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Suspension & Chassis


Chassis & Suspension: Optimize Your Performance with Optimiz Access

At Optimiz Access, we understand the importance of a high-performance chassis and suspension system for an optimal driving experience. Whether you are looking for flawless handling on the track or perfectly controlled road behavior for daily driving, we have the ideal solution tailored to your needs.

Upgrading to superior suspension components allows you to eliminate excessive body roll, gain responsiveness during fast cornering, and effectively transfer all engine power to the ground. It is the ultimate investment to maximize driving enjoyment and guarantee flawless balance for your sports vehicle.

A wide selection of top-tier components: sports suspensions, reinforced poly bushings, coilover kits, and performance shock absorbers suited to all requirements.

Trusted Brands for Unmatched Performance

We work closely with the industry's leading manufacturers, including Bilstein, AST-SUSPENSION, Eibach, H&R, and Powerflex, to provide you with reliable and durable products. We also offer OEM factory parts to guarantee seamless compatibility during every maintenance or chassis overhaul operation.

Why Choose Optimiz Access for Your Chassis & Suspension?

Since 2010, Optimiz Access has been supporting drivers in the custom upgrading and maintenance of sports and premium vehicles. By relying on our expertise, you benefit from:

  • In-depth expertise in chassis tuning and suspension setup.
  • A broad selection of high-performance products tailored to every project.
  • Personalized support to help you select the best hardware.
  • Professional installation and alignment services in our workshop located in northern France (Hauts-de-France) — near Lille, Valenciennes, Cambrai, Arras, Seclin, Douai, and Saint-Quentin.

We ensure thorough quality checks on all components along with fast worldwide shipping.

Upgrade Your Vehicle and Enjoy an Unmatched Driving Experience Today

Don't wait to enhance your car's road behavior. Trust the expertise of Optimiz Access, order your suspension equipment today, and take advantage of our fast dispatch to bring your project to life.

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Genuine RENAULT Suspension Ball Joint for Renault Megane 4 RS (Aluminum Wishbone)Genuine RENAULT Suspension Ball Joint for Renault Megane 4 RS (Aluminum Wishbone)
    • Pack
    Maintain the precision of your Cup chassis: Genuine RENAULT Suspension Ball Joint specifically designed for the **aluminum wishbone** of the Renault Megane 4 RS . This vital component screws directly into the wishbone and provides the link to the hub carrier. Replacement with this OEM quality ball joint...
    €46.20Price
    Genuine RENAULT Suspension Ball Joint for Renault Megane 4 RS (Aluminum Wishbone)Genuine RENAULT Suspension Ball Joint for Renault Megane 4 RS (Aluminum Wishbone)
      • Pack
      Maintain the precision of your Cup chassis: Genuine RENAULT Suspension Ball Joint specifically designed for the **aluminum wishbone** of the Renault Megane 4 RS . This vital component screws directly into the wishbone and provides the link to the hub carrier. Replacement with this OEM quality ball joint...
      €46.20Price
      Genuine RENAULT Suspension Ball Joint for Renault Megane 3 RS and Megane N4Genuine RENAULT Suspension Ball Joint for Renault Megane 3 RS and Megane N4
        • Pack
        Do not sacrifice the legendary handling of your RS! This Genuine RENAULT Suspension Ball Joint is the specific part designed to screw directly into the wishbone of the Renault Megane 3 RS and the Competition version Megane N4 . An essential front axle component, its replacement with...
        €46.20Price
        Genuine RENAULT Suspension Ball Joint for Renault Megane 3 RS and Megane N4Genuine RENAULT Suspension Ball Joint for Renault Megane 3 RS and Megane N4
          • Pack
          Do not sacrifice the legendary handling of your RS! This Genuine RENAULT Suspension Ball Joint is the specific part designed to screw directly into the wishbone of the Renault Megane 3 RS and the Competition version Megane N4 . An essential front axle component, its replacement with...
          €46.20Price
          Genuine RENAULT Suspension Ball Joint for Renault Clio 3 RS, Clio 3 Cup and Clio R3 AccessGenuine RENAULT Suspension Ball Joint for Renault Clio 3 RS, Clio 3 Cup and Clio R3 Access
            • Pack
            Maintain the quick handling of your F4R chassis! This Genuine RENAULT Suspension Ball Joint is the key part for the front axle of the Renault Clio 3 RS , Clio 3 X85 Cup , and Clio R3 Access . Designed to screw precisely into the wishbone , it is indispensable for...
            €46.20Price
            Genuine RENAULT Suspension Ball Joint for Renault Clio 3 RS, Clio 3 Cup and Clio R3 AccessGenuine RENAULT Suspension Ball Joint for Renault Clio 3 RS, Clio 3 Cup and Clio R3 Access
              • Pack
              Maintain the quick handling of your F4R chassis! This Genuine RENAULT Suspension Ball Joint is the key part for the front axle of the Renault Clio 3 RS , Clio 3 X85 Cup , and Clio R3 Access . Designed to screw precisely into the wishbone , it is indispensable for...
              €46.20Price
              Articulation (silent bloc) Train Arriere Renforcé Clio Gr NArticulation (silent bloc) Train Arriere Renforcé Clio Gr N
                  Articulation (silent bloc) Train Arriere Renforcé Clio Gr N Référence: 7711129663
                  €187.15Price
                  Articulation (silent bloc) Train Arriere Renforcé Clio Gr NArticulation (silent bloc) Train Arriere Renforcé Clio Gr N
                      Articulation (silent bloc) Train Arriere Renforcé Clio Gr N Référence: 7711129663
                      €187.15Price
                      Butée de choc (soufflet) d'amortisseur Megane 2 RS châssis sportButée de choc (soufflet) d'amortisseur Megane 2 RS châssis sport
                          Butée de choc (soufflet) d'amortisseur Megane 2 RS châssis sport Véritable produit d'origine
                          €36.90Price
                          Butée de choc (soufflet) d'amortisseur Megane 2 RS châssis sportButée de choc (soufflet) d'amortisseur Megane 2 RS châssis sport
                              Butée de choc (soufflet) d'amortisseur Megane 2 RS châssis sport Véritable produit d'origine
                              €36.90Price
                              Kit réfection Pivot Clio 3 RS - Megane 3 RSFront Hub Pivot Overhaul Kit - Clio 3 RS / Megane 3 RS
                                • Pack
                                Restore the original tracking sharpness and cornering agility of your vehicle with this comprehensive Front Hub Pivot Overhaul Kit for the Renault Clio 3 RS and Megane 3 RS . This all-inclusive overhaul solution groups together premium lower and upper ball joints alongside...
                                €109.49Price
                                Kit réfection Pivot Clio 3 RS - Megane 3 RSFront Hub Pivot Overhaul Kit - Clio 3 RS / Megane 3 RS
                                  • Pack
                                  Restore the original tracking sharpness and cornering agility of your vehicle with this comprehensive Front Hub Pivot Overhaul Kit for the Renault Clio 3 RS and Megane 3 RS . This all-inclusive overhaul solution groups together premium lower and upper ball joints alongside...
                                  €109.49Price
                                  Biellette Anti Rotation (liaison pivot triangle) Megane 4 RSBiellette Anti Rotation (liaison pivot triangle) Megane 4 RS
                                      Biellette Anti Rotation (liaison pivot triangle) Megane 4 RS
                                      €74.64Price
                                      Biellette Anti Rotation (liaison pivot triangle) Megane 4 RSBiellette Anti Rotation (liaison pivot triangle) Megane 4 RS
                                          Biellette Anti Rotation (liaison pivot triangle) Megane 4 RS
                                          €74.64Price
                                          Articulation élastique (silent bloc) de train Arriere Megane 3 RSArticulation élastique (silent bloc) de train Arriere Megane 3 RS
                                              Articulation élastique (silent bloc) de train Arriere Megane 3 RS Véritable pièce d'origine vendue à l'unité
                                              €46.55Price
                                              Articulation élastique (silent bloc) de train Arriere Megane 3 RSArticulation élastique (silent bloc) de train Arriere Megane 3 RS
                                                  Articulation élastique (silent bloc) de train Arriere Megane 3 RS Véritable pièce d'origine vendue à l'unité
                                                  €46.55Price
                                                  Ensemble soufflet et collier de rotule axiale Megane 2 RS
                                                      Ensemble soufflet et collier de rotule axiale Megane 2 RS
                                                      €38.40Price
                                                      Ensemble soufflet et collier de rotule axiale Megane 2 RS
                                                          Ensemble soufflet et collier de rotule axiale Megane 2 RS
                                                          €38.40Price
                                                          Genuine Renault Front Shock Absorber Bump Stop - Clio 4 RSGenuine Renault Front Shock Absorber Bump Stop - Clio 4 RS
                                                              Protect the integrity of your front suspension and the driving comfort of your Renault Clio 4 RS with this shock absorber bump stop . An essential replacement part, this genuine Renault product ensures optimal shock absorption during full compression, thereby preserving the lifespan of your front shock absorbers and the quality of the sport chassis .
                                                              €30.71Price
                                                              Genuine Renault Front Shock Absorber Bump Stop - Clio 4 RSGenuine Renault Front Shock Absorber Bump Stop - Clio 4 RS
                                                                  Protect the integrity of your front suspension and the driving comfort of your Renault Clio 4 RS with this shock absorber bump stop . An essential replacement part, this genuine Renault product ensures optimal shock absorption during full compression, thereby preserving the lifespan of your front shock absorbers and the quality of the sport chassis .
                                                                  €30.71Price
                                                                  Silent Bloc Powerflex BLACK SERIES barre stab Clio 2 V6
                                                                      Silent Bloc Powerflex BLACK SERIES barre stab Clio 2 V6 Gamme noire: 80% plus rigide que l'origine
                                                                      €39.14Price
                                                                      Silent Bloc Powerflex BLACK SERIES barre stab Clio 2 V6
                                                                          Silent Bloc Powerflex BLACK SERIES barre stab Clio 2 V6 Gamme noire: 80% plus rigide que l'origine
                                                                          €39.14Price
                                                                          En Stock
                                                                          €177.19 Price
                                                                          En Stock
                                                                          €177.19 Price
                                                                          Ensemble de silent blocs de triangles Powerflex Black Series Twingo 2 RS
                                                                              Restore absolute steering precision to your Renault Twingo 2 RS with this Powerflex Black Series front wishbone bush kit. Engineered for intensive track use or the most demanding drivers, this Black Series version provides maximum stiffness for uncompromising suspension geometry control. Drastic...
                                                                              €177.19Price
                                                                              Ensemble de silent blocs de triangles Powerflex Black Series Twingo 2 RS
                                                                                  Restore absolute steering precision to your Renault Twingo 2 RS with this Powerflex Black Series front wishbone bush kit. Engineered for intensive track use or the most demanding drivers, this Black Series version provides maximum stiffness for uncompromising suspension geometry control. Drastic...
                                                                                  €177.19Price
                                                                                  En Stock
                                                                                  €61.20 Price
                                                                                  En Stock
                                                                                  €61.20 Price
                                                                                  Cales Elargisseur de Train Arriere Megane 3 RS
                                                                                      Cales permettant d’élargir le train arrière des Megane 3 RS Ces Cales se placent entre le porte fusée et le train arrière Ce produit permet un élargisseur de 10 mm par coté, celui ci est un palliatif au problème de largeur de cales élargissement coté roue car en dessous de 20 mm, il y a des problèmes de centrage de cales qui peuvent provoquer des vibrations.
                                                                                      €61.20Price
                                                                                      Cales Elargisseur de Train Arriere Megane 3 RS
                                                                                          Cales permettant d’élargir le train arrière des Megane 3 RS Ces Cales se placent entre le porte fusée et le train arrière Ce produit permet un élargisseur de 10 mm par coté, celui ci est un palliatif au problème de largeur de cales élargissement coté roue car en dessous de 20 mm, il y a des problèmes de centrage de cales qui peuvent provoquer des vibrations.
                                                                                          €61.20Price
                                                                                          Biellette gauche liaison train avant chassis Clio 3 RSBiellette gauche liaison train avant chassis Clio 3 RS
                                                                                              Biellette gauche liaison train avant chassis Clio 3 RS
                                                                                              €71.52Price
                                                                                              Biellette gauche liaison train avant chassis Clio 3 RSBiellette gauche liaison train avant chassis Clio 3 RS
                                                                                                  Biellette gauche liaison train avant chassis Clio 3 RS
                                                                                                  €71.52Price
                                                                                                  En Stock
                                                                                                  €27.82 Price
                                                                                                  En Stock
                                                                                                  €27.82 Price
                                                                                                  Entretoise de coupelle (Nouveau Modele)Entretoise de coupelle (Nouveau Modele)
                                                                                                      Entretoise de coupelle Permet de centrer la partie caoutchouc de la coupelle sur la tige d'amortisseur. Vendue à l'unité
                                                                                                      €27.82Price
                                                                                                      Entretoise de coupelle (Nouveau Modele)Entretoise de coupelle (Nouveau Modele)
                                                                                                          Entretoise de coupelle Permet de centrer la partie caoutchouc de la coupelle sur la tige d'amortisseur. Vendue à l'unité
                                                                                                          €27.82Price
                                                                                                          Coupelle supérieure de ressort avant Clio 2 RS et Clio WilliamsCoupelle supérieure de ressort avant Clio 2 RS et Clio Williams
                                                                                                              Coupelle supérieure de ressort avant Clio 2 RS et Clio Williams
                                                                                                              €22.40Price
                                                                                                              Coupelle supérieure de ressort avant Clio 2 RS et Clio WilliamsCoupelle supérieure de ressort avant Clio 2 RS et Clio Williams
                                                                                                                  Coupelle supérieure de ressort avant Clio 2 RS et Clio Williams
                                                                                                                  €22.40Price
                                                                                                                  Genuine RENAULT Upper Swivel Ball Joint for Clio 3 RS, Clio 3 Cup and Megane RS (3/4/N4)Genuine RENAULT Upper Swivel Ball Joint for Clio 3 RS, Clio 3 Cup and Megane RS (3/4/N4)
                                                                                                                      The centerpiece of your RS sports car's front axle: Genuine RENAULT Upper Swivel Ball Joint . This component ensures the essential link on demanding models like the Clio 3 RS , Clio 3 Cup X85 , Megane 3 RS , Megane N4 , and Megane 4 RS . Replacing it with...
                                                                                                                      €52.51Price
                                                                                                                      Genuine RENAULT Upper Swivel Ball Joint for Clio 3 RS, Clio 3 Cup and Megane RS (3/4/N4)Genuine RENAULT Upper Swivel Ball Joint for Clio 3 RS, Clio 3 Cup and Megane RS (3/4/N4)
                                                                                                                          The centerpiece of your RS sports car's front axle: Genuine RENAULT Upper Swivel Ball Joint . This component ensures the essential link on demanding models like the Clio 3 RS , Clio 3 Cup X85 , Megane 3 RS , Megane N4 , and Megane 4 RS . Replacing it with...
                                                                                                                          €52.51Price
                                                                                                                          Kit Butée / Coupelle d'amortisseur
                                                                                                                              Optimize your sports car's road holding with this genuine Renault shock absorber top mount and bearing kit . Engineered to withstand the rigors of Clio 2 RS and Twingo 2 RS chassis, this kit ensures perfect damping and sharp steering response. Authentic Renault product...
                                                                                                                              €86.40Price
                                                                                                                              Kit Butée / Coupelle d'amortisseur
                                                                                                                                  Optimize your sports car's road holding with this genuine Renault shock absorber top mount and bearing kit . Engineered to withstand the rigors of Clio 2 RS and Twingo 2 RS chassis, this kit ensures perfect damping and sharp steering response. Authentic Renault product...
                                                                                                                                  €86.40Price
                                                                                                                                  Kit butées amortisseurs avants Powerflex BLACK SeriesKit butées amortisseurs avants Powerflex BLACK Series
                                                                                                                                    • Pack
                                                                                                                                    Kit butées amortisseurs avants Powerflex BLACK Séries Clio 2 RS et Twingo 2 RS Kit comprenant: 2 blocs filtrant Powerflex BLACK 80% plus rigide que l'origine les 2 coupelles supérieures les 2 écrous les 2 butées tournantes (roulement) Si toutefois votre véhicule est actuellement équipé de coupelle supérieure sur lesquelles l'écrou est fixe, merci de...
                                                                                                                                    €197.95Price
                                                                                                                                    Kit butées amortisseurs avants Powerflex BLACK SeriesKit butées amortisseurs avants Powerflex BLACK Series
                                                                                                                                      • Pack
                                                                                                                                      Kit butées amortisseurs avants Powerflex BLACK Séries Clio 2 RS et Twingo 2 RS Kit comprenant: 2 blocs filtrant Powerflex BLACK 80% plus rigide que l'origine les 2 coupelles supérieures les 2 écrous les 2 butées tournantes (roulement) Si toutefois votre véhicule est actuellement équipé de coupelle supérieure sur lesquelles l'écrou est fixe, merci de...
                                                                                                                                      €197.95Price
                                                                                                                                      Rotule axiale Clio 2 RS2 et RS3 y compris X65 Cup et Gr N
                                                                                                                                          Rotule axiale Clio 2 RS Véritable produit d'origine pour Clio 2 RS2, Ragnotti, RS3
                                                                                                                                          €76.40Price
                                                                                                                                          Rotule axiale Clio 2 RS2 et RS3 y compris X65 Cup et Gr N
                                                                                                                                              Rotule axiale Clio 2 RS Véritable produit d'origine pour Clio 2 RS2, Ragnotti, RS3
                                                                                                                                              €76.40Price
                                                                                                                                              Silents Blocs arrieres triangle reglable black series Powerflex Megane 3 RS
                                                                                                                                                  Silent Bloc Powerflex remplaçant en lieu et place le silent bloc arriere de votre triangle Celui ci est reglable vous permettant ainsi d'ajuster la chasse de votre véhicule Vendu par paire
                                                                                                                                                  €84.24Price
                                                                                                                                                  Silents Blocs arrieres triangle reglable black series Powerflex Megane 3 RS
                                                                                                                                                      Silent Bloc Powerflex remplaçant en lieu et place le silent bloc arriere de votre triangle Celui ci est reglable vous permettant ainsi d'ajuster la chasse de votre véhicule Vendu par paire
                                                                                                                                                      €84.24Price
                                                                                                                                                      En Stock
                                                                                                                                                      €0.62 Price
                                                                                                                                                      En Stock
                                                                                                                                                      €0.62 Price
                                                                                                                                                      Rondelle contact Ø10x20 ép:1.6Rondelle contact Ø10x20 ép:1.6
                                                                                                                                                          The Ø10x20 mm contact washer, 1.6 mm thick , reference 7711156944 , is a fastening component designed for the Renault Twingo 2 . This washer provides a suitable contact surface between the fastener and the assembled component. Its dimensions of 10 mm inner diameter, 20 mm outer diameter and 1.6 mm thickness are intended...
                                                                                                                                                          €0.62Price
                                                                                                                                                          Rondelle contact Ø10x20 ép:1.6Rondelle contact Ø10x20 ép:1.6
                                                                                                                                                              The Ø10x20 mm contact washer, 1.6 mm thick , reference 7711156944 , is a fastening component designed for the Renault Twingo 2 . This washer provides a suitable contact surface between the fastener and the assembled component. Its dimensions of 10 mm inner diameter, 20 mm outer diameter and 1.6 mm thickness are intended...
                                                                                                                                                              €0.62Price
                                                                                                                                                              Rotule UNIBAL SSA 16Renault Sport SSA16 Ball Joint - Clio 2 X65 Cup (7711155183)
                                                                                                                                                                  The SSA16 Ball Joint , an original Renault Sport part (ref. 7711155183), is essential for optimizing the suspension of your Renault Clio 2 X65 Cup . Optimiz Access , the exclusive distributor, guarantees a quality part for optimal performance.
                                                                                                                                                                  €70.26Price
                                                                                                                                                                  Rotule UNIBAL SSA 16Renault Sport SSA16 Ball Joint - Clio 2 X65 Cup (7711155183)
                                                                                                                                                                      The SSA16 Ball Joint , an original Renault Sport part (ref. 7711155183), is essential for optimizing the suspension of your Renault Clio 2 X65 Cup . Optimiz Access , the exclusive distributor, guarantees a quality part for optimal performance.
                                                                                                                                                                      €70.26Price