Genuine Renault Pinion Bolt for JC5 and JR5 Gearboxes

The danger of neglected gearbox fasteners on Clio 2 RS and Twingo 2 RS

When working on your JC5 or JR5 gearbox, reusing an old pinion bolt is an error that can be extremely costly. A bolt that has undergone heat cycles and tension loses its elastic properties. By not replacing this component with a brand new genuine Renault part, you expose yourself to internal loosening, causing immediate pinion failure and irreversible damage to your transmission. On a Renault Sport, transmission reliability is the primary guarantor of your performance.

OEM precision for your JC5 and JR5 gearboxes

This gearbox pinion bolt meets the extremely precise tightening tolerances dictated by the manufacturer. Whether for a Clio 2 RS or a Twingo 2 RS, original hardware ensures a perfect hold under engine torque stress. Skipping this part means risking a prolonged vehicle breakdown and repair costs far exceeding the price of a new bolt.

Technical Specifications & Compatibility

• Application: Pinion fixing on the transmission shaft.
• Gearbox Types: Renault JC5 and JR5.
• Vehicles: Renault Clio 2 RS, Twingo 2 RS, and other models equipped with these transmissions.
• Quality: Brand new genuine Renault (OEM) product.

Frequently Asked Questions about gearbox hardware replacement

Why replace the fixing bolt systematically?

Internal gearbox fixing bolts are subject to shear and stretching stresses. A used bolt can snap during tightening or loosen over time due to vibrations. To ensure the integrity of your sport mechanicals, using a new bolt is a golden rule in high-level personalization and maintenance.

Is it compatible with Group N racing setups?

Absolutely. The JC5 gearboxes used in competition require impeccable hardware. This bolt is the standard reference used to ensure the reliability of the gearset, even under extreme racing conditions.

Trust Optimiz Access Expertise

Since 2010, Optimiz Access has supported enthusiasts in the maintenance and personalization of their sports vehicles. Located in Hauts-de-France (near Lille, Valenciennes, Cambrai, and Arras), we understand the high standards of Renault Sport owners. We offer manufacturer-quality parts with fast worldwide shipping.

Technical Note: For a complete overhaul, remember to check the condition of your gears and seals. Related products are available at the bottom of this page.