Report of 6 (22x23) SADEV / Renault Clio 3 CUP / Renault Clio 2 CUP / ST75-14

Product introduction

This SADEV gear 5 22x23 is a new part intended for SADEV ST75-14 sequential gearboxes fitted to Renault Clio 3 Cup and Renault Clio 2 Cup cars. Designed for competition use, it allows the fifth gear to be replaced while maintaining the performance, precision and reliability expected of a racing transmission.

Role of the part

Gear 5 provides the fifth-speed reduction ratio in the sequential gearbox. It directly contributes to transmission ratio spacing, top speed and the use of engine speed on straights or fast sections. A suitable ratio keeps the engine in its optimum operating range, particularly in track or rally use.

Symptoms or consequences of a worn or faulty part

• Abnormal noises from the gearbox in fifth gear.
• Less precise gear changes or snagging when engaging the gear.
• Visible tooth wear, material tearing or marks on the gears.
• Risk of internal gearbox damage if use continues with a damaged gear.
• Loss of reliability under high loads or in competition use.

Benefits of replacement

• Restores correct fifth gear operation.
• Maintains SADEV ST75-14 sequential gearbox reliability.
• Maintains transmission ratio spacing consistent with the original competition configuration.
• Improves mechanical safety during high-rev gear changes.
• An ideal solution for gearbox overhaul, preventive maintenance or refurbishment.

Specifications

• Brand: SADEV.
• Type: new product.
• Product: gear 5 for sequential gearbox.
• Tooth count: 22x23.
• Gearbox application: SADEV ST75-14.
• SADEV reference: .
• Renault Sport reference: .
• Part intended for motor racing use.

Vehicle compatibility

• Renault Clio 3 Cup fitted with a SADEV ST75-14 sequential gearbox.
• Renault Clio 2 Cup fitted with a SADEV ST75-14 sequential gearbox.

Conclusion

This SADEV gear 5 22x23 is an essential part for ensuring transmission performance, precision and reliability on a Renault Clio Cup fitted with an ST75-14 sequential gearbox.