SADEV splined hub / Renault Clio 3 CUP / ST75-14

Product introduction

New SADEV splined hub for sequential gearboxes fitted to the Renault Clio 3 Cup (equipped with the SADEV ST75-14 transmission). This competition-grade component is intended for the maintenance, overhaul, or restoration of a sequential gearbox used in circuit racing, rallying, or customer racing applications.

Purpose of the part

The dog clutch hub is an internal transmission component involved in the operation of a sequential gearbox. It facilitates the mechanical connection between the gear-selection and torque-transmission components, ensuring precise and reliable gear engagement under intensive operating conditions.

Symptoms or consequences of a worn or defective part

• Difficulty engaging certain gears.
• Less crisp or inconsistent gear shifts.
• Risk of gears disengaging under load.
• Accelerated wear of dog clutches, sliding sleeves, or other internal gearbox components.
• Reduced reliability during intensive use in competition.

Benefits of replacement

• Restores the operational precision of the sequential gearbox.
• Improves transmission reliability for performance/racing use.
• Limits the risk of mechanical failure caused by worn parts.
• Enables overhauls that meet the specifications for SADEV competition gearboxes.
• New part designed to withstand the high mechanical stresses of the Renault Clio 3 Cup.

Specifications

• Brand: SADEV.
• Product: Dog clutch hub.
• Type: New part.
• Application: SADEV sequential gearbox.
• Compatible gearbox: SADEV ST75-14.
• SADEV part number: F1908002.
• Renault Sport part number: 01 01 908 002.
• Price includes a 5.5% SADEV surcharge for materials, energy, and logistics.

Vehicle compatibility

• Renault Clio 3 Cup equipped with a SADEV ST75-14 sequential gearbox.
• Compatible with Renault Sport assemblies corresponding to part number 01 01 908 002.

Conclusion

This SADEV splined hub for the Renault Clio 3 Cup is an essential component for ensuring the precision, reliability, and performance of the ST75-14 sequential gearbox during overhauls or maintenance operations in a competitive racing environment.