M7x40 socket head cap screw SADEV / Renault Clio 3 CUP / Renault Clio 2 CUP / ST75-14

CHc screw M7x40 class 8.8 zinc plated SADEV for sequential gearbox ST75-14

This zinc-plated M7x40 class 8.8 CHc screw is a new part intended for the assembly and maintenance of SADEV ST75-14 sequential gearboxes fitted in particular to Renault Clio 3 Cup and Renault Clio 2 Cup. Designed for use in motorsport, it meets the reliability and precision requirements necessary for a competition transmission.

Purpose of the part

This screw ensures the mechanical fixing of elements of the SADEV sequential gearbox. Its cylindrical hexagon socket head allows precise tightening, while its 8.8 resistance class guarantees resistance adapted to the mechanical constraints encountered in intensive use on the circuit or in rallying.

Symptoms or consequences of a worn or defective part

• Loosening or loss of hold of a gearbox element.
• Risk of abnormal vibrations or mechanical noise.
• Deterioration of the thread or screw head after repeated disassembly.
• Risk of misalignment or leakage depending on mounting location.
• Reduced reliability of the transmission assembly in competition use.

Benefits of replacement

• Restores reliable tightening consistent with the original SADEV assembly.
• Allows clean maintenance during a sequential gearbox overhaul.
• Limits the risk of loosening in severe conditions.
• Ensures perfect compatibility with intended applications.
• New part adapted to the requirements of motorsport.

Specifications

• Brand: SADEV.
• Product: CHc screw.
• Size: M7x40.
• Strength class: 8.8.
• Finish: zinc plated.
• Type: new product.
• Application: SADEV ST75-14 sequential gearbox.
• Current SADEV reference: 0301382.
• Former reference SADEV: 0301278.
• Reference Renault Sport: 01 00 301 278.
• Price indicated for 1 screw.

Vehicle compatibility

• Renault Clio 3 Cup equipped with the SADEV ST75-14 sequential gearbox.
• Renault Clio 2 Cup equipped with the SADEV ST75-14 sequential gearbox.

This CHc screw M7x40 class 8.8 zinc plated SADEV is essential to ensure reliable and compliant assembly during maintenance or overhaul of a ST75-14 sequential gearbox from Renault Clio Cup.