Lock Washer (Backing Plate) Driveshaft – Porsche 911

Locking washer for drive shaft joint – Porsche 911 / 964 / 928

Locking washer for the driveshaft joint. Suitable for numerous Porsche models, it ensures the secure fixing of the driveshaft bolts to the joint.

Details at a glance

• Stable locking washer for the drive shaft joint
• Prevents the M8 joint screws from loosening.
• Suitable for several Porsche model series
• OEM-compliant shape and fit
• Diagram reference: No. 3

Description

This locking washer secures the bolts of the driveshaft joint and reliably prevents twisting or loosening under load. It is an important component of the power transmission and contributes to the operational reliability of the entire driveshaft.

Old locking washers can lose their clamping force due to aging, corrosion, or repeated disassembly. Replacing them with a precisely manufactured reproduction restores the correct clamping force and ensures a secure connection between the drive shaft and the universal joint flange.

Technical data

• Position: Driveshaft joint
• Material: High-strength steel
• Fit for M8 joint screws
• Diagram reference: No. 3

Compatibility / Vehicle Assignment

• Porsche 911 (1969–1989)
• Porsche 964 C2 / Carrera RS / Turbo 3.6L (1989–1994)
• Porsche 928 (1983–1986, chassis number from F92DFS8 41008 and F92FS8 40290, M593)
• Porsche 928 (1987–1995)

Scope of delivery

• 1 × Locking washer for drive shaft joint

Notice

Replacement is always recommended when the drive shaft bolts are loosened to ensure maximum safety.