Wheel Mounting Bolt. Porsche 928 / 944 / 964 / 968 / 993  ❭  92834167104

• Porsche 964 (911) TURBO 3.6L 1991-93
• Porsche 993 (911) C2 1994-97
• Porsche 993 (911) C4 1994-97
• Porsche 993 (911) RS 1994-97
• Porsche 993 (911) C2S 1994-97
• Porsche 993 (911) C4S 1994-97
• Porsche 993 (911) TURBO 1994-96
• Porsche 993 (911) GT2 1994-97
• Porsche 993 (911) TURBO S 1994-97
• Porsche 944S 2.5L 16V 1987-88
• Porsche 944S2 3.0L 16V 1989-91
• Porsche 968 3.0L 1992-94
• Porsche 968 Sport 3.0L 1994-95
• Porsche 968 CS 3.0L 1993-95
• Porsche 968 Turbo S 3.0L 1993-94
• Porsche 928 4.5L 1978-82
• Porsche 928S 4.7L 1981-83
• Porsche 928S2 4.7L 1984-86
• Porsche 928S4 5.0L 1987-92
• Porsche 928GT 5.0L 1989-91
• Porsche 928GTS 5.4L 1992-95  

Diagram Ref No 9

Wheel mounting bolts are safety-critical components that secure the road wheel firmly to the vehicle's wheel hub. When correctly installed and tightened to the specified torque, the bolts provide the clamping force required to keep the wheel securely positioned during acceleration, braking, cornering and normal road use.

A wheel bolt that is damaged, corroded, stretched, cross-threaded or has a worn seating surface should not be reused. Replacing defective wheel hardware helps maintain correct wheel clamping and safe, reliable wheel installation.

What This Product Does:
The wheel mounting bolt passes through the wheel and threads into the corresponding hub mounting point.

When tightened correctly, it generates clamping force that holds the wheel securely against the hub.

Its main functions include:

• Securing the wheel to the vehicle
• Maintaining correct wheel-to-hub clamping force
• Keeping the wheel correctly seated against the hub
• Supporting safe braking and cornering loads
• Preventing unwanted wheel movement
• Maintaining reliable wheel installation

The wheel bolts work together as a set, so the condition and correct tightening of every bolt are important.

Symptoms Of Wear Or Failure:
Common signs that a wheel mounting bolt may require replacement include:

• Damaged threads
• Cross-threading
• Rounded or damaged bolt head
• Heavy corrosion
• Pitting
• Bent bolt
• Visible stretching or deformation
• Damaged seating surface
• Bolt difficult to tighten smoothly
• Bolt difficult to remove
• Bolt will not achieve the specified torque
• Bolt repeatedly becoming loose
• Previous overtightening or impact-gun damage
• Physical damage following wheel or hub repairs

Any wheel bolt showing significant structural or thread damage should be replaced.

Why Replacement Matters:
Replacing a damaged or worn wheel mounting bolt helps maintain safe and reliable wheel attachment.

A correct replacement helps:

• Restore proper wheel clamping
• Maintain secure wheel-to-hub attachment
• Prevent damaged threads from worsening
• Ensure correct engagement with the hub
• Maintain proper wheel seating
• Reduce the risk of wheel bolt loosening
• Make future wheel removal and installation easier
• Protect the wheel and hub from avoidable damage

Because wheel bolts are safety-critical fasteners, their condition should never be compromised for cosmetic or cost reasons.

Why Replacement Matters:

Replacing a damaged or worn wheel mounting bolt helps maintain safe and reliable wheel attachment.

A correct replacement helps:

• Restore proper wheel clamping
• Maintain secure wheel-to-hub attachment
• Prevent damaged threads from worsening
• Ensure correct engagement with the hub
• Maintain proper wheel seating
• Reduce the risk of wheel bolt loosening
• Make future wheel removal and installation easier
• Protect the wheel and hub from avoidable damage

Because wheel bolts are safety-critical fasteners, their condition should never be compromised for cosmetic or cost reasons.