Volkswagen Golf Service & Repair Manual: Checking radial and lateral run-out on wheel rim

Volkswagen Golf Service & Repair Manual / Running gear, axles, steering / Wheels, tyres, axle align / Vibration due to wheels/tyres - causes and rectification / Checking radial and lateral run-out on wheel rim

–	Attach rim to wheel balancing machine.

–	Use the centring system for wheel balancing machines -VAS 5271-.

–	Preload tyre gauge approx. 2 mm.

–	Turn rim slowly.

–	Make a note of the smallest and largest deflection of the indicator needle.

S -	Lateral run-out

H -	Radial run-out

–	Compare the measured values with the specifications in the table → Anchor.

Note

Extreme values on the tyre gauge due to small irregularities may be disregarded.

Checking radial and lateral run-out on wheel rim

Specifications for radial and lateral runout on wheel

Rim	Radial run-out (mm)	Lateral run-out (mm)
Steel wheel	0.5	0.5
Alloy wheel	0.5	0.8

Note

If the measured value exceeds the specification, acceptably smooth running cannot be attained.

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