Volkswagen Touran Service Manual: Permitted Tread Depth - Variance
|For all four wheels use only tires of the same construction
type, and tread.
|Always use tires with the deepest tread depth on the front
|Replacing one individual tire is always possible. The
vehicle manufacturer recommends at the very least however that
the tires are replaced on both sides of the axle.
|With sport differential on the rear axle, the vehicle
manufacturer recommends always replacing the tires on both sides
of the rear axle.
|The technical background of the limitations are thermal
pressure for the transmission oil due to a large difference in
the rolling circumference of the tires.
|The Difference Between the Front and Rear Axle, must Not be
Greater Than 3 mm.
|Front axle left tire
||Front axle right tire
||Average front axle tread
||Difference of the front
axle to the rear axle
||2.0 mm from left to right
|Rear axle left tire tread
||Rear axle right tire
||Average rear axle tread
||Within the permissible
||7.0 mm (new tire)
||5.0 mm from left to right
This wear pattern is found on drive wheels on high-powered
vehicles that often drive long stretches at high speed.
At high speeds, the centrifugal fo ...
Overview - Wheel
Overview - Wheel, Standard
Installing the wheel. Refer to
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