Bolt Versions

Three different 8 mm bolt versions are used on Audi suspensions. See Fig 1 . All bolts should only be used once. Bolts are as follows:

1. Bolt "A" without ribbing. Tightening torque 18 ft. lbs. (25 N. m).
2. Bolt "B" with ribbing. Tightening torque 55 ft. lbs. (75 N. m).
3. Bolt "C" with screw head and washer ribbing. Tightening torque 22 ft. lbs. (30 N.m) plus an additional 90°.

Fig 1: Identifying Bolt Type

Courtesy of AUDI OF AMERICA, INC.