Porsche 928 Workshop Manual page 209

39
Differential/Transaxle System
928
2. Measure backlash and, if necessary, change
shims S, and Sz again until specified play
is reached.
3. Check backlash at four places on periphery.
turning ring gear by 90" each time.
Measurements must not deviate from each
other by more than 0.05 mm.
a
39-136 Adjusting Drive Pinion and Ring Gear
Printed in Germany