Ring Gear and Pinion Sets - Revised
84porsche02Subject
Ring Gear and Pinion
Part Identifier 3908
Applies To
928S
1983-84
Group
39
Key Points
^ Adjusting dimension E marked on pinion shaft in place of deviation dimension r
^ Pinion shaft collar nut torque changed C
Number
84-01
June 29,1984
FIGURE 1 - RING GEAR/PINION MEASUREMENTS/MARKINGS:
Ring gear and pinion sets installed since January, 1984 production are no longer marked with deviation r on pinion head. Adjusting dimension E is now marked in this location.
1 - Adjusting dimension E 2 - Ring gear/pinion pair code 3 - Backlash R - Design dimension r - Deviation
Adjusting dimension E = R + r Example (Fig. 1, item 1):
DM 75 = Adjusting dimension E = 75.00 mm
Pinion shaft collar nut torque specification for all 4-speed automatic transmissions is 380 N-m (275 ft lb). Use this torque specification during repair.