Safari Van AWD V6-262 4.3L VIN Z TBI (1991)
Pinion Gear: Technical Service Bulletins
Rear Axle - Balanced Ring Gear and Pinion Sets
GMC NUMBER:
91-4B-94
GROUP:
4B Rear Axle
DATE:
May, 1991
CORPORATE
NUMBER:
164201
SUBJECT:
REAR AXLE RING AND PINION ASSEMBLY REPLACEMENT
MODELS:
1991 M/L VANS
Rear axle ring gear and pinion sets for 1991 M/L vans are system balanced as an assembly. The assembly is balanced as a unit with the pinion flange
weighted as a harmonic member. When axle repairs dictate that a new ring and pinion gear set be installed, a new pinion flange must
also be used. Discard the original pinion flange and install service flange P/N 26006975 now available through GMSPO.
SERVICE PARTS INFORMATION
26006975
FLANGE
1
Parts are currently available from GMSPO.