Fluid · Rear Differential
Rear Differential
for 1960 GMC 2500 Series 261ci I6 · RWD
Fluid Type
SAE 90 gear oil
Spec: GL-4
Capacity
4qt
3.78 L
Drain & Refill
4 qt
3.78 L
Change Interval
12,000 mi
19,308 km
Data quality
Calibrated
Platform-calibrated book-style value. Verification program ongoing.
Notes
Full-floating rear axle typical for 2500 Series. May require limited-slip additive if equipped.