Fluid · Rear Differential
Rear Differential
for 1973 GMC K2500 350ci V8 · 4WD
Fluid Type
SAE 80W-90 gear oil
Spec: API GL-5
Capacity
5.5qt
5.2 L
Drain & Refill
5.5 qt
5.2 L
Change Interval
36,000 mi
57,924 km
Notes
GM 14-bolt full-float rear axle typical; add limited-slip additive if equipped
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