Fluid · Rear Differential
Rear Differential
for 1963 Pontiac Bonneville 421ci V8 · RWD
Fluid Type
80W-90 GL-5 or 90W GL-5
Spec: API GL-5
Capacity
3.5qt
3.31 L
Drain & Refill
3.5 qt
3.31 L
Change Interval
36,000 mi
57,924 km
Notes
Standard rear axle. Safe-T-Track limited slip requires GM limited-slip additive
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