Fluid · Rear Differential
Rear Differential
for 1955 Oldsmobile 88 324ci V8 · RWD
Fluid Type
SAE 90 or 80W-90 gear oil
Spec: API GL-3 or GL-4
Capacity
3.5qt
3.31 L
Drain & Refill
3.5 qt
3.31 L
Change Interval
24,000 mi
38,616 km
Notes
Oldsmobile rear axle. GL-5 acceptable but not required for non-hypoid gears of era
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