Fluid · Rear Differential
Rear Differential
for 1982-1992 Pontiac Firebird Trans Am 5.0L V8 · RWD
Fluid Type
80W-90 GL-5
Spec: API GL-5
Capacity
3.5qt
3.31 L
Drain & Refill
3.5 qt
3.31 L
Change Interval
50,000 mi
80,450 km
Notes
10-bolt 7.5" or 8.5" rear axle. Add GM limited-slip additive (1052358) if equipped with Positraction.
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