Fluid · Manual Transmission
Manual Transmission
for 1960 GMC 2500 Series 261ci I6 · RWD
Fluid Type
SAE 90 gear oil or SAE 10W-30 motor oil
Spec: GL-1 or motor oil
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
4-speed manual transmission typical in 2500 Series.