Fluid · Rear Differential
Rear Differential
for 2018-2026 Freightliner M2 106 8.9L I6 Cummins L9 · RWD
Fluid Type
75W-90 synthetic gear oil
Spec: API GL-5
Capacity
14qt
13.24 L
Drain & Refill
14 qt
13.24 L
Change Interval
100,000 mi
160,900 km
Data quality
Calibrated
Platform-calibrated book-style value. Verification program ongoing.
Notes
Heavy-duty rear axle for L9 power rating. Capacity varies by axle model, ratio, and single vs. tandem configuration.
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