6.7L I6 Cummins Diesel•4WD•AUTOMATIC•diesel•turbo

Repairs0 Labor524 Torque149 Fluid10 DTC1797 Battery1 Maintenance0 Recalls7

Fluid · Automatic Transmission

Automatic Transmission

for 2026 Ram 2500 6.7L I6 Cummins Diesel · 4WD

Fluid Type

ZF LifeguardFluid 8

Spec: ZF S671.090.312

Capacity

17.4qt

16.46 L

Drain & Refill

5.5 qt

5.2 L

Data quality

Book-style estimate

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Notes

AS69RC 8-speed automatic. Listed as lifetime fill but severe service may warrant fluid service

Other fluid systems on this vehicle

A/C Refrigerant

Front Differential

Rear Differential

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