2026 RIVIAN R1S

Quad Motor AWD•AWD•AUTOMATIC•ev

Repairs0 Labor321 Torque63 Fluid5 DTC1481 Battery1 Maintenance0 Recalls2

Fluid · Automatic Transmission

Automatic Transmission

for 2026 Rivian R1S Quad Motor AWD · AWD

Fluid Type

Rivian reduction gearbox fluid (synthetic gear oil)

Capacity

6qt

5.68 L

Drain & Refill

6 qt

5.68 L

Data quality

Calibrated

Platform-calibrated book-style value. Verification program ongoing.

Notes

Quad motor setup — four reduction gearboxes, approximately 1.5 qt each; typically sealed for life, no regular service interval

Other fluid systems on this vehicle

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