Coolant

for 2025 Rivian R1S Quad Motor AWD · AWD

Fluid Type

50/50 ethylene glycol premix for battery and power electronics thermal management

Spec: Rivian-approved coolant meeting ASTM D3306

Capacity

17qt

16.08 L

Drain & Refill

15 qt

14.19 L

Change Interval

150,000 mi

241,350 km

Notes

Battery thermal system and power electronics cooling loop; Quad motor configuration requires enhanced thermal management due to four motor controllers

Other fluid systems on this vehicle

Brake Fluid

1.2 qt

Power Steering

Automatic Transmission

5 qt

Washer Fluid

1.5 qt

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🔧 Database maintained under the daily editorial review of Chris Hackleman · Master Technician · 20+ years and Jeff Moore · Master Mechanic · 20+ years. Spot an error? Use the Help link above — a human reads every report.

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