Automatic Transmission

for 2021 BMW X3 2.0L I4 Turbo B48 · AWD

Fluid Type

ZF Lifeguard 8 ATF

Spec: ZF S671.090.312 / BMW 83 22 2 365 987

Capacity

8.5qt

8.04 L

Drain & Refill

5 qt

4.73 L

Notes

8-speed ZF 8HP automatic transmission. BMW considers this 'lifetime fill' but service at 60-80k miles recommended for longevity. Total capacity is for complete dry fill.

Other fluid systems on this vehicle

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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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