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2021 Bmw M550iTransmission Fluid Type & Capacity
OEM transmission fluid spec from the factory service manual for the 2018-2023 (2018-2023).
Quick Answer
Transmission Fluid
9.20 QTS. (8.7 L) — Automatic Transmission Fluid 3 and Automatic Transmission 3+ can be mixed with each other.
Notes
- →The automatic transmissions have a extended oil filling. These transmissions require no oil change for their entire service life. The approved lifetime fluid must be used after repairs on the transmission or transmission oil cooler. The lifetime oil must not be mixed with or replaced by other types of automatic transmission fluid as this will cause transmission failure.
Source: Factory service manual — 2021 Bmw M550i 2018-2023.
This vehicle's factory manual
2021 Bmw M550i: confirm the engine, trim, or drivetrain to open the available repair and diagnosis sections.
What You'll Need
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Frequently Asked Questions
- What transmission fluid does a 2021 Bmw M550i use?
- The 2021 Bmw M550i uses 9.20 QTS. (8.7 L) — Automatic Transmission Fluid 3 and Automatic Transmission 3+ can be mixed with each other..
- How much transmission fluid does a 2021 Bmw M550i take?
- Refer to the factory service manual for the exact transmission fluid capacity.
- When should I change the transmission fluid in my 2021 Bmw M550i?
- Most manufacturers recommend transmission fluid changes every 30,000–60,000 miles for automatics. Check your factory service manual for the exact interval.