Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2021 Ford F-550-super-dutyTransmission Fluid Type & Capacity
OEM transmission fluid spec from the factory service manual for the 2020-2022 (2020-2022).
Quick Answer
Transmission Fluid
18.15 QTS. (17.17 L) — MOTORCRAFT Automatic Transmission Fluid MERCON ULV Note: Approximate capacity.
Notes
- →Approximate capacity.
Source: Factory service manual — 2021 Ford F-550-super-duty 2020-2022.
This vehicle's factory manual
2021 Ford F-550-super-duty: confirm the engine, trim, or drivetrain to open the available repair and diagnosis sections.
What You'll Need
Related for Your 2021 Ford F-550-super-duty
Frequently Asked Questions
- What transmission fluid does a 2021 Ford F-550-super-duty use?
- The 2021 Ford F-550-super-duty uses 18.15 QTS. (17.17 L) — MOTORCRAFT Automatic Transmission Fluid MERCON ULV Note: Approximate capacity..
- How much transmission fluid does a 2021 Ford F-550-super-duty take?
- Refer to the factory service manual for the exact transmission fluid capacity.
- When should I change the transmission fluid in my 2021 Ford F-550-super-duty?
- Most manufacturers recommend transmission fluid changes every 30,000–60,000 miles for automatics. Check your factory service manual for the exact interval.