MasterPro
MRC Mounts

MasterPro A5978 Automatic Transmission Mount

Brand MasterPro A5978
Bushing Color Black
Stud Quantity 2
Mount Material Steel
Bracket Color Black
Mounting Hardware Included No
Grade Type Standard replacement
Mounting Hole Quantity 4
Cushion Type Solid
Bushing Material Rubber
Bracket Material Steel
Heat Shield Included No
Mounting Bracket Included Yes
Meets or Exceeds Original Equipment Manu Yes
Meets_or_Exceeds_Original_Equipment_Manufacture_Specifications Yes
Mount Type Oem replacement
Per Vehicle Quantity 1
Per_Vehicle_Quantity 1
Product line MRC Mounts
Fits Ford · 6 vehicles

OEM replacement. Built to meet original equipment specifications.

Steel construction. Rigid mount and bracket for dependable support.

Rubber cushion. Solid design helps isolate vibration and noise.

Cross-references Marmon Ride Control A5978, C5978 and HL3Z-6068-A for the same application. See all 4.

$116.35Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
Step 2 — Quantity
Order total $116.35
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

Automatic Transmission Mount for Ford F-150

MasterPro MRC Mounts A5978 is an OEM replacement automatic transmission mount built for select Ford F-150 applications. It uses a steel bracket and steel mount construction with a solid rubber cushion to help secure the transmission and maintain proper drivetrain alignment.

Compatible with 2017-2020 Ford F-150 and 2023-2024 Ford F-150, this transmission mount is a standard replacement part that meets or exceeds original equipment manufacturer specifications.

Key Features

  • OEM replacement automatic transmission mount
  • Steel mount and steel bracket construction
  • Solid rubber cushion with black bushing
  • 4 mounting holes and 2 studs
  • Mounting bracket included
  • Standard replacement grade
  • Per vehicle quantity: 1
  • Part number: A5978

Product Details

The MasterPro MRC Mounts line focuses on direct-fit replacement mounting components for drivetrain service. This A5978 transmission mount is engineered for Ford F-150 fitment and is built to match OE-style mounting geometry for the automatic transmission application. The steel-and-rubber design supports a secure connection between the transmission and chassis while maintaining the original mounting layout.

This part cross-references Monroe Shocks & Struts (e.g., C5978) for the same application. Use A5978 when replacing a worn or damaged automatic transmission mount on a Ford F-150, including 2017-2020 and 2023-2024 model years.

What It Helps Address

  • Excessive drivetrain movement from a worn transmission mount
  • Noise or vibration transmitted through the chassis
  • Misalignment at the transmission mounting point
  • Cracked or deteriorated rubber cushion material
  • Corrosion or damage to the original mount assembly

Installation Notes and Tips

Verify vehicle year and application before installation. This automatic transmission mount is supplied without mounting hardware, so reuse or source the correct fasteners as needed. Inspect the surrounding bracket, studs, and mounting points for wear or damage before installing the new mount. Confirm proper alignment during installation to help maintain drivetrain position.

Quality Assurance

MasterPro MRC Mounts A5978 is listed as meeting or exceeding original equipment manufacturer specifications for the stated Ford F-150 applications. It is an OEM replacement mount built for standard service use.

This part fits 6 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelLitersCylindersNotes
2024FordF-150Raptor5.2LV8OEM Replacement; MRC Mounts
2023FordF-150Raptor5.2LV8OEM Replacement; MRC Mounts
2020FordF-150Raptor3.5LV6OEM Replacement; MRC Mounts
2019FordF-150Raptor3.5LV6OEM Replacement; MRC Mounts
2018FordF-150Raptor3.5LV6OEM Replacement; MRC Mounts
2017FordF-150Raptor3.5LV6OEM Replacement; MRC Mounts
Directly replaces or cross-references 4 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Marmon Ride Control — A5978C5978HL3Z-6068-AHL3Z6068A