Rear Left Hand Axle Drive Shaft FR3Z4K139J | Genuine Ford Mustang 5.0L V8

Genuine Ford Rear Left Hand Axle Drive Shaft, part number FR3Z4K139J, for the Mustang with the 5.0L V8 engine. Brand new, Genuine Ford, dispatched Australia-Wide.

Key details

• Mustang - Fastback & Convertible - 5.0L V8 GT - 6 Speed Automatic - 08/2015-04/2023
• Mustang - Fastback & Convertible - 5.0L V8 GT - 10 Speed Automatic - 10/2017-03/2019

About this part

This is a Genuine Ford driveline part, balanced and built to the factory torque rating.

When to replace it

• Clicking on full lock, clunks taking off, or vibration that rises with speed.
• A split boot throwing grease.

Fitting tip

Use a new hub nut and torque it to Ford's specification.

Part numbers

• Ford part number: FR3Z4K139J
• Also written as: FR3Z-4K139-J, FR3Z 4K139 J
• Ford base part: 4K139

Vehicle fitment

• Mustang - Fastback & Convertible - 5.0L V8 GT - 6 Speed Automatic - 08/2015-04/2023
• Mustang - Fastback & Convertible - 5.0L V8 GT - 10 Speed Automatic - 10/2017-03/2019

Related parts

• Rear Right Hand Axle Drive Shaft FR3Z4K138H
• Rear Axle Drive Shaft CZG 4V DOHC JR3Z4R602Y

Not sure it fits?

Send us your VIN or rego with your order and we will check it against Ford's catalogue before it ships.

Questions

Is FR3Z4K139J a Genuine Ford part? Yes. This is Ford part number FR3Z4K139J, brand new and genuine.

What does FR3Z4K139J fit? Mustang. See the full fitment list above.

Is FR3Z-4K139-J the same part? Yes. FR3Z-4K139-J and FR3Z 4K139 J are the same Ford part number written with spaces or dashes.