Dorman 528-121 rear left upper control arm for the 2013-2019 BMW 640i Gran Coupe and other vehicles connects the rear left wheel to the vehicle and guides its suspension movement.
- Dorman OE Solutions control arm in standard replacement grade
- Steel arm with casting/forged construction and a bent shape
- Powder-coated finish for rust and corrosion resistance
- Rubber bushings included with the arm
Quick facts
- Part: Dorman 528-121 control arm
- Also called: suspension control arm
- Fits: 2013-2019 BMW 640i Gran Coupe and other vehicles
- Position: Rear left upper forward
- Material: Steel
- Condition: New
A worn arm can show up as a clunk over bumps, uneven rear tire wear or vague handling. These signs alone do not prove the arm is at fault; a worn shock absorber can also clunk over bumps. This listing is one arm for the rear left, and the car takes one on this side; the rear right is a separate part, and both sides are normally replaced together.
Fits
This rear left upper control arm is a direct replacement for the 2013-2019 BMW 640i Gran Coupe, the 2014-2019 BMW 640i xDrive Gran Coupe, the 2018-2019 BMW 640i xDrive Gran Turismo and many other BMW models. If your car is not named here, open the "Vehicles it fits" section to check your exact model and engine.
Specifications
Fit and size
- Position: rear left upper forward
- Quantity per vehicle: 1
- Length: 293 mm
- Distance between mounting holes: 293 mm
- Bushing inside diameter: 14.1 mm
- Bushing outside diameter: 55.07 mm
- Bushing length: 60.5 mm
Build and materials
- Material: steel
- Construction: casting/forged
- Finish: powder coated
- Bushing material: rubber
- Condition: new
- Country of origin: China
In the box
One control arm with bushings included. The ball joint, grease fitting and mounting hardware are not included, and the old fasteners may not be reusable, so plan on new ones.
Interchange: 33324069283 · 33326782135 · TC2838 · 2CB10586 · RK642863 · GS101365 · CMS101365
Product information is for general reference and may contain errors. See our Disclaimer.
This part cross-references / interchanges with the following part numbers:
33324069283, 33326782135, TC2838, 2CB10586, RK642863, GS101365, CMS101365
Frequently Asked Questions
Is the Dorman 528-121 the right control arm for the 2013-2019 BMW 640i Gran Coupe?
Yes. Dorman 528-121 is the rear left upper forward control arm for the 2013-2019 BMW 640i Gran Coupe. This side takes one, and the rear right arm is ordered separately.
Does this Dorman OE Solutions suspension control arm come with bushings?
Yes. Dorman 528-121 is one control arm with its bushings included. The ball joint, grease fitting and mounting hardware are not included, so plan on new fasteners.
What size are the bushings on this rear left upper control arm?
The bushing has a 14.1 mm inside diameter, a 55.07 mm outside diameter and a 60.5 mm length. The bushing material is rubber.
How can I tell if a rear upper control arm is wearing out?
A clunk over bumps, vague handling or uneven rear tire wear can mean a worn arm or bushing. Have a shop inspect it promptly and do not keep driving on suspension that feels loose.
Is this Dorman upper control arm steel, and is it coated?
Yes. Dorman 528-121 has a steel arm with a powder-coated finish.
