Dorman 528-243 rear left lower control arm for the 2014-2018 Mazda 3 and other vehicles locates the rear left wheel while the suspension moves. This Dorman control arm replaces a worn or damaged arm on the rear left side.
- Stamped steel construction
- E-coated finish to resist rust and corrosion
- Rubber bushings included with the arm
- Non-adjustable design with 576 mm between bushings
Quick facts
- Part: Dorman 528-243 control arm
- Also called: suspension control arm
- Fits: 2014-2018 Mazda 3 and other vehicles
- Position: Rear left lower rearward
- Material: Steel
- Condition: New
A clunk from the rear over bumps, uneven rear tire wear or torn bushings can point to a worn control arm. Worn rear shocks, springs or other suspension bushings can be behind these signs too, so find the cause before buying. Both sides are normally replaced together, so plan on ordering the right arm as well; this listing is the rear left arm only.
Fits
This control arm is a direct replacement that fits and performs like the original equipment on the 2014-2018 Mazda 3 and the 2014-2018 Mazda 3 Sport.
Specifications
Fit and size
- Position: rear left lower rearward
- Quantity per vehicle: 1 on this side
- Bushing inside diameter: 12.3 mm
- Bushing length: 49.5 mm
- Distance between bushings: 576 mm
- Control arm maximum length: 576 mm
Build and materials
- Construction: stamped
- Material: steel
- Finish: E-coated
- Bushing material: rubber, 70 Shore A durometer
- Greaseable: no
- Grade: standard replacement
- Condition: new
- Country of origin: Turkey
In the box
One rear left lower control arm with its bushings. The rear left side of the 2014-2018 Mazda 3 takes one; the rear right is a separate part. The ball joint, castle nut, cotter pin, grease fitting and mounting hardware are not included, and old bolts and nuts may not be reusable, so plan on new ones.
Interchange: TC8078 · CA14977 · 5CB76172 · RK643892 · B45A28350 · B45A28350A · B45A28350C · BJS728350 · BJS728350B · BJS728350C · GS761211 · CMS761211 · 2608629 · X32LA0063
Product information is for general reference and may contain errors. See our Disclaimer.
This part cross-references / interchanges with the following part numbers:
TC8078, CA14977, 5CB76172, RK643892, B45A28350, B45A28350A, B45A28350C, BJS728350, BJS728350B, BJS728350C, GS761211, CMS761211, 2608629, X32LA0063
Frequently Asked Questions
Is this a control arm for the 2014-2018 Mazda 3 and the 2014-2018 Mazda 3 Sport?
Yes. Dorman 528-243 fits the 2014-2018 Mazda 3 and the 2014-2018 Mazda 3 Sport, in the rear left lower position. This side takes one.
Does this Dorman suspension control arm come with bushings?
Yes. The listing is one arm with its rubber bushings. The ball joint, castle nut, cotter pin, grease fitting and mounting hardware are not included.
What are the bushing sizes on this Dorman lower control arm?
Dorman 528-243 has rubber bushings rated 70 Shore A, with a 12.3 mm inside diameter and a 49.5 mm length. The bushings sit 576 mm apart.
How can I tell if a rear lower control arm is worn?
Signs can include a clunk from the rear over bumps or uneven rear tire wear. A shop can inspect the arm and its bushings for cracks, tears or bends.
Is Dorman 528-243 made of steel, and does it need greasing?
It is stamped steel with an E-coated finish. This rear left arm is not greaseable and has no grease fitting.
