Designed to bring back a smooth, stable ride at the front corner, this Dorman control arm (part number 521-305) is a front left lower arm that arrives with its ball joint and bushings already installed. It fits many vehicles, among them the 2022-2025 Mitsubishi Eclipse Cross, 2011-2025 Mitsubishi Outlander Sport and 2011-2025 Mitsubishi RVR. See the "Vehicles it fits" section for the full list and engine details.
Built as a direct replacement for the original equipment on specific vehicle applications, this Dorman suspension control arm and ball joint assembly links the wheel end to the chassis. It lets the suspension travel over the road while the ball joint pivots with steering input.
- Direct replacement: replaces the original assembly on specific vehicle applications.
- Ready to install: the ball joint and bushings come pre-installed, saving time and labor.
- Tested for ride quality: put through an industry-leading evaluation process aimed at a smooth ride, directional stability and predictable dynamics.
- Corrosion protection: additional coatings provide rust and corrosion resistance.
Signs this part may need replacing include clunking over bumps, loose or wandering steering, and uneven tire wear. Other components can cause the same symptoms, so diagnose the cause first. If a worn lower arm or ball joint is the cause, this assembly replaces both in one piece. Consult the vehicle service information for the correct fasteners and whether they may be reused, and have the wheel alignment checked after installation.
Frequently Asked Questions
What does the Dorman lower control arm do?
It connects the front left lower corner of the suspension to the chassis. This lets the wheel move up and down while its ball joint pivots with steering.
Will this fit my 2011-2025 Mitsubishi Outlander Sport?
It is listed for the 2011-2025 Mitsubishi Outlander Sport, the 2022-2025 Mitsubishi Eclipse Cross and the 2011-2025 Mitsubishi RVR. Check the "Vehicles it fits" section to confirm your vehicle.
What comes pre-installed on part 521-305?
The ball joint and bushings come pre-installed on the arm, saving time and labor. Consult the vehicle service information for the correct fasteners.
What are signs this suspension control arm may need replacing?
Common signs include clunking over bumps, loose or wandering steering, and uneven tire wear. Diagnose the cause first, because other suspension parts can cause the same symptoms.
Which position does this arm install in, and is an alignment needed?
It is cataloged for the front left lower position. Have the wheel alignment checked after installation.
