Keep your front wheel firmly tied to the chassis with this Dorman control arm, part number 521-261, cataloged for the front left lower forward position. It is a direct-fit 2007-2010 BMW X3 control arm. See the "Vehicles it fits" section for engine details.
This Dorman lower control arm links the wheel assembly to the vehicle's frame. It lets the wheel travel up and down with the suspension while holding it in position. Dorman describes this suspension control arm as precision-engineered and rigorously tested to serve as a dependable replacement for the original equipment.
- Direct replacement: Designed to fit and perform like the original equipment on the listed applications.
- Reliable fit: Engineered to match the design and dimensions of the original components.
- Durable construction: Built to strict standards using sturdy, safe materials.
- Rigorously tested: Thorough quality-control measures are intended to support longevity.
Clunking over bumps, loose or wandering steering, and uneven tire wear are signs a control arm may need replacing. Other suspension and steering parts can cause the same symptoms, so diagnose the cause first. If the original arm is at fault, 521-261 replaces it. Consult the vehicle service information for the correct fasteners, torque values and whether original hardware may be reused. Have the wheel alignment checked after installation.
Interchange: 102-6751 · 102-7525
31100363477 · 31103443127 · TC1483 · TC2624 · CA14193 · CA4176 · 2CB10159 · RK620111 · RK623105 · FA3418 · GS10196 · CMS10196 · 2606424 · 1502011 · JTC1128 · JTC1450 · 1026751 · 1027525
This part cross-references / interchanges with the following part numbers:
31100363477, 31103443127, 102-6751, 102-7525, TC1483, TC2624, CA14193, CA4176, 2CB10159, RK620111, RK623105, FA3418, GS10196, CMS10196, 2606424, 1502011, JTC1128, JTC1450
Frequently Asked Questions
Does this work as a 2007-2010 BMW X3 control arm replacement?
Yes. It is listed as a direct-fit replacement for the 2007-2010 BMW X3 at the front left lower forward position. Engine details are in the "Vehicles it fits" section.
What does a control arm do?
It connects the wheel assembly to the vehicle's frame. It lets the wheel move with the suspension while holding it in position.
What signs suggest a control arm may need replacing?
Clunking over bumps, loose or wandering steering, and uneven tire wear can indicate a worn control arm. Other parts cause similar symptoms, so diagnose before replacing.
Is anything special needed for installation?
Follow the vehicle service information for the correct fasteners, torque values and whether original hardware may be reused. Have the wheel alignment checked afterward.
How is the Dorman 521-261 built?
Dorman says it is precision-engineered to match the original design and dimensions, made to strict standards with sturdy, safe materials, and rigorously tested.
