Help restore a smooth, stable rear ride with the Dorman - OE Solutions Suspension Control Arm and Ball Joint Assembly / Lateral Link and Ball Joint Assembly, part number 521-218, cataloged for the rear right upper rearward position. It fits many vehicles, among them the 2001-2003 BMW 525i, 2001-2003 BMW 530i and 1997-2003 BMW 540i, as a direct-fit replacement for the listed applications. See the "Vehicles it fits" section for engine details and the full list.
Dorman designed this assembly as a direct replacement for the original equipment and put it through an industry-leading evaluation process aimed at a smooth ride, directional stability and predictable dynamics. The part is listed under both the control arm and lateral link names.
- Direct replacement: built to take the place of the original assembly on the listed applications.
- Pre-installed components: the ball joint and bushings come already installed, saving time and labor.
- Quality engineering: put through industry-leading testing aimed at a smooth, stable ride.
- Corrosion protection: additional coatings provide rust and corrosion resistance.
Signs this part may need replacing include clunking or knocking from the rear suspension over bumps, loose or unstable handling, and uneven tire wear. Worn bushings, ball joints or other suspension components can cause similar symptoms, so diagnose the cause before replacing.
Interchange: 102-5026
1025026 · 33321090816 · 33321094210 · 33326767832 · TC958 · CA6291 · 2CB10136 · 3CB10208 · 1320302 · RK620132 · FA3258 · GS10185 · CMS101064 · CMS10185 · 2606257 · 2607026 · SK521218 · X05LA0950 · JTC965 · V200369
This part cross-references / interchanges with the following part numbers:
33321090816, 33321094210, 33326767832, 102-5026, TC958, CA6291, 2CB10136, 3CB10208, 1320302, RK620132, FA3258, GS10185, CMS101064, CMS10185, 2606257, 2607026, SK521218, X05LA0950, JTC965, V200369
Frequently Asked Questions
What does the Dorman 521-218 assembly do?
This suspension control arm / lateral link and ball joint assembly helps locate the rear wheel and control its movement. The ball joint and bushings come pre-installed.
Which vehicles does the Dorman 521-218 fit?
It is a direct-fit replacement for the listed applications, among them the 2001-2003 BMW 525i, 2001-2003 BMW 530i and 1997-2003 BMW 540i. See the "Vehicles it fits" section for the full list.
Which position is this control arm / lateral link for?
The catalog lists it for the rear right upper rearward position.
What comes with this assembly?
Each assembly arrives with the ball joint and bushings pre-installed, which saves time and labor during installation.
What are signs this part may need replacing?
Signs include clunking from the rear over bumps, loose or unstable handling, and uneven tire wear. Other worn suspension parts can cause the same symptoms, so diagnose the cause first.
