Designed to help locate the rear wheel and guide its up-and-down travel, the Dorman control arm 521-680 is a rear lower replacement from Dorman - OE Solutions for a worn or damaged original arm. It fits many vehicles, among them the 2007-2012 Hyundai Elantra, 2006-2010 Kia Optima and 2007-2012 Kia Rondo. See the Buyer's Guide tab for the full list and engine details.
This Dorman suspension control arm is precision-engineered and rigorously tested as a dependable replacement for the original equipment on specific vehicles.
- Direct replacement: designed to fit and perform like the original equipment on the listed applications.
- Reliable fit: precision-engineered to the design and dimensions of the original components.
- Durable construction: made to strict standards with sturdy, safe materials.
- Rigorously tested: thorough quality-control checks aimed at longevity.
A rear lower control arm may need replacing if you notice clunking or knocking from the rear over bumps, uneven tire wear, loose or wandering handling, or a bent or damaged arm. Other worn suspension components can cause similar symptoms, so diagnose the cause before replacing. Follow the vehicle service information for the correct fasteners and torque values, and have the wheel alignment checked after installation.
Interchange: 102-7224 · 102-7230
1027224 · 1027230 · TC6110 · CA6449 · 552102H100 · 4CB90080 · 4CB90278 · 4CB90279 · 552101D100 · RK642116 · GS90164 · CMS901021 · CMS90164 · CMS90198 · 2606492 · 2607983 · 2608109 · JTC3008
This part cross-references / interchanges with the following part numbers:
102-7224, 102-7230, TC6110, CA6449, 552102H100, 4CB90080, 4CB90278, 4CB90279, 552101D100, RK642116, GS90164, CMS901021, CMS90164, CMS90198, 2606492, 2607983, 2608109, JTC3008
