Help restore precise front-end geometry with the Mevotech Supreme control arm and ball joint assembly (CMS86104), a direct-fit replacement for the front right upper position on the listed applications. It fits many vehicles, among them the 2002-2010 Lexus SC430, 1998-2005 Lexus GS300 and 2001-2005 Lexus GS430; see the "Vehicles it fits" section for the full list. This unit locates the wheel and carries the integrated ball joint that ties the suspension to the steering knuckle, so worn bushings or a loose ball joint can be serviced together.
- Superior toughness: patented sintered bearings deliver longer-lasting performance.
- Quick, easy installation: secures to the vehicle with the part-specific slotted castle nut and easy snap cotter pin provided.
- Simple to service: a 180-degree SAE grease fitting is included for straightforward lubrication.
- Built tough: cast steel construction built to OE-level tolerances, finished with a protective surface treatment that helps resist corrosion.
Engineered in-house by Mevotech for high-usage commercial, fleet and passenger vehicles, this Mevotech Supreme suspension control arm arrives ready to bolt in. If a failed ball joint or worn arm bushings are the cause of your symptoms, this assembly replaces them.
Interchange: ATM 10124122 · 101-5781 · 102-5781 · 622.44048 · 520-458 · SH-25003
ATM10124122 · 1015781 · 1025781 · 62244048 · 520458 · SH25003 · 19290130 · 65978 · TC2933 · CB64008 · CB64008PR · CB64028 · CB64028PR · CAK620335 · ICA520458 · 4861039085 · K620335 · RK620335 · 30030531 · 5021198 · SK520458 · JTC7596 · CP1047 · TK620335
This part cross-references / interchanges with the following part numbers:
19290130, ATM 10124122, 65978, 101-5781, 102-5781, 622.44048, TC2933, 520-458, CB64008, CB64008PR, CB64028, CB64028PR, CAK620335, ICA520458, 4861039085, SH-25003, K620335, RK620335, CMS86104, 30030531, 5021198, SK520458, JTC7596, CP1047, TK620335
Frequently Asked Questions
What vehicles does the Mevotech Supreme CMS86104 fit?
It fits many vehicles in the front right upper position, among them the 2002-2010 Lexus SC430, 1998-2005 Lexus GS300 and 2001-2005 Lexus GS430. See the "Vehicles it fits" section for the full list.
Is this a 1998-2005 Lexus GS300 control arm for the upper position?
Yes. It is cataloged for the front right upper position on the 1998-2005 Lexus GS300; see the "Vehicles it fits" section for other applications.
Does it include installation hardware?
Yes. It comes with a part-specific slotted castle nut and easy snap cotter pin, plus a 180-degree SAE grease fitting for service.
What are the signs a control arm and ball joint may need replacing?
Clunking or knocking from the front suspension over bumps, uneven tire wear, and loose or wandering steering can signal worn arm bushings or a bad ball joint. Diagnose the cause before replacing.
What numbers does this control arm replace?
It cross-references many OE and aftermarket numbers, including 520-458, K620335 and SK520458. See the full Interchange list above for every number in both formats.
