Description
Product Overview
The Bison Performance Suspension Control Arm Kit (MPN: 4812786-Kit) supports the repair and maintenance of rear upper suspension components in select Mercedes-Benz vehicles. This kit provides an OE-level, all-in-one set of matched components that are designed for precision fitment and reliability. It addresses common symptoms such as steering instability, uneven tire wear, or noise during operation. The components included in this kit are engineered to meet the demands of your vehicle’s suspension system.
Kit Contents
- 2 x Bison Performance – (BPSS20229) Rear Upper Forward Lateral Arms
- 2 x Bison Performance – (BPSS20230) Rear Upper Rearward Lateral Arms
Cross Reference Numbers
This Bison Performance 4812786-Kit is equivalent to or replaces the following part numbers: BPSS20229, BPSS20230, 2203502206, 2203521105, 2203502406, A2203521005, 4812786Kit, JTC1161, 23033, RK620095, TC1751, V30-8117, V308117, 27280 01, 2728001, 521-488, 521488, X31LA2478, 49178, 016 035 0021, 0160350021, CMS101180, 23034, JTC1162, 27281 01, 2728101, V30-8118, V308118, 016 035 0020, 0160350020, RK620096, 521-491, 521491, 49179, CMS101181, TC1752.
Vehicle Compatibility
- Mercedes-Benz CL500 5.0 V8 (2000–2006)
- Mercedes-Benz S430 4.3 V8 (2000–2006)
- Mercedes-Benz S500 5.0 V8 (2000–2006)
- Mercedes-Benz CL55 AMG 5.5 V8 (2001–2002)
- Mercedes-Benz CL600 5.8 V12 (2001–2002)
- Mercedes-Benz S55 AMG 5.5 V8 (2001–2002)
- Mercedes-Benz S600 5.8 V12 (2001–2002)
- Mercedes-Benz S350 3.7 V6 (2006)
This kit also fits other applications. Please use the vehicle selector tool to verify compatibility before purchase.
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Frequently Asked QuestionsWhat symptoms indicate a need for a suspension control arm replacement?
Common symptoms include excessive noise when going over bumps, a wandering steering feel, and uneven tire wear. These could indicate worn control arms.
Can I install the suspension control arm kit myself?
While it is possible for experienced DIYers to perform the installation, it is recommended to have a professional mechanic handle the installation to ensure proper fitment and alignment.
What tools are required for installing the suspension control arm kit?
Typical tools include a socket set, torque wrench, and potentially a ball joint separator. Special tools may be needed depending on your vehicle’s configuration.
How do I know if my control arms are failing?
Indicators of failing control arms include abnormal tire wear patterns, clunking noises during turns, and a noticeable decrease in handling quality.
Are the bushings included in this kit ready to use?
Yes, the bushings for both the rear upper forward and rearward lateral arms are included and are designed to fit the provided components.
Order Bison Performance 4812786-Kit today to support a complete, well-matched repair for your vehicle.
Note: All information on this page and in the FAQ is for general reference only. Verify fitment and consult a professional as needed. eEuroparts.com is not responsible for incorrect part selection or installation.




