Front Upper Control Arm for Heavy-Duty GM Trucks

Mevotech CMS501355 is a front upper suspension control arm and ball joint assembly for select Chevrolet Silverado 2500 HD and 3500 HD, plus GMC Sierra 2500 HD and 3500 HD models. Built with a steel arm, pre-greased components, and serviceable grease fittings, it is made for demanding truck use where durability and consistent steering response matter.

Key Features

• Fits 2020-2025 Chevrolet Silverado 2500 HD, front upper
• Fits 2020-2025 Chevrolet Silverado 3500 HD, front upper
• Fits 2020-2025 GMC Sierra 2500 HD, front upper
• Fits 2020-2025 GMC Sierra 3500 HD, front upper
• Steel control arm construction with black finish
• Pre-greased with grease fitting included for maintenance access
• Ball joint included with threaded stud type
• Bushings included with rubber bushing material
• Dust boot included with neoprene boot material
• Mounting hardware included and locking nut included

Built for Serviceable Suspension Repair

Mevotech Supreme Parts CMS501355 is engineered in-house with application-specific upgrades for durability and performance in high-usage commercial vehicles, passenger vehicles, SUVs, fleets, and working trucks. This front upper control arm assembly includes the ball joint, bushings, dust boot, grease fitting, and mounting hardware, helping streamline replacement on 2020-2025 Chevrolet Silverado 2500 HD, Chevrolet Silverado 3500 HD, GMC Sierra 2500 HD, and GMC Sierra 3500 HD applications. This part cross-references MOOG Chassis Products RK623896 for the same application.

Common Problems This Part Can Address

• Excessive front-end play from worn upper control arm bushings
• Clunking or popping noises from a worn ball joint assembly
• Uneven tire wear related to suspension looseness
• Steering wander or reduced front-end stability
• Grease retention issues caused by damaged dust boot components

Installation Notes and Tips

Verify front upper position and exact vehicle application before installation. Inspect adjacent suspension components, alignment angles, and fasteners during replacement. Because this assembly is greaseable and pre-greased, follow the vehicle service procedure for lubrication after installation and during routine maintenance. Professional alignment is recommended after replacing a front upper control arm on Silverado and Sierra HD trucks. Part number CMS501355 should be matched to the confirmed fitment listing before service.

Quality Assurance

Mevotech Supreme Parts are engineered in-house with application-specific design updates for durability and performance. CMS501355 is built with steel construction, sintered metal bearing material, rubber bushings, and a neoprene dust boot to support long-term service in heavy-duty truck applications.