Moog K202131 Suspension Stabilizer Bar Bushing - Rear To Frame

MOOG Premium Rear Stabilizer Bar Bushing

MOOG K202131 is a premium suspension stabilizer bar bushing for the rear-to-frame location on select Ram 1500 and Dodge Ram 1500 trucks. Built with superior materials and tested for dependable performance, it supports stable sway bar operation and straightforward service work.

• Premium-grade suspension stabilizer bar bushing
• Rear to frame fitment for select Ram 1500 and Dodge Ram 1500 applications
• Engineered for consistent sway bar support
• MOOG problem-solving design for easier installation
• Cross-references Mopar 55398939AB for the same application

Fitment Details

Compatible With 2011-2020 Ram 1500, rear to frame.

Compatible With 2009-2010 Dodge Ram 1500, rear to frame.

This part number, K202131, is used in rear stabilizer bar service where the bushing mounts the sway bar to the frame and helps maintain proper suspension control. It is a direct-fit service part for Ram 1500 and Dodge Ram 1500 trucks listed above, and K202131 is a practical choice when replacing worn rear sway bar bushings.

Common Issues This Part Can Address

• Clunking or rattling from the rear suspension
• Excessive sway bar movement at the frame mount
• Worn, cracked, or compressed stabilizer bar bushings
• Loose-feeling rear suspension response over bumps
• Noise caused by deteriorated sway bar support components

Installation Notes and Tips

Inspect the sway bar, frame mount area, and surrounding suspension components before installation. Clean the mounting surfaces and verify the bushing orientation against the vehicle’s rear-to-frame application. For best results, replace worn related components at the same time if inspection shows damage or play.

Quality Assurance

MOOG backs this bushing with premium materials and rigorous testing to support reliable service performance. The brand’s problem-solving approach is focused on reducing installation friction and delivering consistent fitment for the specified Ram and Dodge applications.