KYB 565021 Suspension Shock Absorber - Rear

KYB MonoMax Rear Shock for Jeep TJ and Wrangler

The KYB MonoMax 565021 is a heavy-duty rear shock absorber built for Jeep TJ and Jeep Wrangler applications that need added control under load. Its monotube construction, large bore design, and fade-resistant performance make it a practical upgrade for towing, hauling, and off-road use.

Key Features

• Heavy-duty monotube shock absorber for rear suspension use
• Up to 40% more damping performance than standard shock absorbers
• Zinc-coated stainless steel piston ring for sealing in demanding conditions
• Rubber dust boot helps keep dirt and debris away from the shaft and seals
• Engineered to support vehicles with electronic safety systems such as ESC and ABS
• Compressed length: 12.52 in; extended length: 19.02 in; stroke length: 6.5 in
• Lower mount type: E2(12X36); upper mount type: E3(68.5X95X0)

Product Details

KYB MonoMax is the brand’s truck-focused shock line, built for vehicles that work harder than a typical daily driver. The KYB MonoMax 565021 uses a monotube design to improve handling response and maintain consistent damping under repeated suspension movement. For Jeep TJ and Jeep Wrangler rear suspension setups, this shock is a direct-fit option for owners looking to restore control or upgrade performance on non-lifted applications.

This part cross-references Monroe Shocks & Struts (e.g., 911541) for the same application.

Common Problems This Shock Can Address

• Excessive rear-end bounce over rough pavement or trail surfaces
• Reduced stability when towing a trailer or carrying heavy cargo
• Loss of damping consistency during extended off-road driving
• Rear suspension control issues on Jeep TJ and Jeep Wrangler models
• Wear-related shock performance decline on higher-mileage vehicles

Installation Notes and Fitment

Fits 1997-2006 Jeep TJ, rear. Fits 1997-2006 Jeep Wrangler, rear. Confirm mount style and suspension configuration before installation, and compare the compressed and extended lengths to the vehicle’s rear suspension travel. The KYB 565021 is listed for standard non-lifted suspension applications and is commonly searched as a rear shock absorber for 1997-2006 Jeep TJ and Wrangler models.

Quality Assurance

KYB is known for suspension components used in demanding driving conditions, and the MonoMax line is built with work-ready materials for durability and consistent performance. The zinc-coated piston ring and protective dust boot support long-term service in harsh environments.