KYB 5650009 Shock Absorber - Rear

KYB MonoMax Rear Shock for Ram Trucks

The KYB MonoMax 5650009 is a heavy-duty rear suspension shock absorber built for Ram trucks that work hard, tow, haul, or see rough road use. Its monotube construction and large-bore design are aimed at improving control and stability on vehicles with higher center of gravity or added load.

Key Features

• Heavy-duty monotube shock absorber for rear suspension use
• Up to 40% more damping performance than standard shock absorbers
• Zinc-coated steel piston ring for a positive seal in demanding conditions
• Off-road dust boot helps protect the shaft and seals from dirt and debris
• Engineered to work with vehicles equipped with electronic safety systems such as ESC and ABS
• Compressed length: 14.56 in; extended length: 23.14 in; stroke length: 8.58 in
• Lower mount type: E2(14.6X42); upper mount type: S1(12MM)

Product Details

KYB MonoMax is the truck-focused product line from KYB, built around monotube shock technology for consistent damping under load and on uneven surfaces. The KYB 5650009 is a rear shock absorber for Ram 2500 and Dodge Ram 3500 applications with rear air spring suspension or rear air spring setups noted in the fitment data. This part number is a direct fit for select 2020-2025 Ram 2500 rear applications, 2014-2019 Ram 2500 rear applications, and 2007-2010 Dodge Ram 3500 rear applications. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Common Problems This Shock Can Address

• Excessive rear-end bounce after towing or hauling
• Reduced stability from worn factory shocks
• Harsh or inconsistent damping on rough roads
• Loss of control feel in heavy-duty truck use
• Dust and debris intrusion around the shock shaft and seals

Installation Notes and Tips

Verify rear suspension configuration before ordering, especially air spring suspension details and model year coverage. Confirm upper and lower mount types match the vehicle before installation. After replacement, inspect related rear suspension components and check ride height, alignment, and fastener condition as needed. Fits 2020-2025 Ram 2500, rear; Fits 2014-2019 Ram 2500, rear; Fits 2007-2010 Dodge Ram 3500, rear.

Quality Assurance

KYB manufactures the MonoMax line for demanding truck applications, using a monotube design, zinc-coated piston ring, and protective dust boot to support durability and consistent performance in heavy-duty service.