Monroe 911222 Shock Absorber - Rear

Monroe Reflex Light Truck Shock Absorber 911222

The Monroe Reflex Light Truck Shock Absorber 911222 is built for rear suspension service on Ram and Dodge Ram trucks with a higher center of gravity. It uses ASD valving technology that responds to changing road inputs to control impact absorption and help reduce body roll and dive.

Key Features

• Reflex Light Truck shock absorber for rear suspension applications
• ASD valving adjusts damping response to road conditions
• Compressed length: 16.5 in.; extended length: 27.5 in.; travel length: 11 in.
• Metal dust shield included to help protect the shock shaft area
• Upper and lower mounting code: LS47
• Loop bushing and sleeve mount with 9/16" sleeve ID x 1.5/8" sleeve OAL
• Part number 911222 for direct replacement matching

Product Details

Monroe Reflex Light Truck Shock Absorber 911222 is engineered for rear suspension use on Ram 1500, Ram 2500, Ram 3500, Dodge Ram 1500, Dodge Ram 2500, and Dodge Ram 3500 applications listed below. The Reflex product line focuses on controlled damping for trucks that carry a higher center of gravity, helping the suspension react more consistently over uneven pavement, load changes, and braking inputs. This part cross-references KYB 344401 for the same application.

Vehicle Fitment

• Fits 2011-2013 Ram 2500, rear.
• Fits 2012 Ram 1500, rear.
• Fits 2011-2012 Ram 3500, rear.
• Fits 2003-2010 Dodge Ram 2500, rear.
• Fits 2003-2010 Dodge Ram 3500, rear.
• Fits 2006-2008 Dodge Ram 1500, rear.

What It Helps Address

• Excessive rear-end bounce after bumps or dips
• Body roll during cornering in Ram and Dodge Ram trucks
• Nose dive under braking
• Reduced damping control from worn rear shocks
• Uneven ride response on rough roads or load transitions

Installation Notes and Tips

Verify the LS47 upper and lower mounting style before installation and compare compressed and extended lengths to the original shock. Confirm rear-position fitment for the exact Ram or Dodge Ram model year listed, and inspect the mounting bushings, sleeves, and surrounding suspension components during replacement.

Quality Assurance

Monroe backs this shock absorber with a limited lifetime warranty. The Reflex Light Truck line is built for controlled damping performance in rear truck suspension service.