Monroe 58645 Shock Absorber and Coil Spring Assembly - Rear

Monroe Load Adjusting Shock Absorber 58645

Monroe 58645 is a rear load adjusting shock absorber for select 1999-2004 Honda Odyssey models used for towing and hauling. It combines shock control with a heavy-gauge calibrated spring that responds to changing road and load conditions for added stability when the vehicle is working harder.

Key Features

• Rear load adjusting shock absorber for 1999-2004 Honda Odyssey
• Heavy-gauge calibrated spring helps adapt to varying cargo and towing loads
• Metal dust shield included for added protection
• Loop bushing and sleeve upper and lower mounts
• Compressed length: 11.36 in; extended length: 17.32 in; travel length: 5.96 in
• Monroe 58645 cross-references G63877 for the same application

Product Details

This Monroe Load Adjusting Shock Absorber line is built for light trucks and load-carrying vehicles that see changing demands from day to day. On the Honda Odyssey, Monroe 58645 supports rear suspension control by pairing damping performance with a calibrated spring element that reacts to road input and vehicle weight. The result is a rear shock assembly suited to towing and hauling use on the 1999-2004 Honda Odyssey, while maintaining the mounting style and dimensions needed for the listed application.

What It Helps Address

• Rear suspension sag under cargo or towing load
• Excessive bounce after bumps or dips
• Reduced rear-end control when the vehicle is loaded
• Uneven ride behavior as weight changes
• Wear-related loss of damping performance in the rear suspension

Installation Notes

Fits 1999-2004 Honda Odyssey, rear. Verify upper and lower loop bushing and sleeve mount dimensions before installation: upper mounting code LS38 with 1/2 in sleeve ID and 38.1 mm sleeve OAL, and lower mounting code LS38 with 1/2 in sleeve ID and 1.5 in sleeve OAL. Confirm compressed length, extended length, and travel length against the vehicle’s suspension requirements before service.

Quality Assurance

Monroe is a long-established suspension brand, and the 58645 load adjusting shock absorber is built to match the listed fitment and mounting specifications for the 1999-2004 Honda Odyssey, rear.