Monroe 181831 Suspension Strut Assembly - Rear

Monroe Quick-Strut 181831 Rear Suspension Assembly

The Monroe Quick-Strut Complete Strut Assembly 181831 is a rear suspension strut assembly built for vehicle-specific fitment on select GM midsize cars. It is engineered to restore factory ride height and ride performance while simplifying replacement with a fully assembled unit.

Compatible with rear suspension applications on the 1988-1997 Oldsmobile Cutlass Supreme, 1988-1996 Buick Regal, 1988-1996 Oldsmobile Cutlass, 1988-1996 Pontiac Grand Prix, and 1990-1994 Chevrolet Lumina.

Key Features

• Vehicle-specific design for confirmed rear fitment
• Engineered to restore factory ride height and ride performance
• Complete strut assembly format for streamlined suspension service
• Gas charged for consistent damping response
• Mounting hardware included
• Compressed length: 10.5 in; extended length: 18.5 in; travel length: 8 in
• Assembled in Paragould, Arkansas

Product Details

Monroe Quick-Strut 181831 is part of the Quick-Strut Complete Strut Assembly line, a Monroe suspension solution focused on direct-fit replacement for specific vehicles. This rear strut assembly is fit checked and ride tested, then assembled with the required components in a single unit to match the original suspension geometry as closely as possible. For buyers searching for a rear strut assembly for 1988-1996 Buick Regal or a rear suspension strut assembly for 1990-1994 Chevrolet Lumina, this part number provides a targeted replacement option. This part cross-references KYB SR4026 and Quality-Built 15020 for the same application.

What It Helps Address

• Rear-end sag from worn strut components
• Excessive bounce or reduced damping control
• Uneven ride height after suspension wear
• Noisy or unstable rear suspension operation
• Time-consuming assembly of separate strut components

Installation Notes

Verify rear position, year, make, and model before ordering. This assembly is intended for the listed applications only, including the 1988-1997 Oldsmobile Cutlass Supreme rear and 1988-1996 Pontiac Grand Prix rear. Inspect related suspension wear items, mounting points, and alignment settings during installation. Use the included mounting hardware where applicable and follow factory service procedures for torque and alignment.

Quality Assurance

Monroe states that Quick-Strut assemblies are fit checked and ride tested, with vehicle-specific engineering aimed at restoring factory ride height and ride performance. This part is assembled in Paragould, AR for the listed rear applications.