Mevotech SMS6381 Coil Spring Set - Rear

Overview

Mevotech SMS6381 is a rear coil spring set for classic GM A-body applications with constant-rate spring design. It is listed for regular-duty use across Pontiac, Chevrolet, Buick, and Oldsmobile models, including Chevrolet Chevelle, Pontiac LeMans, and Buick Century fitments.

Key Features

• Rear coil spring set for suspension service and ride-height restoration
• Constant-rate spring design for consistent load response
• Application-specific fitment for regular-duty configurations
• Fits multiple classic GM platforms, including Chevrolet Chevelle and Pontiac LeMans
• Part number SMS6381 for easy catalog matching

Detailed Description

Mevotech SMS6381 is built for rear suspension replacement on select 1969-1977 GM passenger cars. Fitment includes 1970-1973 Chevrolet Chevelle, 1974-1977 Pontiac LeMans, 1976 Pontiac Grand LeMans, 1973-1974 Oldsmobile Cutlass, 1973-1974 Buick Century, and 1975 Chevrolet Malibu, with 1969 Chevelle coverage for specific passenger and Dual Gate configurations. The constant-rate spring specification supports predictable suspension response in regular-duty applications, making this part a direct match for owners restoring factory-style rear ride support on a Chevrolet Chevelle, Pontiac LeMans, or Buick Century.

What It Is Used For

• Restoring rear ride height after spring fatigue
• Replacing sagging or weakened coil springs
• Addressing uneven rear stance
• Correcting suspension response on regular-duty applications
• Supporting classic GM rear suspension service

Installation Notes and Tips

Verify the vehicle year, make, model, and notes before ordering, especially for 1969 Chevrolet Chevelle configurations and 1974 Buick Century 2- and 3-seat applications. This part is listed for rear installation only. Compare the original spring specification and application notes to confirm the correct match for your vehicle.

Quality Assurance

Mevotech catalogs this part as SMS6381 for application-specific suspension replacement. This part cross-references AMS Automotive 6381 for the same application.