Suspension Coil Spring Seat for OE-Style Fitment

Mevotech MP903973 is a suspension coil spring seat for front and front upper applications on select GM vehicles. It is built for direct replacement use on the listed Pontiac, Buick, Oldsmobile, Cadillac, and related platforms, including Pontiac Aztek and Pontiac Bonneville applications.

• Suspension coil spring seat for front and front upper positions
• Direct-fit replacement for select 1990-2005 GM passenger vehicles
• Fits Pontiac Aztek front and Pontiac Bonneville front upper applications
• Mevotech part number MP903973 for easy identification
• This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application

Detailed Product Overview

MP903973 is a suspension coil spring seat used in front upper and front suspension locations where the original seat has worn, cracked, or lost proper support. It is listed for 64 vehicle applications across 1990-2005 model years, including Pontiac Aztek, Pontiac Bonneville, Buick LeSabre, Oldsmobile 88, Oldsmobile LSS, Buick Riviera, Oldsmobile Aurora, Buick Park Avenue, Cadillac DeVille, Cadillac Fleetwood, and Oldsmobile Delta 88. If you are searching for a Mevotech MP903973 coil spring seat for a Pontiac Bonneville front upper or a Buick LeSabre front upper replacement, this part number is the correct reference to verify against your vehicle.

What It Helps Fix

• Broken or deteriorated coil spring seat material
• Noise from a loose or shifting front spring assembly
• Uneven spring support at the front upper mount
• Ride-height issues caused by a damaged spring seat
• Restoration work on aging GM suspension components

Installation Notes

Verify the position before ordering, since this part is listed for both front and front upper applications. Match the vehicle year, make, model, and notes exactly, including the Bonneville late-design, w/o spring guard requirement. Confirm the existing spring seat style and suspension layout before installation.

Quality Assurance

Mevotech MP903973 is cataloged as an OE-style suspension replacement part for the listed applications. Use the part number MP903973 to confirm fitment against your vehicle and any interchange references before installation.