Dorman 540-898 Coil Spring Insulator - Front Upper

Dorman 540-898 Coil Spring Insulator

Dorman 540-898 is a front upper coil spring insulator for specific Dodge vans and trucks, including Ram 1500 Van, Ram 2500 Van, Ram 3500 Van, B1500, B2500, B3500, Dakota, B150, B250, B350, D150, D250, and D350 applications. This OE-style replacement is precision-engineered and tested for reliable service where the original spring isolator has worn, cracked, or compressed.

• Direct replacement coil spring insulator for specific front upper suspension locations
• Rubber construction for cushioning between the coil spring and spring seat
• Round black insulator with a mounting hole attachment type
• Specific fit for targeted Dodge suspension applications
• Cross-references Delphi TD4642W and MOOG Chassis Products K160037 for the same application

Built for Suspension Noise Control

This coil spring insulator helps restore the interface between the coil spring and the suspension perch on Dodge Ram 1500 Van, Ram 2500 Van, and Ram 3500 Van models, as well as Dodge B-series, Dakota, and D-series vehicles. Dorman 540-898 uses rubber material to isolate metal-to-metal contact, helping maintain proper spring seating and reducing wear at the upper front suspension point. The Dorman 540-898 part number is a direct-fit solution for vehicles that require a specific front upper coil spring insulator.

Vehicle Fitment and Common Issues

• Fits 1995-2003 Dodge Ram 1500 Van, front upper
• Fits 1996-2003 Dodge Ram 2500 Van, front upper
• Fits 1996-2003 Dodge Ram 3500 Van, front upper
• Fits 1995-1998 Dodge B1500, front upper
• Fits 1995-1998 Dodge B2500, front upper
• Fits 1995-1998 Dodge B3500, front upper
• Fits 1995-1996 Dodge Dakota, front upper
• Fits 1991-1994 Dodge B150, front upper
• Fits 1991-1994 Dodge B250, front upper
• Fits 1991-1994 Dodge B350, front upper
• Fits 1990-1993 Dodge D150, front upper
• Fits 1990-1993 Dodge D250, front upper
• Fits 1990-1993 Dodge D350, front upper
• Restores a worn or cracked upper spring isolator
• Helps reduce suspension squeaks and rattles from spring contact
• Supports proper coil spring seating at the front upper mount
• Addresses deterioration caused by age, heat, and road exposure

Installation Notes

Verify the front upper suspension position and compare the original insulator dimensions before installation. This part measures 153 mm in length and width, with an 83.4 mm inside diameter and 6.24 mm thickness. No mounting hardware is included. Confirm specific fitment for your Dodge Ram Van, B-series, Dakota, or D-series application before service.

Quality Assurance

Dorman manufactures this coil spring insulator as a precision-engineered replacement and subjects it to rigorous testing to support dependable OE-style service on the listed vehicles.