Timbren GMFK15A SES Helper Spring Kit Front for GM Full-Size SUVs, Trucks and Vans

Upgrade the front suspension of your compatible GM full-size SUV, truck, or van with the Timbren GMFK15A SES Helper Spring Kit. Designed as an OEM-style replacement and support solution, this front-mounted kit helps improve suspension performance under demanding driving and hauling conditions while maintaining stock ride height. The kit is engineered for select GM full-size applications from 1999 through 2020 and is suitable for vehicles with a gross capacity rating of up to 14,000 pounds, depending on the specific application.
Built with durable rubber springs and finished in black, the Timbren GMFK15A provides additional suspension support without relying on traditional air pressure adjustments. Its progressive spring design responds to changing loads, helping reduce sag, improve stability, and promote a more controlled ride when the vehicle is carrying equipment, cargo, or other added weight. The OEM-style configuration is designed for a straightforward installation using the included hardware.
This Timbren SES kit is intended for front suspension applications and is a practical choice for drivers seeking increased load support while retaining a clean, factory-style appearance. Verify vehicle compatibility before ordering, as fitment can vary by model, suspension configuration, and load rating. The GMFK15A is supplied as a complete kit with the necessary installation hardware and is designed for dependable service in work, towing, and everyday utility applications.

Features:

• Brand: Timbren

• Part Number: GMFK15A

• Application: Front suspension helper spring kit for select GM full-size SUVs, trucks, and vans from 1999 through 2020

• Design: OEM-style configuration that maintains stock ride height

• Material: Durable rubber spring construction

• Finish: Black

• Capacity: Supports applications rated up to 14,000 pounds

• Installation: Includes required mounting hardware

• Performance: Helps reduce suspension sag and improve vehicle stability under added loads

• Fitment: Vehicle-specific; confirm compatibility with the exact year, model, and suspension configuration