Timbren SES TORTUN4 Rear Helper Spring Kit for Toyota Tundra 1/2-Ton Trucks

Improve rear suspension support with the Timbren SES TORTUN4 Helper Spring Kit, designed for Toyota full-size trucks from 2000 through 2012. This OEM-style suspension upgrade installs at stock height and helps provide additional support for carrying heavy loads, towing, and maintaining a more controlled ride under demanding conditions. The kit is engineered for rear suspension applications on Toyota Tundra 1/2-ton trucks with a 6,000-pound capacity.
The Timbren TORTUN4 uses durable rubber helper springs in a black finish to provide progressive load support without the need for compressed air or ongoing air-pressure adjustments. Its suspension-enhancing design helps reduce rear-end sag, improve vehicle stability, and support better handling when the truck is loaded. The system is suited for drivers seeking a practical alternative to air helper springs while retaining a straightforward, OEM-style installation approach.
All necessary installation hardware is included to help streamline setup. As part of the Timbren SES product line, Part Number TORTUN4 is built for dependable service in work, towing, and hauling applications. Confirm vehicle fitment before ordering to ensure compatibility with your specific Toyota Tundra configuration and rear suspension setup. This kit is not air-restricted and does not require truck freight shipping.

Features:

• Brand: Timbren

• Part Number: TORTUN4

• Application: Rear suspension helper spring kit for Toyota Tundra 1/2-ton trucks from 2000 through 2012

• Design: OEM-style replacement and upgrade system with stock-height installation

• Material: Durable rubber helper springs

• Finish: Black

• Capacity: Supports applications up to 6,000 pounds

• Installation: Includes required mounting hardware

• Function: Helps reduce rear suspension sag and improve load support, stability, and handling

• Operation: Air-free design with no air-pressure adjustments required