Timbren Suspension Enhancement System

Timbren Suspension Kits (SES Kits) are designed to enhance the suspension of your vehicle. Easiest to use: Rubber cushions absorb road shocks and automatically adjust to uneven loads or road conditions. Easiest to maintain: There are no airlines or fittings to allow leaks. Simply bolt the kit on and you are set for a lifetime of trouble free suspension.Easiest to install: There are no holes to drill, no airlines to route and SES Kits can be installed in a matter of minutes using basic hand tools. The softer ride quality of todays trucks and the mediocre suspensions found on most trailers can cause excessive trailer sway, instability and suspension settling.Timbrens high performance suspension packages will ensure added safety and peace of mind. Suspension Enhancement System; Weight Capacity 8600 lbs.; Rear; Rear Kit

• Leaders In Rubber Spring Technology Since 1965
• Eliminate Vehicle Squatting & Sagging
• Cushion Road Shocks
• Lifetime Warranty
• Improve Handling

Upgrade your truck’s rear suspension with the Timbren Suspension Enhancement System, part number GMRCK35C. Designed for Chevrolet Silverado 3500 and GMC Sierra 3500 applications, this rear SES kit provides dependable support for towing, hauling, and demanding road conditions. With a weight capacity of 8,600 pounds, it helps reduce suspension sagging, improve handling, and promote greater vehicle stability under load.
Timbren SES kits use durable rubber springs that absorb road shocks and automatically adjust to changing loads and uneven road surfaces. The progressive suspension design helps cushion impacts while maintaining reliable support when your vehicle is carrying or towing heavy equipment. By helping reduce squatting and suspension settling, the GMRCK35C can contribute to improved control and reduced trailer sway for a more confident driving experience.
Installation is straightforward and requires no drilling, airlines, fittings, or special suspension modifications. The kit bolts into place using basic hand tools, making it a practical alternative to air-assisted suspension systems. Because there are no air lines to route or fittings that can leak, the Timbren system requires minimal maintenance after installation. Timbren has specialized in rubber spring technology since 1965, and this kit is backed by a lifetime warranty for long-term reliability.
The Timbren GMRCK35C rear Suspension Enhancement System fits select 2004 Chevrolet Silverado 3500, 2004 GMC Sierra 3500, 2010 Chevrolet Silverado 3500 HD, and 2010 GMC Sierra 3500 HD applications. Verify vehicle configuration and fitment before ordering to ensure compatibility.

Features:

• Brand: Timbren

• Part Number: GMRCK35C

• Application: Rear suspension enhancement system

• Weight Capacity: 8,600 pounds

• Load Support: Helps eliminate vehicle squatting, sagging, and suspension settling

• Ride Control: Rubber springs cushion road shocks and adjust automatically to changing loads

• Handling: Helps improve stability and reduce trailer sway

• Installation: Bolt-on installation with no drilling, airlines, or special tools required

• Maintenance: No air lines or fittings that can leak

• Warranty: Lifetime warranty

• Fitment: Select Chevrolet Silverado 3500, Chevrolet Silverado 3500 HD, GMC Sierra 3500, and GMC Sierra 3500 HD models

Fitment:
Chevrolet Silverado 3500 Base 2001
Chevrolet Silverado 3500 Base 2002
Chevrolet Silverado 3500 Base 2003
Chevrolet Silverado 3500 Base 2004
Chevrolet Silverado 3500 Base 2005
Chevrolet Silverado 3500 LS 2001
Chevrolet Silverado 3500 LS 2002
Chevrolet Silverado 3500 LS 2003
Chevrolet Silverado 3500 LS 2004
Chevrolet Silverado 3500 LS 2005
Chevrolet Silverado 3500 LS 2006
Chevrolet Silverado 3500 LT 2006
Chevrolet Silverado 3500 WT 2004
Chevrolet Silverado 3500 WT 2006
Chevrolet Silverado 3500 Classic LS 2007
Chevrolet Silverado 3500 Classic LT 2007
Chevrolet Silverado 3500 Classic WT 2007
Chevrolet Silverado 3500 HD LT 2007
Chevrolet Silverado 3500 HD LT 2008
Chevrolet Silverado 3500 HD LT 2009
Chevrolet Silverado 3500 HD LT 2010
Chevrolet Silverado 3500 HD WT 2007
Chevrolet Silverado 3500 HD WT 2008
Chevrolet Silverado 3500 HD WT 2009
Chevrolet Silverado 3500 HD WT 2010
GMC Sierra 3500 Base 2002
GMC Sierra 3500 Base 2003
GMC Sierra 3500 Base 2004
GMC Sierra 3500 Base 2005
GMC Sierra 3500 SL 2001
GMC Sierra 3500 SL 2002
GMC Sierra 3500 SL 2006
GMC Sierra 3500 SLE 2001
GMC Sierra 3500 SLE 2002
GMC Sierra 3500 SLE 2003
GMC Sierra 3500 SLE 2004
GMC Sierra 3500 SLE 2005
GMC Sierra 3500 SLE 2006
GMC Sierra 3500 WT 2004
GMC Sierra 3500 WT 2005
GMC Sierra 3500 WT 2006
GMC Sierra 3500 Classic SL 2007
GMC Sierra 3500 Classic SLE 2007
GMC Sierra 3500 Classic WT 2007
GMC Sierra 3500 HD SLE 2007
GMC Sierra 3500 HD SLE 2008
GMC Sierra 3500 HD SLE 2009
GMC Sierra 3500 HD SLE 2010
GMC Sierra 3500 HD WT 2007
GMC Sierra 3500 HD WT 2008
GMC Sierra 3500 HD WT 2009
GMC Sierra 3500 HD WT 2010