GM Conventional Timbren Kits


Timbren -Applications for GMC Conventional Tractors and Trucks

Timbren SES Kits for GMC Trucks and Tractors are ideal to provide more load support and stability to your vehicle.  The Timbren helper springs provide a better ride and eliminate body roll. They are ideal for vehicles that tow or carry heavy loads. They are easy to install, maintenance free, and guaranteed for the life of the vehicle.  We offer  low discounted prices, fast shipping, and free shipping with the 48 continental United States.

Year Front Front Rear Rear
MEDIUM & HEAVY DUTY CONVENTIONAL Regular Heavy Duty Regular Heavy Duty
4500, 5500, 6500, 7500 excluding 4 wheel drive 2003-09 GMFTK      — GMRC55 GMRTKM
4500, 5500, 6500, 7500 4 wheel drive 2005-09 GMF55AWD      — GMRC55 GMRTKM
6500 LoPro 2003-09 GMFTKLP      — GMRC55 GMRTKM
TOPKICK & KODIAK C60, C70, C6000, C7000 except LoPro 1991-02 GMFTK      — GMRC55 GMRTKM
TOPKICK & KODIAK C60, C70, C6000, C7000 LoPro 1991-02 GMFTKLP      — GMRC55 GMRTKM
C50, C60, C70, C6000, C7000 1973-90 GMFC70      — GMRC70      —
MEDIUM & HEAVY DUTY CAB FORWARD
W35, W3500 1998-09 GMFW4C GMRW35 GMRW55
W4/4000/4500, W5,5000,5500 1988-09 GMFW4C GMRW4A GMRW55
W7, 7000 1988-96 GMFW7 RESOS1 URMDB
T5500, T6500, T7500, T8500 1997-09 GMFTK GMRC55 GMRTKM