Eibach 16" Rear Coil Spring - 5" O.D. - 100 lb. HSXSC11SASM61 Simply utilize one of three

Simply utilize one of three conversion kits (sold separately) to match the operating range required of your engine

Idle mixture screws

2007-2018 GMC Sierra 3500 HD

Non-adjustable

84 in seat height

Eibach 16" Rear Coil Spring - 5" O.D. - 100 lb. HSXSC11SASM61 Simply utilize one of threeProduct Description: Coil Spring Conventional 5 in OD 16 in Length 100 lb in Spring Rate Rear Steel Red Powder Coat Sold Individually Eibach has been committed to creating the finest race springs in the world for over two decades. Eibach products are created to meet the extreme requirements of racing from Le Mans to Daytona. Eibach produces the finest racecar springs in the world. Period. Top race teams, from F1 to WRC, from Le Mans to NASCAR turn to