Aldan American Coil-Over Spring - 2.500" ID - 12" Length - 180 lb/in Spring Rate - Steel - Black Powder Coat - (Pair) 41007010 Brace is 1/8" thick x

Brace is 1/8" thick x 1" wide x 72" long with 3/8" x 5/8" slots

GMC: Sierra 1500 19-19 AT4

and vent lines for transmissions and differentials

9 in Diameter x 11 in Long

Aldan American Coil-Over Spring - 2.500" ID - 12" Length - 180 lb/in Spring Rate - Steel - Black Powder Coat - (Pair) 41007010 Brace is 1/8" thick xProduct Description: Coil Spring Coil Over 2. 5 in ID 12 in Length 180 lb in Spring Rate Steel Black Powder Coat Pair Established in 1981, Aldan American is the professionals choice for high quality performance suspension system upgrades and parts, including shock absorbers, coilovers, and suspension kits, designed for racing, street performance, and vehicle specific applications. Aldan Americans products are designed, tested, and made in the U. S. A.