Pair of front Coil Lift Spacers that will fit GM Trucks. (see below for exact applications) These coils spacers are designed to lift the front of your truck anywhere from 1-1/2" to 1-7/8" when placed under the front coil springs. These are a great way to lift up a front of your truck for a sagging front end due to old springs, a new heavier engine, need more clearance, or want larger wheels for a great 4x4 look. Part #: 1704(2) TRUCK Note: The spacers are 5/8" thick and will lift the front of your vehicle 1-1/2" to 1-7/8". The amount of lift can vary depending on engine weight, vehicle weight, spring rate, and spring quality.