Fabtech Dirt Logic 2.5 front reservoir coilovers for 2007–2015 GM 1500 trucks, configured for a 4-inch lift application. The Dirt Logic 2.5 was developed from desert racing and includes a 2.5 in OD stainless steel body, 2.25 in billet aluminum piston, NitroSteel piston rod, cold-wound coil springs and adjustable coilover construction for tunable dampening. These coilovers are designed to bolt on without further adjustments and come with preset coil springs properly preloaded to match intended lift geometry.
Fabtech 07-15 GM 1500 4in Front Dirt Logic 2.5 Reservoir Coilovers - Pair