Vehicle Fitment For 2001–2006 Chevy Silverado 2500HD/3500HD – 4WD – 4" to 6" lift For 2001–2006 GMC Sierra 2500HD/3500HD – 4WD – 4" to 6" lift Designed for classic body style models with front and rear disc brakes Not compatible with 2WD models or trucks without lift kits Features .
