Specification: Features: 100% Accuracy of Fit, Easy to Replace Type: Coil Spring Lowering Kit Material: Material Finish: Powder Coated Fitment Type: Performance/Custom Spring Rate: 1120lb/in = 20kg/mm Spring Length: 280mm/11.02" Lift Height: drop 3" FRONT 5" REAR Drop Length: 3" FRONT 5" REAR Travel Length: 3" FRONT 5" REAR Items Included: Bolts Spring Tensile Strength: 1500-1700MPA Drop Height: Front:3" Rear：5" Placement on Vehicle: Front, Rear Fitment: For Chevrolet C10 1973-1987 For GMC C15 1973-1987 For GMC Jimmy 1973-1987 For Chevrolet K5 1973-1987 .
