Pro Comp Suspension 918501 Features: Twin Tube Nitrogen Gas Charged Cellular Gas Design 10 Stage Velocity Sensitive Valving Delivers A Smooth Comfortable Highway Ride Enhances Off-Road Handling And Performance Optimum Capacity For Heavy Loads Maximum Strength And Long Lasting Durability Height: 25.00 Width: 3.00 Length: 3.00 Weight: 4.43 lbs Fitment: 1999/GMC/Yukon/SLT Sport Utility 4-Door/5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated::Front w/0 - 2 in. Lift; , Frontw/Stamped Lower Arms^^1999/GMC/Yukon/SLE Sport Utility 4-Door/5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated::Front w/0 - 2 in. Lift; , Frontw/Stamped Lower Arms^^1999/GMC/Yukon/Denali Sport Utility 4-Door/5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated::Front w/0 - 2 in. Lift; , Frontw/Stamped Lower Arms^^1999/GMC/K1500 Suburban/SLT Sport Utility 4-Door/6.5L 395Cu. In. V8 DI...