Hellwig 6017 Big Wig Air Suspension Kit Height: 10.000 Width: 8.500 Length: 13.000 Weight: 32 Vehicle Type: Hellwig Fitment: 2016/GMC/Sierra 3500 HD/SLT Extended Cab Pickup 4-Door/6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged::RearFor Air Bags On Lifted Vehicles Using Non-Tapered Lift Block~ Use PN[4830] Spacer For A 4 in. Rear Lift~ Use PN[4828] Spacer For A 2 in. Rear Lift And~ Big Wig Bags^^2016/GMC/Sierra 3500 HD/SLT Extended Cab Pickup 4-Door/6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated::RearFor Air Bags On Lifted Vehicles Using Non-Tapered Lift Block~ Use PN[4830] Spacer For A 4 in. Rear Lift~ Use PN[4828] Spacer For A 2 in. Rear Lift And~ Big Wig Bags^^2016/GMC/Sierra 3500 HD/SLT Extended Cab Pickup 4-Door/6.0L 5967CC 364Cu. In. V8 FLEX OHV Naturally Aspirated::RearFor Air Bags On Lifted Vehicles Using Non-Tapered Lift Block~ Use PN[4830]...