Stampede 8430-2 Ruff Riderz Fender Flare Fits Sierra 2500 HD Sierra 3500 HD Height: 14.500 Width: 26.000 Length: 47.000 Weight: 20 Fitment: 2017/GMC/Sierra 3500 HD/SLT Extended Cab Pickup 4-Door/6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged::Bed Side = Fleetside, Front and Rear^^2017/GMC/Sierra 3500 HD/SLT Extended Cab Pickup 4-Door/6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated::Bed Side = Fleetside, Front and Rear^^2017/GMC/Sierra 3500 HD/SLT Extended Cab Pickup 4-Door/6.0L 5967CC 364Cu. In. V8 FLEX OHV Naturally Aspirated::Bed Side = Fleetside, Front and Rear^^2017/GMC/Sierra 3500 HD/SLT Crew Cab Pickup 4-Door/6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged::Bed Side = Fleetside, Front and Rear^^2017/GMC/Sierra 3500 HD/SLT Crew Cab Pickup 4-Door/6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated::Bed Side = Fleetside, Front and Rear^^2017/GMC/Sierra 3500 HD/SLT Crew Cab Pickup 4-Door/6...