2015 GMC SIERRA 1500 POWERTRAIN

Standard
Standard
Available
Available
N/A
N/A
Powertrain 4.3L EcoTec3 V6 engine 2WD 4.3L EcoTec3 V6 engine 4WD 5.3L EcoTec3 V8 engine 2WD 5.3L EcoTec3 V8 engine 4WD
Horsepower @ RPM 285 @ 5300 285 @ 5300 355 @ 5600 355 @ 5600
Torque @ RPM 305 @ 3900 305 @ 3900 383 @ 4100 383 @ 4100
Fuel Type Gas/Ethanol V6 Gas/Ethanol V6 Gas V8 Gas V8
6-Speed Automatic Transmission Standard Standard Standard Standard
Transfer case, 4WD, active electronic Autotrac N/A Available N/A Available
Axle Ratio 3.23 3.42 3.23 3.42
Differential, Locking Rear Available Available Available Available
Fuel Economy 4.3L EcoTec3 V6 engine 2WD 4.3L EcoTec3 V6 engine 4WD 5.3L EcoTec3 V8 engine 2WD 5.3L EcoTec3 V8 engine 4WD
City (MPG) 18 MPG 17 MPG 16 MPG 16 MPG
Highway (MPG) 24 MPG 22 MPG 23 MPG 22 MPG
Fuel Tank Capacity (gal.) 26 gal 26 gal 26 gal 26 gal
Steering Suspension 4.3L EcoTec3 V6 engine 2WD 4.3L EcoTec3 V6 engine 4WD 5.3L EcoTec3 V8 engine 2WD 5.3L EcoTec3 V8 engine 4WD
Front Suspension Independent Independent Independent Independent
Rear Suspension 2-Stage Multi-Leaf 2-Stage Multi-Leaf 2-Stage Multi-Leaf 2-Stage Multi-Leaf
Turning Diameter (ft.) 40.0 ft 40.0 ft 40.0 ft 40.0 ft
Brakes 4.3L EcoTec3 V6 engine 2WD 4.3L EcoTec3 V6 engine 4WD 5.3L EcoTec3 V8 engine 2WD 5.3L EcoTec3 V8 engine 4WD
Duralife 4-Wheel Antilock Disc Brakes 4-Wheel 4-Wheel 4-Wheel 4-Wheel
SLE 4.3L EcoTec3 V6 engine 2WD 4.3L EcoTec3 V6 engine 4WD 5.3L EcoTec3 V8 engine 2WD 5.3L EcoTec3 V8 engine 4WD
Transfer case, 4WD, active electronic Autotrac N/A Available N/A Available
Differential, Locking Rear Available Available Available Available
Trailering Package Available Available Available Available
Suspension Package, Off-Road Available Available Available Available