Weight Capacities

  Regular Cab Extended Cab Crew Cab
2WD 4WD 2WD 4WD 2WD 4WD
Gross Vehicle Weight Rating (GVWR), lbs§§ 4,850 5,150 5,000 5,300 5,000 5,300
Curb weight, lbs. 3,336 3,685 3,559 3,878 3,728 4,070
Payload, lbs 1,484 1,465 1,441 1,422 1,272 1,230
Maximum payload capacity includes weight of driver, passengers, optional equipment, and cargo.
§§When properly equipped; includes weight of vehicle, passengers, cargo, and equipment.

Spring & Axle Capacities

  Regular Cab Extended Cab Crew Cab
2WD 4WD 2WD 4WD 2WD 4WD
Front axle, lbs 2,633 2,850 2,633 2,850 2,633 2,850
Front spring capacity, lbs 2,633 2,850 2,633 2,850 2,633 2,850
Rear axle, lbs 2,900 2,900 2,900 2,900 2,900 2,900
Rear spring capacity, lbs 2,900 2,900 2,900 2,900 2,900 2,900

Towing Capacity

Automatic Transmission Ratings with Ball Hitch 2.9L DOHC 4-cylinder 3.7L DOHC 5-cylinder 5.3L V8
Axle Ratio Max
Trailer/Towing
Capacity lbs.**
Axle Ratio Max
Trailer/Towing
Capacity lbs.**
Axle Ratio Max
Trailer/Towing
Capacity lbs.**
Regular Cab 2WD
3.73 3,400 3.73 4,000 Not Available Not Available
Regular Cab 4WD
3.73 3,100 3.73 4,000 Not Available Not Available
Extended Cab 2WD
3.73 3,200 3.73 5,500 3.42
3.73
6000
Extended Cab 4WD
3.73 2,900 3.73 5,500 3.42
4.10
6000
Crew Cab 2WD
3.73 3,000 3.73 5,500 3.42
3.73
6000
Crew Cab 4WD
Not Available Not Available 3.73 5,500 3.42
4.10
6000
Manual Transmission Ratings with Ball Hitch 2.9L DOHC 4-cylinder 3.7L DOHC 5-cylinder 5.3L V8
Axle Ratio Max
Trailer/Towing
Capacity lbs.**
Axle Ratio Max
Trailer/Towing
Capacity lbs.**
Axle Ratio Max
Trailer/Towing
Capacity lbs.**
Regular Cab 2WD
3.73 2,400 Not Available Not Available Not Available Not Available
Regular Cab 4WD
3.73 2,100 Not Available Not Available Not Available Not Available
Extended Cab 2WD
3.73 2,200 Not Available Not Available Not Available Not Available
Extended Cab 4WD
3.73 1,900 Not Available Not Available Not Available Not Available
Features  2WD and 4WD Reg Cab 2WD and 4WD Ext Cab Reg, Ext, and Crew Cab Ext. and Crew Cab
Work Truck
1SA2
Work Truck
1SA3
SLE
3SA4
SLT
4SA5
Rear differential, automatic locking Available Available Available Standard
Trailering equipment, includes trailer hitch and 7-wire harness Available Available Available Available
**Maximum trailer ratings are calculated assuming standard equipped vehicle, driver, and required trailering equipment. The weight of option equipment, passengers, and cargo will reduce the maximum trailer weight your vehicle can tow. 10% to 15% of the trailer weight is the recommended trailer tongue load.

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* The Manufacturer's Suggested Retail Price excludes destination freight charge, tax, title, license, dealer fees and optional equipment. Click here to see all GMC vehicles' destination freight charges.