Specifications Comparison: 2007 GMC Sierra 2500 vs 2005 GMC Sierra 2500

Towing Capacity

Trim	Engine	Drive train	Towing Capacity (lbs)
HD 2500 Crew Cab SLE	6.0L V8	RWD	10,000 lbs.
HD 2500 Crew Cab SLE	6.0L V8	4WD	9,800 lbs.
HD 2500 Crew Cab SLT	6.0L V8	RWD	10,000 lbs.
HD 2500 Crew Cab SLT	6.0L V8	4WD	9,800 lbs.
HD 2500 Extended Cab SLE	6.0L V8	RWD	10,200 lbs.
HD 2500 Extended Cab SLE	6.0L V8	4WD	9,900 lbs.
HD 2500 Extended Cab SLT	6.0L V8	RWD	10,200 lbs.
HD 2500 Extended Cab SLT	6.0L V8	4WD	9,900 lbs.
HD 2500 Regular Cab SLE	6.0L V8	RWD	10,400 lbs.
HD 2500 Regular Cab SLE	6.0L V8	4WD	10,200 lbs.
HD Classic 2500 Crew Cab SL	6.0L V8	RWD	10,100 lbs.
HD Classic 2500 Crew Cab SL	6.0L V8	4WD	9,800 lbs.
HD Classic 2500 Crew Cab SLE	6.0L V8	RWD	10,100 lbs.
HD Classic 2500 Crew Cab SLE	6.0L V8	4WD	9,800 lbs.
HD Classic 2500 Crew Cab SLT	6.0L V8	RWD	10,100 lbs.
HD Classic 2500 Crew Cab SLT	6.0L V8	4WD	9,800 lbs.
HD Classic 2500 Extended Cab SL	6.0L V8	RWD	10,300 lbs.
HD Classic 2500 Extended Cab SL	6.0L V8	4WD	10,000 lbs.
HD Classic 2500 Extended Cab SLE	6.0L V8	RWD	10,300 lbs.
HD Classic 2500 Extended Cab SLE	6.0L V8	4WD	10,000 lbs.
HD Classic 2500 Extended Cab SLT	6.0L V8	RWD	10,300 lbs.
HD Classic 2500 Extended Cab SLT	6.0L V8	4WD	10,000 lbs.
HD Classic 2500 Regular Cab SL	6.0L V8	RWD	10,500 lbs.
HD Classic 2500 Regular Cab SL	6.0L V8	4WD	10,300 lbs.
HD Classic 2500 Regular Cab SLE	6.0L V8	RWD	10,500 lbs.
HD Classic 2500 Regular Cab SLE	6.0L V8	4WD	10,300 lbs.

Trim	Engine	Drive train	Towing Capacity (lbs)
HD 2500 Crew Cab	V8	RWD	10,100 lbs.
HD 2500 Crew Cab	V8	4WD	9,800 lbs.
HD 2500 Crew Cab SLE	V8	RWD	10,100 lbs.
HD 2500 Crew Cab SLE	V8	4WD	9,800 lbs.
HD 2500 Crew Cab SLT	V8	RWD	10,100 lbs.
HD 2500 Crew Cab SLT	V8	4WD	9,800 lbs.
HD 2500 Extended Cab	V8	RWD	10,300 lbs.
HD 2500 Extended Cab	V8	4WD	10,000 lbs.
HD 2500 Extended Cab SLE	V8	RWD	10,300 lbs.
HD 2500 Extended Cab SLE	V8	4WD	10,000 lbs.
HD 2500 Extended Cab SLT	V8	RWD	10,300 lbs.
HD 2500 Extended Cab SLT	V8	4WD	10,000 lbs.
HD 2500 Regular Cab	V8	RWD	10,600 lbs.
HD 2500 Regular Cab	V8	4WD	10,300 lbs.
HD 2500 Regular Cab SLE	V8	RWD	10,600 lbs.
HD 2500 Regular Cab SLE	V8	4WD	10,300 lbs.