Specifications Comparison: 2007 Chevrolet Silverado 1500 vs 2021 Chevrolet Silverado 1500

Towing Capacity

Trim	Engine	Drive train	Towing Capacity (lbs)
Crew Cab LS	4.8L V8	RWD	4,600 lbs.
Crew Cab LS	4.8L V8	4WD	5,400 lbs.
Crew Cab LT	4.8L V8	RWD	5,000 lbs.
Crew Cab LT	4.8L V8	4WD	5,000 lbs.
Crew Cab LTZ	5.3L V8	RWD	6,600 lbs.
Crew Cab LTZ	5.3L V8	4WD	7,500 lbs.
Extended Cab LT	4.3L V6	RWD	4,400 lbs.
Extended Cab LT	4.8L V8	4WD	5,000 lbs.
Extended Cab LTZ	5.3L V8	RWD	6,800 lbs.
Extended Cab LTZ	5.3L V8	4WD	7,500 lbs.
Regular Cab LT	4.3L V6	RWD	4,800 lbs.
Regular Cab LT	4.3L V6	4WD	5,000 lbs.
Classic Crew Cab LS	4.8L V8	RWD	5,700 lbs.
Classic Crew Cab LS	4.8L V8	4WD	6,400 lbs.
Classic Crew Cab LT	5.3L V8	RWD	7,700 lbs.
Classic Crew Cab LT	5.3L V8	4WD	8,400 lbs.
Classic Extended Cab LS	4.8L V6	RWD	5,100 lbs.
Classic Extended Cab LS	5.3L V8	4WD	7,700 lbs.
Classic Extended Cab LT	5.3L V8	RWD	8,000 lbs.
Classic Extended Cab LT	5.3L V8	4WD	8,700 lbs.
Classic Regular Cab LS	4.3L V6	RWD	4,000 lbs.
Classic Regular Cab LS	4.3L V6	4WD	4,100 lbs.
Classic Regular Cab LT	4.8L V8	RWD	7,400 lbs.
Classic Regular Cab LT	4.8L V8	4WD	8,100 lbs.
Classic Extended Cab LT	5.3L V8	RWD	7,700 lbs.
Classic Extended Cab LT	5.3L V8	4WD	7,400 lbs.
HD Classic Crew Cab LT	6.0L V8	RWD	8,300 lbs.
HD Classic Crew Cab LT	6.0L V8	4WD	7,900 lbs.

Trim	Engine	Drive train	Towing Capacity (lbs)
Crew Cab Custom	5.3L V8	RWD	9,300 lbs.
Crew Cab Custom	5.3L V8	4WD	9,100 lbs.
Crew Cab Custom Trail Boss	6.2L V8	4WD	7,200 lbs.
Crew Cab High Country	3.0L I6	RWD	9,700 lbs.
Crew Cab High Country	6.2L V8	4WD	9,100 lbs.
Crew Cab LT	3.0L I6	RWD	9,300 lbs.
Crew Cab LT	3.0L I6	4WD	9,100 lbs.
Crew Cab LT Fleet	2.7L	4WD	9,100 lbs.
Crew Cab LT Trail Boss	6.2L V8	4WD	9,100 lbs.
Crew Cab LTZ	3.0L I6	RWD	9,700 lbs.
Crew Cab LTZ	6.2L V8	4WD	9,300 lbs.
Crew Cab RST	3.0L I6	RWD	9,300 lbs.
Crew Cab RST	6.2L V8	4WD	9,100 lbs.
Crew Cab Work	5.3L V8	RWD	7,600 lbs.
Crew Cab Work	5.3L V8	4WD	7,400 lbs.
Extended Cab Custom	5.3L V8	RWD	9,300 lbs.
Extended Cab Custom	5.3L V8	4WD	9,100 lbs.
Extended Cab Custom Trail Boss	6.2L V8	4WD	7,300 lbs.
Extended Cab LT	3.0L I6	RWD	9,300 lbs.
Extended Cab LT	3.0L I6	4WD	9,100 lbs.
Extended Cab LT Fleet	2.7L	4WD	9,100 lbs.
Extended Cab RST	6.2L V8	4WD	9,100 lbs.
Extended Cab Work	5.3L V8	RWD	7,600 lbs.
Extended Cab Work	5.3L V8	4WD	7,400 lbs.
Regular Cab Work	5.3L V8	RWD	7,900 lbs.
Regular Cab Work	5.3L V8	4WD	7,600 lbs.