Specifications Comparison: 2021 GMC Yukon vs 2006 GMC Yukon

Towing Capacity

Trim	Engine	Drive train	Towing Capacity (lbs)
AT4	5.3L V8	4WD	7,700 lbs.
Denali	3.0L I6	RWD	7,700 lbs.
Denali	3.0L I6	4WD	7,500 lbs.
SLE	3.0L I6	RWD	7,900 lbs.
SLE	3.0L I6	4WD	7,700 lbs.
SLT	3.0L I6	RWD	7,900 lbs.
SLT	3.0L I6	4WD	7,700 lbs.
XL AT4	5.3L V8	4WD	7,700 lbs.
XL Denali	3.0L I6	RWD	7,600 lbs.
XL Denali	3.0L I6	4WD	7,400 lbs.
XL SLE	3.0L I6	RWD	7,800 lbs.
XL SLE	3.0L I6	4WD	7,500 lbs.
XL SLT	3.0L I6	RWD	7,800 lbs.
XL SLT	3.0L I6	4WD	7,500 lbs.

Trim	Engine	Drive train	Towing Capacity (lbs)
SL	V8	RWD	5,700 lbs.
SL	V8	4WD	7,500 lbs.
SLE	V8	RWD	5,700 lbs.
SLE	V8	4WD	7,500 lbs.
SLT	V8	RWD	6,700 lbs.
SLT	V8	4WD	7,500 lbs.
Denali	V8	AWD	8,100 lbs.
XL 1500 C SL	V8	RWD	7,500 lbs.
XL 1500 C SLE	V8	RWD	7,500 lbs.
XL 1500 C SLT	V8	RWD	7,500 lbs.
XL 2500 C SLE	V8	RWD	7,900 lbs.
XL 2500 C SLT	V8	RWD	7,900 lbs.
XL 1500 K SL	V8	4WD	7,200 lbs.
XL 1500 K SLE	V8	4WD	7,200 lbs.
XL 1500 K SLT	V8	4WD	7,200 lbs.
XL 2500 K SLE	V8	4WD	7,600 lbs.
XL 2500 K SLT	V8	4WD	7,600 lbs.
XL Denali	V8	AWD	7,900 lbs.