Engine:

Engine Options: 295-hp 5.3-liter ohv V8; 325-hp 6.0-liter ohv V8; 335-hp 6.0-liter ohv V8; 320-hp 8.1-liter ohv V8

Transmission: 4-speed automatic

Transmission Options: 4-speed automatic

Standard Safety Equipment: dual front air bags; four-wheel ABS with dynamic rear brake proportioning; traction control

Optional Safety Equipment: dual front side-impact air bags; all-wheel drive; StabiliTrak electronic stability program

Basic Warranty: 3 years/36,000 miles

Assembled In: Janesville, Wisconsin; Silao, Mexico

Model Tested: GMC Yukon XL 2500 4WD ($42,885)

Standard Equipment: tri-zone air conditioning, power heated outside mirrors, programmable automatic door locks, anti-theft system, roof-mounted luggage carrier, six-way power driver's seat, cargo tie-down anchors, power windows with driver's auto-down, remote keyless entry, fog lamps, rear wiper/washer, cruise control, full interior lighting, overhead console with map lights, automatic headlights, tilt steering column, leather-wrapped steering wheel, 16-inch cast aluminum wheels, intermittent front wipers

Options as Tested: SLT Plus decor ($5,175) includes Ultrasoft front leather seating surfaces, full-function front bucket seats, Bose premium nine-speaker system, rear-seat audio controls, in-dash 6-CD player, XM Satellite Radio, steering wheel controls, OnStar, Homelink universal garage door opener, Quadrasteer ($1,995); rear seat entertainment system ($1,295); second-row captain's chairs ($490)

Destination Charge: 850

Gas Guzzler Tax:

Layout: four-wheel drive

Horsepower: 325 @ 5200

Torque: 365 @ 4000

Miles Per Gallon in the City/Highway:

Wheelbase: 130.0 inches

Length/Width/Height in Inches: 219.3/79.8/77.1 inches

Track Front/Rear: 65.0/71.0 inches

Turning Cycle: 36.5 feet

Seating Capacity: 7 people

Head/Hip/Leg Room, f: 40.7/61.4/41.3 inches

Head/Hip/Leg Room, m: 39.9/61.3/39.1 inches

Head/Hip/Leg Room, r: 38.6/49.2/36.1 inches

Trunk Volume: 131.6 cubic feet

Payload:

Suspension, f: independent with upper and lower control arms, torsion bars, anti-roll bar

Ground Clearance: 7.1 inches

Curb Weight: 6073 pounds

Towing Capacity: 12,000 pounds

Tires: LT245/75R17

Brakes: disc/disc with ABS and dynamic rear proportioning

Fuel Capacity: 37.5 Gallons