Engine, 6.2L EcoTec3 V8 with Active Fuel Management, Direct Injection and Variable Valve Timing, includes aluminum block construction (420 hp [313 kW] @ 5600 rpm, 460 lb-ft of torque [624 N-m] @ 4100 rpm)
Rear axle, 3.23
Suspension Package, Magnetic Ride Control
Keyless start, push button start
Air cleaner, high-capacity
Differential, heavy-duty locking rear
Transfer case, active, 2-speed electronic Autotrac with rotary controls, includes neutral position for dinghy towing. (Requires 4WD.)
Alternator, 170 amps
Trailering equipment, heavy-duty includes trailering hitch platform, 7-wire harness with independent fused trailering circuits mated to a 7-way sealed connector and 2" trailering receiver
Trailer brake controller, integrated
Cooling, auxiliary external transmission oil cooler, heavy-duty air-to-oil
Cooling, external engine oil cooler, heavy-duty air-to-oil integral to driver side of radiator
GVWR, 7300 lbs. (3311 kg) (Not available on 2WD model.)
Suspension, front coil-over-shock with stabilizer bar
Suspension, rear multi-link with coil springs
Steering, power
Powertrain grade braking
Brakes, VAC power, with VSES
Exhaust, aluminized stainless-steel muffler and tailpipe
Tools, mechanical jack and wheel wrench stored in rear quarter trim
Active noise cancellation
Brakes, 4-wheel antilock, 4-wheel disc