| • | 4-wheel drive |
| • | Alternator, 160 amps |
| • | Automatic Air Level Control |
| • | Battery, heavy-duty 600 cold-cranking amps, maintenance-free with rundown protection and retained accessory power |
| • | Brakes, 4-wheel antilock, 4-wheel disc, VAC power |
| • | Differential, heavy-duty locking rear |
| • | Engine, Vortec 5.3L V8 SFI FlexFuel with Active Fuel Management, capable of running on unleaded or up to 85% ethanol (with gas-320 hp [238.6 kW] @ 5200 rpm, 340 lb-ft of torque [459.0N-m] @ 4200 rpm, with E85 ethanol-326 hp [243.1 kW] @ 5300 rpm, 350 lb-ft of torque [472.5 N-m] @ 4400 rpm), iron block (Standard on 4WD models. 2WD models require (K5L) Heavy-Duty Trailering Package.) |
| • | GVWR, 7300 lbs. (3311 kg) (Standard on 4WD models.) |
| • | Rear axle, 3.42 ratio (Standard on 4WD models. Required with (K5L) Heavy-Duty Trailering Package on 2WD models. 2WD models require (L9H) 6.2L V8 engine.) |
| • | Recovery hooks, front, frame-mounted (Requires 4WD models.) |
| • | Steering, power |
| • | Suspension Package, Autoride, bi-state variable shock dampening and rear air-assisted load-leveling includes (G69) automatic air level control |
| • | Suspension, front coil-over-shock with stabilizer bar |
| • | Suspension, rear multi-link with coil springs |
| • | Trailering equipment includes trailering hitch platform, 7-wire harness with independent fused trailering circuits mated to a 7-way sealed connector and (VR4) 2" trailering receiver |
| • | Transfer case, electronic Autotrac with rotary controls (Not available on 2WD models.) |
| • | Transmission, 6-speed automatic electronically controlled with overdrive and tow/haul mode |