Trailering equipment includes trailer hitch, 7-pin and 4-pin connectors
Engine, 5.3L EcoTec3 V8, with Active Fuel Management, Direct Injection and Variable Valve Timing, includes aluminum block construction (355 hp [265 kW] at 5600 rpm, 383 lb-ft of torque [518 Nm] at 4100 rpm; more than 300 lb-ft of torque from 2000 to 5600 rpm)
Rear axle, 3.08 ratio (Standard and only available on (L83) 5.3L EcoTec3 V8 engine. Not available with (RD3) 20" bright machined aluminum wheels, (NZP) 20" chrome clad aluminum, (RD5) 20" polished aluminum, (NZH) 20" bright machined aluminum with painted accents or 22" LPO wheels.)
Pickup box
GVWR, 7200 lbs. (3266 kg) (Requires Crew Cab or Double Cab 4WD models and (L83) 5.3L EcoTec3 V8 engine or (L86) 6.2L EcoTec3 V8 engine. Included with (PCQ) SLT eAssist Package on TC15543 Crew Cab model.)
Engine, 6.6L V8 with Direct Injection and Variable Valve Timing, gasoline, (401 hp [299 kW] at 5200 rpm, 464 lb-ft of torque [629 N-m] at 4000 rpm)
Rear axle, 3.73 ratio (Requires (L8T) 6.6L V8 gas engine.)
GVWR, 10,650 lbs. (4831 kg) (Included and only available with TK20743 model and (L8T) 6.6L V8 gas engine with 18" or 20" wheels or TK20943 and (L8T) 6.6L V8 gas engine with 17" wheels.)
Transfer case, two-speed active, electronic Autotrac with push button control (Requires 4WD models.)