MECHANICAL

Engine
4.0L DOHC 24V V6 with Variable Valve Timing with intelligence (VVT-i), Horsepower: 236 hp @ 5200 rpm; Torque: 266 lb.-ft @ 4000 rpm, aluminum block with aluminum heads, Acoustic Control Induction System (ACIS) -- dual stage intake manifold, Compression ratio: 10.0:1, Emissions: LEV II
4.6L DOHC 32V i-FORCE V8 with dual independent Variable Valve Timing with intelligence (VVT-i), Horsepower: 310 hp @ 5600 rpm; Torque: 327 lb.-ft. @ 3400 rpm, aluminum block with aluminum heads, Acoustically Controlled Induction System (ACIS) -- dual-stage intake manifold, Compression ratio: 10.2:1, Emissions: ULEV II
5.7L DOHC 32V i-FORCE V8 with dual independent Variable Valve Timing with intelligence (VVT-i), Horsepower: 381 hp @ 5600 rpm; Torque: 401 lb.-ft @ 3600 rpm; aluminum block with aluminum heads, Acoustically Controlled Induction System (ACIS) -- dual stage intake manifold, Compression ratio: 10.2:1, Emissions: ULEV II
5.7L DOHC 32V i-FORCE V8 with dual independent Variable Valve Timing with intelligence (VVT-i), Ethanol technology [1], Horsepower: 381 hp @ 5600 rpm; Torque: 401 lb.-ft. @ 3600 rpm; Aluminum block with aluminum heads, Acoustically Controlled Induction System (ACIS) -- dual stage intake manifold, Compression ratio: 10.2:1, Emissions: ULEV II, E85 Flex Fuel
Drivetrain
5-speed electronically controlled transmission with intelligence (ECT-i), sequential shift mode and uphill/downhill shift logic (V6 models)
6-speed electronically controlled transmission with intelligence (ECT-i), sequential shift mode and uphill/downhill shift logic, TOW/HAUL mode (4.6L and 5.7L V8 models with Tow Package)
4WDemand system with electronically controlled 2-speed transfer case (V8 only)
Automatic Limited-Slip Differential (Auto LSD)
Suspension
Front independent coil-spring high-mounted double-wishbone with stabilizer bar and low-pressure nitrogen gas shocks; rear live axle with trapezoidal multi-leaf rear suspension and staggered outboard-mounted low-pressure nitrogen gas shocks
Brakes
Power-assisted 4-wheel Anti-lock Brake System (ABS)
Front 13.9"-diameter ventilated disc
Rear 13.6"-diameter ventilated disc
Steering
Rack-and-pinion hydraulic power steering
Ratio:
Turns (lock-to-lock)
Turning circle diameter, curb to curb (ft.) (Standard Bed/Long Bed) (Short Bed on CrewMax)
Ratios
1st gear
2nd gear
3rd gear
4th gear
5th gear
6th gear
Reverse
Rear differential ratio/ring gear size (in.) [2]
Transfer case (high/low)