Body  
Generic TypeTruck
Roof TypeFixed
Rear Roof ProfileBed
No Side Doors4
Powertrain  
PowertrainInternal Combustion
Engine  
ConfigurationIVIV
Cylinders4868
Fuel TypeGasolineDieselGasoline
Forced InductionTurbochargedTurbocharged
Displacement (l)2.75.33.06.2
Max. Power (bhp)310355277420
Max. Power @RPM560037505600
Max. Torque (lbft)430383460
Max. Torque @RPM3000410015004100
Transmission  
Transmission TypeAutomatic
Forward Gears810
Driveline  
Driven WheelsRWDAWDRWDAWDRWDAWD
Chassis  
Chassis TypeBody-on-Frame
Engine LayoutLongitudinal
Engine PositionFront
Suspension  
Front Suspension - TypeIndependent
Rear Suspension - TypeSolid axle
Brakes  
Rear Brakes - TypeDisc
Front Brakes - TypeDisc
Wheels / Tires  
Tire Size F (,R)
  • 255/70R17 (WT, LT)
  • 275/60R20 (Custom)
255/70R17
  • 255/70R17 (WT, LT)
  • 275/65R18 (Custom Trail Boss LB, LT Trail Boss)
  • 275/60R20 (Custom)
  • 255/70R17 (WT LB, Custom LB, LT LB)
  • 275/65R18 (Custom Trail Boss LB, LT Trail Boss LB)
  • 255/70R17 (WT, LT)
  • 265/65R18 (RST)
  • 275/60R20 (LTZ, High Country)
255/70R17
  • 255/70R17 (WT, LT)
  • 275/65R18 (Custom Trail Boss, LT Trail Boss)
  • 265/65R18 (RST)
  • 275/60R20 (LTZ, High Country)
  • 255/70R17 (WT LB, LT LB)
  • 275/65R18 (Custom Trail Boss LB, LT Trail Boss LB)
  • 265/65R18 (RST LB)
  • 275/60R20 (LTZ LB, High Country LB)
  • 275/65R18 (Custom Trail Boss, LT Trail Boss)
  • 255/70R17 (LT)
  • 265/65R18 (RST)
  • 275/60R20 (LTZ, High Country)
  • 275/65R18 (Custom Trail Boss LB, LT Trail Boss LB)
  • 255/70R17 (LT LB)
  • 265/65R18 (RST LB)
  • 275/60R20 (LTZ LB, High Country LB)
  • 255/70R17 (LT)
  • 265/65R18 (RST)
  • 275/60R20 (LTZ, High Country)
  • 275/65R18 (LT Trail Boss)
  • 265/65R18 (RST)
  • 275/60R20 (LTZ, High Country)
  • 275/70R18 (ZR2)
  • 275/65R18 (LT Trail Boss LB)
  • 265/65R18 (RST LB)
  • 275/60R20 (High Country LB)
Exterior Dimensions  
Curb Weight (lb)47404810
  • 4960 (WT, Custom, LT)
  • 5080 (Custom Trail Boss LB, LT Trail Boss)
  • 5010 (WT LB, Custom LB, LT LB)
  • 5130 (Custom Trail Boss LB, LT Trail Boss LB)
48604940
  • 5000 (WT, LT, RST, LTZ, High Country)
  • 5290 (Custom Trail Boss, LT Trail Boss)
  • 5130 (WT LB, LT LB, RST LB, LTZ LB, High Country LB)
  • 5330 (Custom Trail Boss LB, LT Trail Boss LB)
  • 5490 (Custom Trail Boss, LT Trail Boss)
  • 5300 (LT, RST, LTZ, High Country)
  • 5530 (Custom Trail Boss LB, LT Trail Boss LB)
  • 5300 (LT LB)
  • 5350 (RST LB, LTZ LB, High Country LB)
5040
  • 5250 (LT Trail Boss)
  • 5190 (RST, LTZ, High Country)
  • 5620 (ZR2)
  • 5300 (LT Trail Boss LB)
  • 5250 (RST LB, High Country LB)
Wheelbase (in)147.4157.0
  • 147.4 (WT, Custom, LT)
  • 147.5 (Custom Trail Boss LB, LT Trail Boss)
157.0147.4157.0
  • 147.4 (WT, LT, RST, LTZ, High Country)
  • 147.5 (Custom Trail Boss, LT Trail Boss)
157.0
  • 147.5 (Custom Trail Boss, LT Trail Boss)
  • 147.4 (LT, RST, LTZ, High Country)
157.0147.4
  • 147.5 (LT Trail Boss, ZR2)
  • 147.4 (RST, LTZ, High Country)
157.0
Height - Body (in)75.575.4
  • 75.5 (WT, Custom, LT)
  • 78.3 (Custom Trail Boss LB, LT Trail Boss)
  • 75.4 (WT LB, Custom LB, LT LB)
  • 78.2 (Custom Trail Boss LB, LT Trail Boss LB)
75.575.4
  • 75.5 (WT, LT, RST, LTZ, High Country)
  • 78.3 (Custom Trail Boss, LT Trail Boss)
  • 75.4 (WT LB, LT LB, RST LB, LTZ LB, High Country LB)
  • 78.2 (Custom Trail Boss LB, LT Trail Boss LB)
  • 78.3 (Custom Trail Boss, LT Trail Boss)
  • 75.5 (LT, RST, LTZ, High Country)
  • 78.2 (Custom Trail Boss LB, LT Trail Boss LB)
  • 75.4 (LT LB, RST LB, LTZ LB, High Country LB)
75.5
  • 78.3 (LT Trail Boss)
  • 75.5 (RST, LTZ, High Country)
  • 78.7 (ZR2)
  • 78.2 (LT Trail Boss LB)
  • 75.4 (RST LB, High Country LB)
Width - Body (in)81.2
Length (in)231.9241.4
  • 231.9 (WT, Custom, LT)
  • 232.9 (Custom Trail Boss LB, LT Trail Boss)
  • 241.4 (WT LB, Custom LB, LT LB)
  • 242.4 (Custom Trail Boss LB, LT Trail Boss LB)
231.9241.4
  • 231.9 (WT, LT, RST, LTZ, High Country)
  • 232.9 (Custom Trail Boss, LT Trail Boss)
  • 241.4 (WT LB, LT LB, RST LB, LTZ LB, High Country LB)
  • 242.4 (Custom Trail Boss LB, LT Trail Boss LB)
  • 232.9 (Custom Trail Boss, LT Trail Boss)
  • 231.9 (LT, RST, LTZ, High Country)
  • 242.4 (Custom Trail Boss LB, LT Trail Boss LB)
  • 241.4 (LT LB, RST LB, LTZ LB, High Country LB)
231.9
  • 232.9 (LT Trail Boss)
  • 231.9 (RST, LTZ, High Country)
  • 232.8 (ZR2)
  • 242.4 (LT Trail Boss LB)
  • 241.4 (RST LB, High Country LB)
Ground Clearance (in)7.97.8
  • 8.1 (WT, Custom, LT)
  • 10.9 (Custom Trail Boss LB, LT Trail Boss)
  • 8.0 (WT LB, Custom LB, LT LB)
  • 10.7 (Custom Trail Boss LB, LT Trail Boss LB)
7.97.8
  • 8.1 (WT, LT, RST, LTZ, High Country)
  • 10.9 (Custom Trail Boss, LT Trail Boss)
  • 8.0 (WT LB, LT LB, RST LB, LTZ LB, High Country LB)
  • 10.7 (Custom Trail Boss LB, LT Trail Boss LB)
  • 10.9 (Custom Trail Boss, LT Trail Boss)
  • 8.1 (LT, RST, LTZ, High Country)
  • 10.7 (Custom Trail Boss LB, LT Trail Boss LB)
  • 8.0 (LT LB, RST LB, LTZ LB, High Country LB)
7.9
  • 10.9 (LT Trail Boss)
  • 8.1 (RST, LTZ, High Country)
  • 11.2 (ZR2)
  • 10.7 (LT Trail Boss LB)
  • 8.0 (RST LB, High Country LB)
Seating  
Rows of Seats2
Interior Dimensions  
Head Room - 1st Row (in)43.0
Head Room - 2nd Row (in)40.1
Shlder Room - 1st Row (in)66.0
Shlder Room - 2nd Row (in)65.2
  • 65.2 (LT Trail Boss, RST, LTZ, High Country)
  • 64.0 (ZR2)
65.2
Hip Room - 1st Row (in)61.2
Hip Room - 2nd Row (in)60.2
  • 60.2 (LT Trail Boss, RST, LTZ, High Country)
  • 59.3 (ZR2)
60.2
Leg Room - 1st Row (in)44.5
Leg Room - 2nd Row (in)43.4
Utility  
Cargo AccessTailgate
Gross Vehicle Weight Rating (lb)6800
  • 7000 (WT, Custom, LT)
6800
  • 7000 (WT, LT, RST, LTZ, High Country)
  • 7000 (LT, RST, LTZ, High Country)
6800
  • 7000 (RST, LTZ, High Country)
Cargo Area  
Length at Floor (in)69.979.469.979.469.979.469.979.469.979.469.979.4
Depth (in)22.4
Maximum Width at Floor (in)71.4
Minimum Width at Floor (in)50.6
Energy Storage  
Fuel Capacity (gallons) (gal)242224
Fuel Economy  
EPA City (mpg)19171615222315
EPA Hwy (mpg)22202120263120
EPA Combined (MPG)201817242617