ENGINE, DURAMAX 6.6L TURBO-DIESEL V8, B20-DIESEL COMPATIBLE

• (470 hp [350.5 kW] @ 2800 rpm
• 975 lb-ft of torque [1322 Nm] @ 1600 rpm) Includes (K05) engine block heater.)

• Rear axle
• 3.73 ratio (Requires (L8T) 6.6L V8 gas engine.)|GVWR
• 10
• 450 lbs. (4740 kg) (Included and only available with TK20743 model and (L8T) 6.6L V8 gas engine with 17" wheels or TC20753 model and (L8T) 6.6L V8 gas engine with 18" or 20" wheels.)|PUSH BUTTON START|Transfer case
• two-speed
• electronic shift with push button controls (Requires 4WD models.)|Auto-locking rear differential|Four wheel drive|Cooling
• external engine oil cooler|Cooling
• auxiliary external transmission oil cooler|Air filter
• heavy-duty|Air filtration monitoring|Battery
• heavy-duty 720 cold-cranking amps/80 Amp-hr maintenance-free with rundown protection and retained accessory power (Included and only available with (L8T) 6.6L V8 gas engine.)|Alternator
• 170 amps (Requires (L8T) 6.6L V8 gas engine.)|Recovery hooks
• front
• frame-mounted
• black|Frame
• fully-boxed
• hydroformed front section and a fully-boxed stamped rear section|Suspension Package (Not available with (X31) Off-Road Package.)|Steering
• Recirculating Ball with smart flow power steering system|Brakes
• 4-wheel antilock
• 4-wheel disc with DURALIFE rotors|Brake lining wear indicator|Capless Fuel Fill (Requires (L8T) 6.6L gas V8 engine. Not included with (ZW9) pickup bed delete.)|Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door|Bumper
• front chrome lower|Bumper
• rear chrome with bumper CornerSteps|Bed Step
• Black integrated on forward portion of bed on driver and passenger side|CornerStep
• rear bumper|Cargo tie downs (12)
• fixed
• rated at 500 lbs per corner|Moldings
• beltline
• Black|Grille (Chrome with flat black grille insert bars.)|Lamps
• cargo area cab mounted integrated with center high mount stop lamp
• with switch in bank on left side of steering wheel|Taillamps
• LED Signature Tail
• Incandescent Brake
• Turn & Reverse Lamps|Mirrors
• outside high-visibility vertical trailering lower convex mirrors
• manual-folding/extending (extends 3.31" [84.25mm])
• molded in Black (Not available on Regular Cab models.)|Glass
• solar absorbing
• tinted|Door handles
• Black grained|Tailgate
• standard|Tailgate
• locking
• utilizes same key as ignition and door (Included and only available with (QK1) standard tailgate. Deleted with (ZW9) pickup bed delete.)|Tailgate
• gate function manual
• no lift assist|Tailgate and bed rail protection caps
• top|Mirror
• inside rearview
• manual tilt|Audio system feature
• 6-speaker system (Requires Crew Cab or Double Cab model.)|Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)|Seat adjuster
• driver 4-way manual|Seat adjuster
• passenger 4-way manual|Seat
• rear 60/40 folding bench (folds up)
• 3-passenger (includes child seat top tether anchor) (Not available with Regular Cab model.)|Steering wheel
• urethane|Instrument cluster 6-gauge cluster featuring speedometer
• fuel level
• engine temperature
• tachometer
• voltage and oil pressure|Driver Information Center
• 3.5" diagonal monochromatic display|Rear Seat Reminder (Requires Crew Cab or Double Cab model.)|Exterior Temperature Display
• located in radio display|Compass
• located in instrument cluster|Power outlet
• front auxiliary
• 12-volt|Air conditioning
• single-zone|Air vents
• rear (Not available with Regular Cab model.)|Assist handles front A-pillar mounted for driver and passenger
• rear B-pillar mounted|GMC Connected Access capable (Subject to terms. See onstar.com or dealer for details.)|StabiliTrak
• stability control system with Proactive Roll Avoidance and traction control
• includes electronic trailer sway control and hill start assist|Airbags
• dual-stage frontal airbags for driver and front outboard passenger; Seat-mounted side-impact airbags for driver and front outboard passenger; Head-curtain airbags for front and rear outboard seating positions; Includes front outboard Passenger Sensing System for frontal outboard passenger airbag (Always use seat belts and child restraints. Children are safer when properly secured in a rear seat in the appropriate child restraint. See the Owner's Manual for more information.)|Hitch Guidance dynamic single line to aid in truck trailer alignment for hitching|Following Distance Indicator (Included and only available with (PDI) Sierra HD Pro Safety.)|Rear Seat Belt Indicator (Requires Crew Cab or Double Cab model.)|Seat Belt Adjustable Guide Loops
• front row only (Included and only available on Crew Cab and Double Cab models. Not available with (ZW9) pickup bed delete.)|Buckle to Drive prevents vehicle from being shifted out of Park until driver seat belt is fastened; times out after 20 seconds and encourages seat belt use (Included and only available with (PDI) Sierra HD Pro Safety.)|Teen Driver a configurable feature that lets you activate customizable vehicle settings associated with a key fob
• to help encourage safe driving behavior. It can limit certain available vehicle features
• and it prevents certain safety systems from being turned off. An in-vehicle report card gives you information on driving habits and helps you to continue to coach your new driver|Tire Pressure Monitoring System
• auto learn includes Tire Fill Alert (does not apply to spare tire)|Trailering Information Label provides max trailer ratings for tongue weight
• conventional
• gooseneck and 5th wheel trailering

Electrical

• Cold Cranking Amps @ 0° F (Primary): 720
• Maximum Alternator Capacity (amps): 170
• Maximum Alternator Watts: N/A

Cooling System

• Total Cooling System Capacity (qts): - TBD -

Weight Information

• Gross Axle Wt Rating - Front (lbs): - TBD -
• Gross Axle Wt Rating - Rear (lbs): - TBD -
• Curb Weight - Front (lbs): 4023
• Curb Weight - Rear (lbs): 2822
• Gross Vehicle Weight Rating Cap (lbs): 10450
• Gross Combined Wt Rating (lbs): 26000
• Gross Combined Wt Rating (lbs): 24500

Trailering

• Dead Weight Hitch - Max Trailer Wt. (lbs): 5000
• Dead Weight Hitch - Max Tongue Wt. (lbs): 500
• Wt Distributing Hitch - Max Trailer Wt. (lbs): 18500
• Wt Distributing Hitch - Max Trailer Wt. (lbs): 16000
• Wt Distributing Hitch - Max Tongue Wt. (lbs): 1850
• Wt Distributing Hitch - Max Tongue Wt. (lbs): 1600
• Fifth Wheel Hitch - Max Trailer Wt. (lbs): 19100
• Fifth Wheel Hitch - Max Trailer Wt. (lbs): 18400
• Fifth Wheel Hitch - Max Tongue Wt. (lbs): 4775
• Fifth Wheel Hitch - Max Tongue Wt. (lbs): 4600
• Maximum Trailering Capacity (lbs): 20000

Suspension

• Suspension Type - Front (Cont.): w/Torsion Bars
• Suspension Type - Rear (Cont.): 3-Stage Leaf
• Suspension Type - Front: Short/Long Arm
• Suspension Type - Rear: Multi-Leaf Springs
• Spring Capacity - Front (lbs): - TBD -
• Spring Capacity - Rear (lbs): - TBD -
• Axle Type - Front: - TBD -
• Axle Type - Rear: - TBD -
• Axle Capacity - Front (lbs): - TBD -
• Axle Capacity - Rear (lbs): - TBD -
• Axle Ratio (:1) - Front: 3.73
• Axle Ratio (:1) - Rear: 3.73
• Shock Absorber Diameter - Front (mm): 2.01
• Shock Absorber Diameter - Rear (mm): 2.01
• Stabilizer Bar Diameter - Front (in): 1.38

Brakes

• Brake Type: Pwr
• Brake ABS System: 4-Wheel
• Disc - Front (Yes or ): Yes
• Disc - Rear (Yes or ): Yes
• Front Brake Rotor Diam x Thickness (in): 14 x 1.6
• Rear Brake Rotor Diam x Thickness (in): 14.1 x 1.3

Tires

• Front Tire Order Code: QHQ
• Rear Tire Order Code: QHQ
• Spare Tire Order Code: ZHQ
• Front Tire Size: LT245/75R17E
• Rear Tire Size: LT245/75R17E
• Spare Tire Size: LT245/75R17E
• Front Tire Capacity (lbs): - TBD -
• Rear Tire Capacity (lbs): - TBD -
• Spare Tire Capacity (lbs): - TBD -
• Revolutions/Mile @ 45 mph - Front: N/A
• Revolutions/Mile @ 45 mph - Rear: N/A
• Revolutions/Mile @ 45 mph - Spare: N/A

Wheels

• Front Wheel Size (in): 17 x - TBD -
• Rear Wheel Size (in): 17 x - TBD -
• Front Wheel Material: Steel
• Rear Wheel Material: Steel
• Spare Wheel Material: Steel

Steering

• Steering Type: Pwr Recirculating Ball
• Steering Ratio (:1), On Center: - TBD -
• Steering Ratio (:1), At Lock: - TBD -
• Turning Diameter - Curb to Curb (ft): 52.7
• Turning Diameter - Wall to Wall (ft): N/A

Frame

• Frame Type: - TBD -

Fuel Tank

• Fuel Tank Capacity, Approx (gal): 36
• Fuel Tank Location: - TBD -

Exterior Dimensions

• Wheelbase (in): 159
• Length, Overall (in): 250.75
• Width, Max w/o mirrors (in): 81.85
• Height, Overall (in): 79.82
• Overhang, Front (in): - TBD -
• Overhang, Rear w/o bumper (in): - TBD -
• Front Bumper to Back of Cab (in): - TBD -
• Cab to Axle (in): 42.17
• Cab to End of Frame (in): - TBD -
• Ground to Top of Load Floor (in): - TBD -
• Ground to Top of Frame (in): - TBD -
• Frame Width, Rear (in): - TBD -
• Ground Clearance, Front (in): 10.12
• Ground Clearance, Rear (in): 10.12

Cargo Area Dimensions

• Cargo Box Length @ Floor (in): 82.2
• Cargo Box Width @ Top, Rear (in): - TBD -
• Cargo Box Width @ Floor (in): 71.4
• Cargo Box Width @ Wheelhousings (in): 51.85
• Cargo Box (Area) Height (in): 21
• Tailgate Width (in): - TBD -
• Cargo Volume (ft³): 69.5
• Ext'd Cab Cargo Volume (ft³): - TBD -

Interior Dimensions

• Passenger Capacity: 6
• Front Head Room (in): 43.03
• Front Leg Room (in): 44.53
• Front Shoulder Room (in): 66.02
• Front Hip Room (in): 61.18
• Second Head Room (in): 40.12
• Second Leg Room (in): 43.4
• Second Shoulder Room (in): 65.3
• Second Hip Room (in): 60.24

Summary

• Vehicle Name: GMC Sierra 2500HD
• Body Style: Crew Cab Pickup
• Body Code: E63