Specs

Research 2015 GMC Sierra 1500 specs for the trims available. Choose the desired trim / style from the dropdown list to see the corresponding specs.

Regular Cab Standard Box 2-Wheel Drive

Brakes

Front Brake Rotor Diam x Thickness (in) 13.00 x 1.18
Rear Drum Diam x Width (in)
Disc - Rear (Yes or ) Yes
Drum - Rear (Yes or )
Disc - Front (Yes or ) Yes
Brake ABS System (Second Line)
Brake ABS System 4-Wheel
Brake Type Pwr
Rear Brake Rotor Diam x Thickness (in) 13.60 x 0.79

Cargo Area Dimensions

Cargo Box (Area) Height (in) 21.23
Cargo Box Width @ Wheelhousings (in) 51.03
Cargo Box Width @ Floor (in) - TBD -
Cargo Box Width @ Top, Rear (in) - TBD -
Cargo Volume (ft³) 61.00
Ext'd Cab Cargo Volume (ft³)
Tailgate Width (in) - TBD -
Cargo Box Length @ Floor (in) 78.87

Cooling System

Total Cooling System Capacity (qts) - TBD -

Electrical

Cold Cranking Amps @ 0° F (Primary) 720
Cold Cranking Amps @ 0° F (2nd)
Cold Cranking Amps @ 0° F (Primary) 730
Maximum Alternator Capacity (amps) 170
Maximum Alternator Capacity (amps) 150
Maximum Alternator Watts - TBD -

Emissions

Tons/yr of CO2 Emissions @ 15K mi/year 9.0
EPA Greenhouse Gas Score - TBD -
Tons/yr of CO2 Emissions @ 15K mi/year 9.5

Engine

Engine Oil Cooler Yes
Engine Order Code L83
Engine Order Code LV3
Engine Type Gas V8
Engine Type Gas/Ethanol V8
Engine Type Gas/Ethanol V6
Displacement 5.3L/325
Displacement 4.3L/262
Fuel System Direct Injection
SAE Net Horsepower @ RPM 355 @ 5600
SAE Net Horsepower @ RPM 285 @ 5300
SAE Net Torque @ RPM 383 @ 4100
SAE Net Torque @ RPM 305 @ 3900

Exterior Dimensions

Ground to Top of Frame (in) - TBD -
Frame Width, Rear (in) - TBD -
Length, Overall w/o rear bumper (in) 205.57
Width, Max w/o mirrors (in) 80.00
Height, Overall (in) 73.97
Overhang, Front (in) - TBD -
Ground Clearance, Front (in) 8.23
Overhang, Rear w/o bumper (in) - TBD -
Front Bumper to Back of Cab (in) 116.90
Cab to Axle (in) 41.40
Cab to End of Frame (in) - TBD -
Ground to Top of Load Floor (in) 36.3
Wheelbase (in) 119.00
Ground Clearance, Rear (in) 8.23

Frame

Frame Type Hydroformed

Fuel Tank

Fuel Tank Capacity, Approx (gal) 26
Aux Fuel Tank Location
Fuel Tank Location - TBD -
Aux Fuel Tank Capacity, Approx (gal)

Interior Dimensions

Front Leg Room (in) 45.27
Front Hip Room (in) 60.73
Front Shoulder Room (in) 66.03
Passenger Capacity 3
Front Head Room (in) 42.40

Mileage

EPA Fuel Economy Est - Hwy (MPG) 24
Fuel Economy Est-Combined (MPG) 19
EPA Fuel Economy Est - Hwy (MPG) 23
EPA Fuel Economy Est - City (MPG) 18
EPA Fuel Economy Est - City (MPG) 16
Fuel Economy Est-Combined (MPG) 20

Steering

Turning Diameter - Wall to Wall (ft) - TBD -
Turning Diameter - Curb to Curb (ft) 40.0
Steering Type Electric Rack & Pinion
Steering Ratio (:1), At Lock - TBD -
Steering Ratio (:1), On Center - TBD -

Summary

Body Code E63
Body Style Reg Cab Pickup
Vehicle Name GMC Sierra 1500

Suspension

Axle Type - Rear - TBD -
Axle Type - Rear Semi-floating
Axle Capacity - Front (lbs) 3200
Axle Capacity - Rear (lbs) 3800
Axle Ratio (:1) - Front
Axle Ratio (:1) - Rear 3.73
Axle Ratio (:1) - Rear 3.42
Axle Ratio (:1) - Rear 3.08
Axle Ratio (:1) - Rear 3.23
Shock Absorber Diameter - Front (mm) 46.00
Shock Absorber Diameter - Rear (mm) 35.00
Stabilizer Bar Diameter - Front (in) 1.35
Stabilizer Bar Diameter - Rear (in)
Suspension Type - Rear 2-Stage Multi-Leaf
Suspension Type - Front Independent
Spring Capacity - Front (lbs) 3200
Spring Capacity - Rear (lbs) 3800
Axle Type - Front Independent

Tires

Rear Tire Size P265/65R18
Front Tire Order Code RC7
Front Tire Order Code QSS
Front Tire Order Code RBX
Front Tire Order Code RC5
Front Tire Order Code RC3
Front Tire Order Code RI8
Front Tire Order Code RBZ
Rear Tire Order Code RC7
Rear Tire Order Code QSS
Rear Tire Order Code RBX
Rear Tire Order Code RC5
Rear Tire Order Code RC3
Rear Tire Order Code RI8
Rear Tire Order Code RBZ
Spare Tire Order Code 4JQ
Spare Tire Order Code RC4
Spare Tire Order Code RHM
Spare Tire Order Code ZBZ
Front Tire Size P275/55R20
Front Tire Size P275/55R20
Front Tire Size P265/65R18
Front Tire Size LT265/70R17C
Front Tire Size P265/70R17
Front Tire Size P265/65R18
Front Tire Size P255/70R17
Rear Tire Size P275/55R20
Rear Tire Size P275/55R20
Rear Tire Size LT265/70R17C
Rear Tire Size P265/70R17
Rear Tire Size P265/65R18
Rear Tire Size P255/70R17
Spare Tire Size P265/70R17
Spare Tire Size P265/70R17
Spare Tire Size LT265/70R17
Spare Tire Size P255/70R17
Front Tire Capacity (lbs) - TBD -
Rear Tire Capacity (lbs) - TBD -
Spare Tire Capacity (lbs) - TBD -
Revolutions/Mile @ 45 mph - Front - TBD -
Revolutions/Mile @ 45 mph - Rear - TBD -
Revolutions/Mile @ 45 mph - Spare - TBD -

Trailering

Maximum Trailering Capacity (lbs) 9000
Dead Weight Hitch - Max Trailer Wt. (lbs) 5000
Dead Weight Hitch - Max Tongue Wt. (lbs) 500
Wt Distributing Hitch - Max Trailer Wt. (lbs) 9000
Wt Distributing Hitch - Max Trailer Wt. (lbs) 7000
Wt Distributing Hitch - Max Trailer Wt. (lbs) 6100
Wt Distributing Hitch - Max Tongue Wt. (lbs) 900
Wt Distributing Hitch - Max Tongue Wt. (lbs) 700
Wt Distributing Hitch - Max Tongue Wt. (lbs) 610
Fifth Wheel Hitch - Max Trailer Wt. (lbs)
Fifth Wheel Hitch - Max Tongue Wt. (lbs)

Transmission

Drivetrain Rear Wheel Drive
Transfer Case Power Take Off
Transfer Case Gear Ratio (:1), Low
Transfer Case Gear Ratio (:1), High
Transfer Case Model
Trans PTO Access
Trans Power Take Off
Clutch Size (in)
Reverse Ratio (:1) 3.10
Sixth Gear Ratio (:1) 0.70
Fifth Gear Ratio (:1) 0.90
Fourth Gear Ratio (:1) 1.20
Third Gear Ratio (:1) 1.50
Second Gear Ratio (:1) 2.40
First Gear Ratio (:1) 4.00
Trans Description Cont. Again
Trans Description Cont. Automatic
Trans Type 6
Trans Order Code MYC

Weight Information

Gross Combined Wt Rating (lbs) 11000
Gross Combined Wt Rating (lbs) 12000
Gross Combined Wt Rating (lbs) 14000
Gross Vehicle Weight Rating Cap (lbs) 6500
Gross Vehicle Weight Rating Cap (lbs) 6600
Curb Weight - Rear (lbs) - TBD -
Curb Weight - Front (lbs) - TBD -
Gross Axle Wt Rating - Rear (lbs) 3800
Gross Axle Wt Rating - Front (lbs) 3200

Wheels

Rear Wheel Material Aluminum
Front Wheel Material Steel
Spare Wheel Size (in) 17 x - TBD -
Spare Wheel Size (in) 17 x 7.0
Front Wheel Material Aluminum
Front Wheel Size (in) 17 x 8.0
Rear Wheel Size (in) 18 x 8.5
Rear Wheel Size (in) 17 x 8.0
Front Wheel Size (in) 18 x 8.5
Spare Wheel Size (in) - TBD -
Spare Wheel Material Aluminum
Spare Wheel Material Steel
Rear Wheel Material Steel