2010 GMC Sierra 1500 2WD Ext Cab 157.5" SLT Specs

2WD Ext Cab 157.5" SLT
MSRP based on 2WD Ext Cab 157.5" SLT

Quick Specs

Gas Mileage 15 mpg City/21 mpg Hwy
Engine Gas/Ethanol V8, 5.3L
EPA Class No Data
Style Name Extended Cab Long Box 2-Wheel Drive SLT
Drivetrain Rear Wheel Drive
Passenger Capacity 5
Passenger Doors 2
Body Style Extended Cab Pickup - Long Bed
Transmission Transmission, 6-speed automatic


Weight Information
Curb Weight - Rear (lbs) 2158
Gross Axle Wt Rating - Rear (lbs) 3950
Gross Vehicle Weight Rating Cap (lbs) 6900
Curb Weight - Front (lbs) 3106
Gross Axle Wt Rating - Front (lbs) 3700
Gross Combined Wt Rating (lbs) 11500
Interior Dimensions
Front Shoulder Room (in) 65.2
Second Hip Room (in) 61.9
Front Head Room (in) 41.2
Second Leg Room (in) 34.3
Front Hip Room (in) 62.5
Front Leg Room (in) 41.3
Second Shoulder Room (in) 65.3
Passenger Capacity 5
Second Head Room (in) 39.2
Exterior Dimensions
Height, Overall (in) 73.6
Cab to End of Frame (in) - TBD -
Ground Clearance, Rear (in) 12.8
Length, Overall w/o rear bumper (in) 249.2
Front Bumper to Back of Cab (in) 141.4
Frame Width, Rear (in) - TBD -
Overhang, Front (in) 39.4
Ground to Top of Load Floor (in) 33.5
Width, Max w/o mirrors (in) 79.9
Cab to Axle (in) 55.5
Ground Clearance, Front (in) 9.0
Wheelbase (in) 157.5
Overhang, Rear w/o bumper (in) 52.1
Ground to Top of Frame (in) - TBD -
Cargo Area Dimensions
Cargo Box Width @ Wheelhousings (in) 50.6
Cargo Box Width @ Top, Rear (in) 61.5
Cargo Volume (ft³) 75.5
Cargo Box (Area) Height (in) 21.0
Cargo Box Width @ Floor (in) 62.4
Ext'd Cab Cargo Volume (ft³) - TBD -
Cargo Box Length @ Floor (in) 97.8
Tailgate Width (in) 61.5

Fuel Economy

Fuel Tank
Aux Fuel Tank Location NA
Aux Fuel Tank Capacity, Approx (gal) NA
Fuel Tank Location NA
Fuel Tank Capacity, Approx (gal) 34
EPA Fuel Economy Est - City (MPG) 15
EPA Fuel Economy Est - Hwy (MPG) 21
Fuel Economy Est-Combined (MPG) 17

Performance Specs

Fuel System SFI
Engine Type Gas/Ethanol V8
Engine Oil Cooler NA
SAE Net Horsepower @ RPM 315 @ 5200
Displacement 5.3L/323
Engine Order Code LMG
SAE Net Torque @ RPM 335 @ 4400
Trans Description Cont. Automatic w/OD
Fourth Gear Ratio (:1) 1.15
Trans Power Take Off NA
Transfer Case Power Take Off NA
Trans Order Code MYC
Second Gear Ratio (:1) 2.36
Reverse Ratio (:1) 3.06
Transfer Case Gear Ratio (:1), High NA
Trans Description Cont. Again NA
Fifth Gear Ratio (:1) 0.85
Trans PTO Access NA
Trans Type 6
Third Gear Ratio (:1) 1.53
Clutch Size (in) NA
Transfer Case Gear Ratio (:1), Low NA
Drivetrain Rear Wheel Drive
First Gear Ratio (:1) 4.03
Sixth Gear Ratio (:1) 0.67
Transfer Case Model NA
Disc - Front (Yes or ) Yes
Rear Drum Diam x Width (in) 11.6 x 2.36
Brake ABS System 4-Wheel
Rear Brake Rotor Diam x Thickness (in) NA
Disc - Rear (Yes or ) NA
Brake ABS System (Second Line) NA
Drum - Rear (Yes or ) Yes
Brake Type Pwr
Front Brake Rotor Diam x Thickness (in) 12.9 x 1.18
Turning Diameter - Curb to Curb (ft) 51.2
Steering Ratio (:1), On Center - TBD -
Turning Diameter - Wall to Wall (ft) - TBD -
Steering Ratio (:1), At Lock - TBD -
Steering Type Pwr
Front Tire Size P265/65R18
Spare Tire Capacity (lbs) - TBD -
Rear Tire Order Code QMG
Front Tire Capacity (lbs) 2004
Revolutions/Mile @ 45 mph - Spare - TBD -
Rear Tire Size P265/65R18
Revolutions/Mile @ 45 mph - Front - TBD -
Spare Tire Order Code QMG
Rear Tire Capacity (lbs) 2004
Front Tire Order Code QMG
Spare Tire Size P245/70R17
Revolutions/Mile @ 45 mph - Rear - TBD -
Front Wheel Size (in) 18 x 8.0
Spare Wheel Material Steel
Front Wheel Material Aluminum
Rear Wheel Size (in) 18 x 8.0
Rear Wheel Material Aluminum
Spare Wheel Size (in) 17 x 7.5
Spring Capacity - Rear (lbs) 3950
Axle Ratio (:1) - Front NA
Stabilizer Bar Diameter - Rear (in) NA
Suspension Type - Rear 2-stage multi-leaf
Axle Capacity - Front (lbs) 3700
Shock Absorber Diameter - Rear (mm) 46
Axle Type - Front Independent
Axle Ratio (:1) - Rear 3.42
Spring Capacity - Front (lbs) 3700
Axle Capacity - Rear (lbs) 3950
Stabilizer Bar Diameter - Front (in) 1.42
Suspension Type - Front Independent
Axle Type - Rear Semi-Floating
Shock Absorber Diameter - Front (mm) 46

Safety Features

Air Bag-Frontal-Driver Yes
Air Bag-Frontal-Passenger Yes
Air Bag-Passenger Switch (On/Off) No
Air Bag-Side Body-Front Yes
Air Bag-Side Body-Rear No
Air Bag-Side Head-Front Yes
Air Bag-Side Head-Rear Yes
Brakes-ABS Yes
Child Safety Rear Door Locks No
Daytime Running Lights Yes
Traction Control Yes
Night Vision No
Rollover Protection Bars No
Fog Lamps Yes
Parking Aid No
Tire Pressure Monitor Yes
Back-Up Camera No
Stability Control Yes
Other Features StabiliTrak, stability control system with Proactive Roll...
Daytime Running Lamps with automatic exterior lamp control
Air bags, frontal, driver and right-front passenger with...
Air bags, head curtain side-impact, front and rear outboard...
Air bags, seat-mounted side-impact, driver and right-front...
OnStar, 1-year of Safe and Sound plan. Includes Automatic Crash...
Tire Pressure Monitoring System (does not apply to spare tire)


Basic Miles/km 36,000
Basic Years 3
Corrosion Miles/km 100,000
Corrosion Years 6
Drivetrain Miles/km 100,000
Drivetrain Years 5
Emissions Miles/km 50,000
Emissions Years 3
Roadside Assistance Miles/km 100,000
Roadside Assistance Years 5

Other Specs

Cooling System
Total Cooling System Capacity (qts) 15.7
Maximum Alternator Watts NA
Cold Cranking Amps @ 0° F (2nd) NA
Maximum Alternator Capacity (amps) 145
Cold Cranking Amps @ 0° F (Primary) 600
Wt Distributing Hitch - Max Tongue Wt. (lbs) 1425
Dead Weight Hitch - Max Tongue Wt. (lbs) 500
Maximum Trailering Capacity (lbs) 9500
Fifth Wheel Hitch - Max Trailer Wt. (lbs) 5500
Wt Distributing Hitch - Max Trailer Wt. (lbs) 9500
Dead Weight Hitch - Max Trailer Wt. (lbs) 5000
Fifth Wheel Hitch - Max Tongue Wt. (lbs) 1375