2008 GMC Sierra 1500 2WD Crew Cab 143.5" SLT Specs

2WD Crew Cab 143.5" SLT
MSRP based on 2WD Crew Cab 143.5" SLT

Quick Specs

Gas Mileage 15 mpg City/20 mpg Hwy
Engine Gas V8, 5.3L
EPA Class No Data
Style Name 2WD Crew Cab Short Box SLT
Drivetrain Rear Wheel Drive
Passenger Capacity 5
Passenger Doors 4
Body Style Crew Cab Pickup - Short Bed
Transmission Transmission, 4-speed automatic, electronically controlled with overdrive and tow/haul mode


Weight Information
Gross Vehicle Weight Rating Cap (lbs) 6800
Curb Weight - Front (lbs) 2930
Gross Axle Wt Rating - Front (lbs) 3650
Gross Combined Wt Rating (lbs) 12000
Curb Weight - Rear (lbs) 2040
Gross Axle Wt Rating - Rear (lbs) 3950
Interior Dimensions
Second Leg Room (in) 38.7
Front Hip Room (in) 62.5
Front Leg Room (in) 41.3
Second Shoulder Room (in) 65.2
Passenger Capacity 5
Second Head Room (in) 40.6
Front Shoulder Room (in) 65.2
Second Hip Room (in) 65.5
Front Head Room (in) 41.5
Exterior Dimensions
Front Bumper to Back of Cab (in) 148.9
Frame Width, Rear (in) - TBD -
Overhang, Front (in) 39.4
Ground to Top of Load Floor (in) 32.9
Width, Max w/o mirrors (in) 79.9
Cab to Axle (in) 32.0
Ground Clearance, Front (in) 9.0
Wheelbase (in) 143.5
Overhang, Rear w/o bumper (in) 47.0
Ground to Top of Frame (in) - TBD -
Height, Overall (in) 73.8
Cab to End of Frame (in) - TBD -
Ground Clearance, Rear (in) 12.3
Length, Overall w/o rear bumper (in) 229.9
Cargo Area Dimensions
Cargo Volume (ft³) 53.2
Cargo Box (Area) Height (in) 21.0
Cargo Box Width @ Floor (in) 62.5
Ext'd Cab Cargo Volume (ft³) - TBD -
Cargo Box Length @ Floor (in) 69.3
Tailgate Width (in) 61.6
Cargo Box Width @ Wheelhousings (in) 50.6
Cargo Box Width @ Top, Rear (in) 61.6

Fuel Economy

Fuel Tank
Fuel Tank Location NA
Fuel Tank Capacity, Approx (gal) 26
Aux Fuel Tank Location NA
Aux Fuel Tank Capacity, Approx (gal) NA
EPA Fuel Economy Est - City (MPG) 15
EPA Fuel Economy Est - Hwy (MPG) 20

Performance Specs

Engine Oil Cooler NA
SAE Net Horsepower @ RPM 315 @ 5200
Displacement 5.3L/323
Engine Order Code LY5
SAE Net Torque @ RPM 338 @ 4400
Fuel System SFI
Engine Type Gas V8
Second Gear Ratio (:1) 1.63
Reverse Ratio (:1) 2.29
Transfer Case Gear Ratio (:1), High NA
Trans Description Cont. Again NA
Fifth Gear Ratio (:1) NA
Trans PTO Access NA
Trans Type 4
Third Gear Ratio (:1) 1.00
Clutch Size (in) NA
Transfer Case Gear Ratio (:1), Low NA
Drivetrain Rear Wheel Drive
First Gear Ratio (:1) 3.06
Sixth Gear Ratio (:1) NA
Transfer Case Model NA
Trans Description Cont. Automatic w/OD
Fourth Gear Ratio (:1) 0.70
Trans Power Take Off NA
Transfer Case Power Take Off NA
Trans Order Code M30
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) - TBD -
Disc - Front (Yes or ) Yes
Rear Drum Diam x Width (in) - TBD -
Brake ABS System 4-Wheel
Turning Diameter - Wall to Wall (ft) - TBD -
Steering Ratio (:1), At Lock - TBD -
Steering Type Pwr
Turning Diameter - Curb to Curb (ft) 47.2
Steering Ratio (:1), On Center - TBD -
Front Tire Capacity (lbs) 2004
Revolutions/Mile @ 45 mph - Spare - TBD -
Rear Tire Size P245/70R17
Revolutions/Mile @ 45 mph - Front - TBD -
Spare Tire Order Code QPR
Rear Tire Capacity (lbs) 2004
Front Tire Order Code QPR
Spare Tire Size P245/70R17
Revolutions/Mile @ 45 mph - Rear - TBD -
Front Tire Size P245/70R17
Spare Tire Capacity (lbs) - TBD -
Rear Tire Order Code QPR
Rear Wheel Material Aluminum
Spare Wheel Size (in) 17 x 7.5
Front Wheel Size (in) 17 x 7.5
Spare Wheel Material Steel
Front Wheel Material Aluminum
Rear Wheel Size (in) 17 x 7.5
Axle Capacity - Front (lbs) 3650
Shock Absorber Diameter - Rear (mm) 46
Axle Type - Front - TBD -
Axle Ratio (:1) - Rear 3.42
Spring Capacity - Front (lbs) 3650
Axle Capacity - Rear (lbs) 3950
Stabilizer Bar Diameter - Front (in) 1.34
Suspension Type - Front Independent
Axle Type - Rear - TBD -
Shock Absorber Diameter - Front (mm) 46
Spring Capacity - Rear (lbs) 3950
Axle Ratio (:1) - Front NA
Stabilizer Bar Diameter - Rear (in) NA
Suspension Type - Rear 2-stage multi-leaf

Safety Features

Air Bag-Frontal-Driver Yes
Air Bag-Frontal-Passenger Yes
Air Bag-Passenger Switch (On/Off) No
Air Bag-Side Body-Front No
Air Bag-Side Body-Rear No
Air Bag-Side Head-Front No
Air Bag-Side Head-Rear No
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...
Brakes, 4-wheel antilock, front disc/rear drum
Daytime Running Lamps, with automatic exterior lamp control
Tire Pressure Monitoring System (does not apply to spare tire)
Remote vehicle starter prep package, includes Remote Keyless...
OnStar, 1-year of Safe and Sound plan. Includes Automatic...
Air bags, frontal, driver and right-front passenger with...


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

Other Specs

Cooling System
Total Cooling System Capacity (qts) 15.7
Maximum Alternator Capacity (amps) 145
Cold Cranking Amps @ 0° F (Primary) 600
Maximum Alternator Watts NA
Cold Cranking Amps @ 0° F (2nd) NA
Fifth Wheel Hitch - Max Trailer Wt. (lbs) NA
Wt Distributing Hitch - Max Trailer Wt. (lbs) 6600
Dead Weight Hitch - Max Trailer Wt. (lbs) 5000
Fifth Wheel Hitch - Max Tongue Wt. (lbs) NA
Wt Distributing Hitch - Max Tongue Wt. (lbs) 990
Dead Weight Hitch - Max Tongue Wt. (lbs) 500