Specs

Research 2003 Chevrolet Blazer specs for the trims available. Choose the desired trim / style from the dropdown list to see the corresponding specs.

LS 2dr LS

Brakes

Front Brake Rotor Diam x Thickness (in) 10.82 x 1.14
Disc - Rear (Yes or ) Yes
Brake Type Pwr
Rear Drum Diam x Width (in)
Disc - Front (Yes or ) Yes
Brake ABS System (Second Line)
Rear Brake Rotor Diam x Thickness (in) 11.6 x 0.78
Drum - Rear (Yes or )
Brake ABS System 4-Wheel

Cargo Area Dimensions

Cargo Area Length @ Floor to Console (in)
Cargo Area Length @ Floor to Seat 3 (in)
Cargo Area Length @ Floor to Seat 2 (in) 28.5
Cargo Area Length @ Floor to Seat 1 (in) 68.5
Cargo Area Length @ Floor to Seat 4 (in)
Cargo Volume to Seat 4 (ft³)
Cargo Volume to Seat 3 (ft³)
Cargo Area Width @ Beltline (in)
Cargo Box Width @ Wheelhousings (in) 38.7
Cargo Box (Area) Height (in) 33.5
Cargo Volume to Seat 2 (ft³) 29.8
Cargo Volume to Seat 1 (ft³) 60.6

Cooling System

Total Cooling System Capacity (qts) 11.7

Doors

Side Door Type

Electrical

Cold Cranking Amps @ 0° F (Primary) 525
Cold Cranking Amps @ 0° F (Primary) 690
Maximum Alternator Watts
Maximum Alternator Capacity (amps) 100
Cold Cranking Amps @ 0° F (2nd)

Engine

Engine Order Code LU3
SAE Net Horsepower @ RPM 190 @ 4400
Fuel System MFI
Engine Oil Cooler Yes
Displacement 4.3L/262
SAE Net Torque @ RPM 250 @ 2800
Engine Type Gas V6

Exterior Dimensions

Length, Overall w/rear bumper (in) 177.3
Wheelbase (in) 100.5
Ground Clearance, Front (in) 8.3
Overhang, Rear w/bumper (in) 42.0
Overhang, Front (in) 34.80
Height, Overall (in) 65.20
Step Up Height - Side (in)
Width, Max w/o mirrors (in) 67.8
Width, Max w/o mirrors (in) 71.5
Rear Door Opening Width (in)
Side Door Opening Height (in)
Side Door Opening Width (in)
Step Up Height - Front (in)
Ground to Top of Load Floor (in) 28.4
Ground Clearance, Rear (in) 8.1
Rear Door Opening Height (in)

Frame

Frame Type Ladder w/Boxed Front End

Fuel Tank

Fuel Tank Capacity, Approx (gal) 19.0
Aux Fuel Tank Capacity, Approx (gal)
Aux Fuel Tank Location
Fuel Tank Location Behind Rear Axle

Interior Dimensions

Front Hip Room (in) 52.0
Second Hip Room (in) 40.5
Second Shoulder Room (in) 55.6
Second Leg Room (in) 35.6
Second Head Room (in) 38.2
Front Shoulder Room (in) 57.7
Front Leg Room (in) 42.4
Front Head Room (in) 39.6
Passenger Capacity 4

Mileage

EPA Fuel Economy Est - City (MPG) 15
EPA Fuel Economy Est - Hwy (MPG) 23
EPA Fuel Economy Est - City (MPG) 17
EPA Fuel Economy Est - Hwy (MPG) 21

Steering

Steering Ratio (:1), On Center 16.0
Steering Ratio (:1), At Lock 13.0
Turning Diameter - Curb to Curb (ft) 34.8
Turning Diameter - Wall to Wall (ft) 36.6
Steering Type Pwr

Summary

Body Style 2 Door
Vehicle Name Chevrolet Blazer
Body Code E55

Suspension

Axle Capacity - Rear (lbs) 2900
Axle Ratio (:1) - Front 3.73
Axle Ratio (:1) - Front 3.42
Axle Ratio (:1) - Rear 3.73
Axle Ratio (:1) - Rear 3.42
Shock Absorber Diameter - Front (mm) 1.81
Shock Absorber Diameter - Rear (mm) 1.81
Stabilizer Bar Diameter - Front (in) 1.10
Stabilizer Bar Diameter - Front (in) 1.30
Stabilizer Bar Diameter - Rear (in) 0.91
Spring Capacity - Front (lbs) 2200
Suspension Type - Rear 2-Stage Multi-Leaf
Suspension Type - Front Coil
Axle Type - Front Independent
Spring Capacity - Rear (lbs) 2600
Axle Type - Rear Semi-Floating
Axle Capacity - Front (lbs) 2400

Tires

Revolutions/Mile @ 45 mph - Rear 719
Front Tire Order Code QBG
Front Tire Order Code QEB
Front Tire Order Code QJJ
Front Tire Order Code QBF
Rear Tire Order Code QBG
Rear Tire Order Code QEB
Rear Tire Order Code QJJ
Rear Tire Order Code QBF
Spare Tire Order Code ZBF
Spare Tire Order Code ZBG
Spare Tire Order Code ZEB
Spare Tire Order Code
Front Tire Size P235/75R15
Front Tire Size 31x10.5R15
Front Tire Size P235/70R15
Rear Tire Size P235/75R15
Rear Tire Size 31x10.5R15
Rear Tire Size P235/70R15
Spare Tire Size P235/70R15
Spare Tire Size 31x10.5R15
Spare Tire Size - TBD -
Front Tire Capacity (lbs) 1763
Front Tire Capacity (lbs) 1595
Front Tire Capacity (lbs) 1643
Rear Tire Capacity (lbs) 1763
Rear Tire Capacity (lbs) 1595
Rear Tire Capacity (lbs) 1643
Spare Tire Capacity (lbs) 1763
Spare Tire Capacity (lbs) 1595
Spare Tire Capacity (lbs) 1643
Revolutions/Mile @ 45 mph - Front 719
Revolutions/Mile @ 45 mph - Front 686
Revolutions/Mile @ 45 mph - Front 743
Revolutions/Mile @ 45 mph - Rear 686
Revolutions/Mile @ 45 mph - Rear 743
Revolutions/Mile @ 45 mph - Spare 719
Revolutions/Mile @ 45 mph - Spare 686
Revolutions/Mile @ 45 mph - Spare 743

Trailering

Dead Weight Hitch - Max Trailer Wt. (lbs) 4200
Dead Weight Hitch - Max Tongue Wt. (lbs) 500
Dead Weight Hitch - Max Tongue Wt. (lbs) 420
Wt Distributing Hitch - Max Trailer Wt. (lbs) 5000
Wt Distributing Hitch - Max Trailer Wt. (lbs) 4200
Wt Distributing Hitch - Max Tongue Wt. (lbs) 500
Wt Distributing Hitch - Max Tongue Wt. (lbs) 420
Fifth Wheel Hitch - Max Trailer Wt. (lbs) N/A
Dead Weight Hitch - Max Trailer Wt. (lbs) 5000
Fifth Wheel Hitch - Max Tongue Wt. (lbs) N/A

Transmission

Reverse Ratio (:1) 2.29
Sixth Gear Ratio (:1)
Fifth Gear Ratio (:1) 0.73
Fifth Gear Ratio (:1)
Fourth Gear Ratio (:1) 1.00
Fourth Gear Ratio (:1) 0.70
Third Gear Ratio (:1) 1.40
Third Gear Ratio (:1) 1.00
Second Gear Ratio (:1) 2.16
Second Gear Ratio (:1) 1.63
First Gear Ratio (:1) 3.49
First Gear Ratio (:1) 3.06
Trans Description Cont. Again
Trans Description Cont. Manual w/OD
Trans Description Cont. Automatic w/OD
Trans Type 5
Trans Type 4
Trans Order Code M50
Trans Order Code M30
Seventh Gear Ratio (:1)
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) 11.0
Clutch Size (in)
Reverse Ratio (:1) 3.55
Drivetrain Rear Wheel Drive

Vehicle

Rear Door Type Tailgate

Weight Information

Gross Combined Wt Rating (lbs) 9500
Gross Combined Wt Rating (lbs) 8000
Gross Combined Wt Rating (lbs) 8500
Gross Vehicle Weight Rating Cap (lbs) 4450
Gross Vehicle Weight Rating Cap (lbs) 5000
Curb Weight - Rear (lbs) 1490
Curb Weight - Front (lbs) 2003
Gross Axle Wt Rating - Rear (lbs) 2600
Gross Axle Wt Rating - Front (lbs) 2200

Wheels

Front Wheel Size (in) 15 x 7
Rear Wheel Size (in) 15 x 7
Spare Wheel Size (in) 15 x 7
Spare Wheel Size (in) - TBD -
Front Wheel Material Steel
Front Wheel Material Aluminum
Rear Wheel Material Steel
Spare Wheel Material Steel
Spare Wheel Material Aluminum
Rear Wheel Material Aluminum