Specs

Research 1997 GMC Suburban specs for the trims available. Choose the desired trim / style from the dropdown list to see the corresponding specs.

1500

Brakes

Rear Brake Rotor Diam x Thickness (in)
Front Brake Rotor Diam x Thickness (in) 11.57 x 1.25
Disc - Rear (Yes or )
Disc - Front (Yes or ) Yes
Brake ABS System (Second Line)
Rear Drum Diam x Width (in) 11.15 x 2.75
Brake Type Power
Drum - Rear (Yes or ) Yes
Brake ABS System Four Wheel

Cargo Area Dimensions

Cargo Area Length @ Floor to Console (in)
Cargo Volume to Seat 2 (ft³) 96.6
Cargo Volume to Seat 3 (ft³) 47.5
Cargo Volume to Seat 4 (ft³)
Cargo Area Width @ Beltline (in) 77.0
Cargo Box Width @ Wheelhousings (in) 49.7
Cargo Box (Area) Height (in) 40.8
Cargo Volume to Seat 1 (ft³) 149.5
Cargo Area Length @ Floor to Seat 3 (in) 36.0
Cargo Area Length @ Floor to Seat 4 (in)
Cargo Area Length @ Floor to Seat 2 (in) 70.9
Cargo Area Length @ Floor to Seat 1 (in) 97.7

Cooling System

Total Cooling System Capacity (qts) 17.4
Total Cooling System Capacity (qts) 23.2

Doors

Side Door Type

Electrical

Maximum Alternator Watts 1260
Maximum Alternator Watts 1680
Cold Cranking Amps @ 0° F (Primary) 600
Cold Cranking Amps @ 0° F (2nd) 600
Cold Cranking Amps @ 0° F (2nd)
Maximum Alternator Capacity (amps) 105
Maximum Alternator Capacity (amps) 140
Maximum Alternator Capacity (amps) 100
Maximum Alternator Watts 1200

Engine

Fuel System EFI
Fuel System SFI
SAE Net Horsepower @ RPM 195 @ 3400
SAE Net Horsepower @ RPM 255 @ 4600
SAE Net Torque @ RPM 430 @ 1800
SAE Net Torque @ RPM 330 @ 2800
Engine Order Code L31
Engine Oil Cooler
Engine Order Code L29
Engine Order Code L65
Engine Oil Cooler Yes
Engine Type Turbo Diesel V8
Engine Type Gas V8
Displacement 7.4L/454
Displacement 6.5L/395
Displacement 5.7L/350

Exterior Dimensions

Ground Clearance, Rear (in) 6.6
Step Up Height - Side (in)
Step Up Height - Front (in)
Side Door Opening Width (in)
Side Door Opening Height (in)
Rear Door Opening Width (in) 50.5
Rear Door Opening Width (in) 61.4
Rear Door Opening Height (in) 40.9
Rear Door Opening Height (in) 34.1
Ground Clearance, Front (in) 7.1
Ground to Top of Load Floor (in) 29.2
Overhang, Rear w/bumper (in) 52.6
Overhang, Front (in) 35.4
Height, Overall (in) 71.3
Width, Max w/o mirrors (in) 76.7
Length, Overall w/rear bumper (in) 220.0
Wheelbase (in) 131.5

Frame

Frame Type Ladder

Fuel Tank

Aux Fuel Tank Location
Fuel Tank Location Behind Rear Axle
Aux Fuel Tank Capacity, Approx (gal)
Fuel Tank Capacity, Approx (gal) 42

Interior Dimensions

Front Hip Room (in) 60.5
Second Shoulder Room (in)
Second Hip Room (in) 60.3
Second Hip Room (in)
Third Head Room (in) 37.9
Third Head Room (in)
Third Leg Room (in) 37.2
Third Leg Room (in)
Third Shoulder Room (in) 64.3
Second Shoulder Room (in) 65.0
Third Hip Room (in) 48.5
Third Hip Room (in)
Third Shoulder Room (in)
Second Leg Room (in)
Second Leg Room (in) 36.2
Second Head Room (in)
Second Head Room (in) 38.9
Passenger Capacity 8
Passenger Capacity 5
Passenger Capacity 9
Passenger Capacity 6
Passenger Capacity 3
Front Head Room (in) 39.9
Front Leg Room (in) 41.3
Front Shoulder Room (in) 65.0

Mileage

EPA Fuel Economy Est - City (MPG) 13
EPA Fuel Economy Est - Hwy (MPG) 18

Steering

Steering Ratio (:1), On Center 16.5
Steering Ratio (:1), At Lock 15.6
Turning Diameter - Curb to Curb (ft) 43.7
Turning Diameter - Wall to Wall (ft) 48.1
Steering Type Speed-sensitive power

Summary

Body Code ZW9
Body Code E55
Body Style 1500
Vehicle Name GMC Suburban

Suspension

Stabilizer Bar Diameter - Rear (in) 0.87
Suspension Type - Rear 2-Stage Multi-Leaf
Suspension Type - Front Indep Coil Spring
Spring Capacity - Front (lbs) 3200
Spring Capacity - Front (lbs) 3600
Spring Capacity - Front (lbs) 3800
Spring Capacity - Front (lbs) 2950
Spring Capacity - Rear (lbs) 6084
Spring Capacity - Rear (lbs) 4000
Axle Type - Front Independent
Axle Type - Rear Semi-floating
Axle Type - Rear Full-floating
Axle Capacity - Front (lbs) 3800
Axle Capacity - Front (lbs) 3400
Axle Capacity - Rear (lbs) 6084
Axle Capacity - Rear (lbs) 4000
Axle Ratio (:1) - Front
Axle Ratio (:1) - Rear 3.73
Axle Ratio (:1) - Rear 3.42
Shock Absorber Diameter - Front (mm) 32
Shock Absorber Diameter - Rear (mm) 32
Stabilizer Bar Diameter - Front (in) 1.25

Tires

Revolutions/Mile @ 45 mph - Rear 721
Front Tire Order Code QHM
Front Tire Order Code QIZ
Front Tire Order Code QHA
Rear Tire Order Code QHM
Rear Tire Order Code QIZ
Rear Tire Order Code QHA
Spare Tire Order Code QHM
Spare Tire Order Code QIZ
Spare Tire Order Code QHA
Front Tire Size P235/75R16
Front Tire Size LT245/75R16E
Front Tire Size P235/75R15XL
Rear Tire Size P235/75R16
Rear Tire Size LT245/75R16E
Rear Tire Size P235/75R15XL
Spare Tire Size P235/75R16
Spare Tire Size LT245/75R16E
Spare Tire Size P235/75R15XL
Front Tire Capacity (lbs) 2030
Front Tire Capacity (lbs) 1763
Rear Tire Capacity (lbs) 1843
Rear Tire Capacity (lbs) 3042
Rear Tire Capacity (lbs) 1984
Spare Tire Capacity (lbs) 2030
Spare Tire Capacity (lbs) 1763
Revolutions/Mile @ 45 mph - Front 678
Revolutions/Mile @ 45 mph - Front 721
Revolutions/Mile @ 45 mph - Rear 678
Revolutions/Mile @ 45 mph - Spare 678
Revolutions/Mile @ 45 mph - Spare 721

Trailering

Wt Distributing Hitch - Max Trailer Wt. (lbs) 2000
Dead Weight Hitch - Max Trailer Wt. (lbs) 5000
Dead Weight Hitch - Max Trailer Wt. (lbs) 2000
Dead Weight Hitch - Max Tongue Wt. (lbs) 500
Dead Weight Hitch - Max Tongue Wt. (lbs) 200
Wt Distributing Hitch - Max Trailer Wt. (lbs) 10,000
Fifth Wheel Hitch - Max Tongue Wt. (lbs) N/A
Fifth Wheel Hitch - Max Trailer Wt. (lbs) N/A
Wt Distributing Hitch - Max Tongue Wt. (lbs) 1000

Transmission

Transfer Case Power Take Off
Transfer Case Gear Ratio (:1), High
Transfer Case Model
Trans PTO Access
Trans Power Take Off
Clutch Size (in)
Reverse Ratio (:1) 2.29
Reverse Ratio (:1) 2.08
Sixth Gear Ratio (:1)
Fifth Gear Ratio (:1)
Fourth Gear Ratio (:1) 0.70
Fourth Gear Ratio (:1) 0.75
Third Gear Ratio (:1) 1.00
Second Gear Ratio (:1) 1.63
Second Gear Ratio (:1) 1.48
First Gear Ratio (:1) 3.06
First Gear Ratio (:1) 2.48
Trans Description Cont. Again Electronic
Trans Description Cont. Automatic w/OD,
Trans Description Cont. HD Automatic w/OD,
Seventh Gear Ratio (:1)
Drivetrain Rear Wheel Drive
Trans Type 4
Trans Order Code M30
Trans Order Code MT1
Transfer Case Gear Ratio (:1), Low

Vehicle

Rear Door Type Panel Doors
Rear Door Type Tailgate

Weight Information

Curb Weight - Front (lbs) 2384.1
Gross Vehicle Weight Rating Cap (lbs) 6800
Gross Vehicle Weight Rating Cap (lbs) 7700
Curb Weight - Rear (lbs) 2441.4
Gross Axle Wt Rating - Rear (lbs) 3968
Gross Axle Wt Rating - Rear (lbs) 6084
Gross Axle Wt Rating - Front (lbs) 2950
Gross Axle Wt Rating - Front (lbs) 3600
Gross Axle Wt Rating - Front (lbs) 3200
Gross Combined Wt Rating (lbs) 11,000
Gross Combined Wt Rating (lbs) 12,000
Gross Combined Wt Rating (lbs) 13,000
Gross Combined Wt Rating (lbs) 12,000

Wheels

Front Wheel Size (in) 15 x 7.0
Rear Wheel Size (in) 15 x 7.0
Spare Wheel Size (in) 15 x 7.0
Front Wheel Material Aluminum
Front Wheel Material Steel
Rear Wheel Material Aluminum
Spare Wheel Material Steel
Rear Wheel Material Steel

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