Specs

Research 1998 GMC Savana specs for the trims available. Choose the desired trim / style from the dropdown list to see the corresponding specs.

139" WB E23

Brakes

Rear Drum Diam x Width (in) 13.0 x 3.5
Brake Type Power
Brake ABS System 4-wheel
Brake ABS System (Second Line)
Disc - Front (Yes or ) Yes
Disc - Rear (Yes or )
Front Brake Rotor Diam x Thickness (in) 12.5 x 1.26
Rear Brake Rotor Diam x Thickness (in)
Drum - Rear (Yes or ) Yes

Cooling System

Total Cooling System Capacity (qts) - TBD -
Total Cooling System Capacity (qts) - TBD -
Total Cooling System Capacity (qts) - TBD -

Electrical

Maximum Alternator Watts
Maximum Alternator Capacity (amps) 124
Cold Cranking Amps @ 0° F (2nd)
Cold Cranking Amps @ 0° F (2nd) 600
Cold Cranking Amps @ 0° F (Primary) 600

Engine

SAE Net Torque @ RPM 330 @ 2800
Engine Oil Cooler Yes
Engine Order Code L29
Engine Order Code L65
Engine Order Code L31
Engine Type Turbo Diesel V8
Engine Type Gas V8
Displacement 7.4L/454
Displacement 6.5L/395
Displacement 5.7L/350
Fuel System EFI
Fuel System SFI
SAE Net Horsepower @ RPM 290 @ 4000
SAE Net Horsepower @ RPM 190 @ 3400
SAE Net Horsepower @ RPM 250 @ 4600
SAE Net Torque @ RPM 410 @ 3200
SAE Net Torque @ RPM 385 @ 1800

Exterior Dimensions

Cab to End of Frame (in) 148.5
Ground to Top of Frame (in) - TBD -
Frame Width, Rear (in) 42.0
Ground Clearance, Front (in) 8.2
Ground Clearance, Rear (in) 6.8
Width, Max w/o mirrors (in) 76.8
Height, Overall (in) 82.9
Overhang, Front (in) 33.9
Overhang, Rear w/o bumper (in) 68.5
Front Bumper to Back of Cab (in) 92.8
Cab to Axle (in) 80.0
Length, Overall w/o rear bumper (in) 241.3
Wheelbase (in) 139.0
Ground to Top of Load Floor (in)

Frame

Frame Type Ladder-type

Fuel Tank

Fuel Tank Capacity, Approx (gal) 35
Fuel Tank Location Inboard Midship
Aux Fuel Tank Capacity, Approx (gal)
Aux Fuel Tank Location
Fuel Tank Capacity, Approx (gal) 55
Fuel Tank Location Behind Rear Axle

Interior Dimensions

Front Hip Room (in) 63.9
Front Leg Room (in) 41.2
Front Head Room (in) 40.6
Passenger Capacity 2
Passenger Capacity 1
Front Shoulder Room (in) 68.8

Mileage

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

Steering

Steering Ratio (:1), On Center - TBD -
Turning Diameter - Wall to Wall (ft) - TBD -
Turning Diameter - Curb to Curb (ft) 50.2
Steering Ratio (:1), At Lock - TBD -
Steering Type Power

Summary

Vehicle Name GMC G Savana Special
Body Style 139.0" WB
Body Code ZW9

Suspension

Axle Type - Rear Full-Floating
Axle Capacity - Front (lbs) 4300
Axle Capacity - Rear (lbs) 6084
Axle Ratio (:1) - Front
Axle Ratio (:1) - Rear 4.56
Axle Ratio (:1) - Rear 4.10
Axle Ratio (:1) - Rear 3.73
Shock Absorber Diameter - Front (mm) 32
Shock Absorber Diameter - Rear (mm) 32
Stabilizer Bar Diameter - Front (in) 1.18
Stabilizer Bar Diameter - Rear (in)
Suspension Type - Front Indep Coil Spring
Suspension Type - Rear Leaf Spring
Spring Capacity - Front (lbs) 3800
Spring Capacity - Rear (lbs) 6084
Axle Type - Front Independent

Tires

Revolutions/Mile @ 45 mph - Rear 678
Revolutions/Mile @ 45 mph - Spare 678
Revolutions/Mile @ 45 mph - Spare 704
Revolutions/Mile @ 45 mph - Spare
Revolutions/Mile @ 45 mph - Front 678
Front Tire Order Code XHH
Rear Tire Order Code YHH
Spare Tire Order Code ZHH
Spare Tire Order Code ZHP
Spare Tire Order Code
Front Tire Size LT245/75R16E
Rear Tire Size LT245/75R16E
Spare Tire Size LT245/75R16E
Spare Tire Size LT225/75R16D
Spare Tire Size
Front Tire Capacity (lbs) 2205
Rear Tire Capacity (lbs) 3042
Spare Tire Capacity (lbs) 3042
Spare Tire Capacity (lbs) 2150
Spare Tire Capacity (lbs)

Trailering

Fifth Wheel Hitch - Max Tongue Wt. (lbs) N/A
Dead Weight Hitch - Max Trailer Wt. (lbs) 4000
Dead Weight Hitch - Max Tongue Wt. (lbs) 400
Wt Distributing Hitch - Max Trailer Wt. (lbs) N/A
Wt Distributing Hitch - Max Tongue Wt. (lbs) N/A
Fifth Wheel Hitch - Max Trailer Wt. (lbs) N/A

Transmission

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)
Reverse Ratio (:1) 2.08
Sixth Gear Ratio (:1)
Fifth Gear Ratio (:1)
Fourth Gear Ratio (:1) 0.75
Third Gear Ratio (:1) 1.00
Second Gear Ratio (:1) 1.48
First Gear Ratio (:1) 2.48
Trans Description Cont. Again Electronic
Trans Description Cont. HD Automatic w/OD,
Trans Type 4
Trans Order Code MT1
Drivetrain Rear Wheel Drive

Weight Information

Gross Axle Wt Rating - Front (lbs) 3800
Gross Combined Wt Rating (lbs) 16,000
Gross Combined Wt Rating (lbs) 13,000
Gross Combined Wt Rating (lbs) 14,500
Gross Combined Wt Rating (lbs) 15,000
Gross Combined Wt Rating (lbs) 13,500
Gross Vehicle Weight Rating Cap (lbs) 9500
Curb Weight - Rear (lbs) 1725
Curb Weight - Front (lbs) 2750
Gross Axle Wt Rating - Rear (lbs) 6084
Gross Combined Wt Rating (lbs) 12,000
Gross Combined Wt Rating (lbs) 19,000
Gross Combined Wt Rating (lbs) 17,000

Wheels

Rear Wheel Material Steel
Front Wheel Material Steel
Spare Wheel Material Steel
Spare Wheel Material
Spare Wheel Size (in)
Spare Wheel Size (in) 16.0 x 6.5
Spare Wheel Size (in) 16.0 x 6.5
Rear Wheel Size (in) 16.0 x 6.5
Front Wheel Size (in) 16.0 x 6.5

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