Jeepster Specifications

The Jeepster was at times a hodge-podge of parts. After the purchase of Kaiser by American Motors, it seems they were put together with spare parts. To help you determine what you have in your Jeepster, or what to look for, we have provided our best cut at the specs. on the different years Jeepsters were in production. You can also see the production numbers (rough) for each year.

 

hist1s

 

Specifications for Willys-Overland Jeepster

Base Engine:
Type:…………………… L-Head, 4cyl
Bore x stroke, in………… 3.125×4.375
Displacement, ci…………. 134
Compression Ratio………… 6.48:1
Horsepower………………. 63@4000
Torque………………….. 105@2000
Optional engines…………. 6-cyl L-Head (Lightning)
Chassis and Drivetrain:
Clutch………………….. Single dry-plate
Transmission…………….. 3-speed manual
Transfer case……………. none
Front suspension…………. Single transverse
Rear suspension………….. Leaf springs
Axle ratio………………. 5.38:1 (4-cyl)
……………………….. 4.88:1 (6-cyl)
Brakes………………….. drum/drum
General
Wheelbase……………….. 104
Height, in………………. 62.87
Width, in……………….. 72
Length, in………………. 177.5
Weight, lb………………. 2,568
Production Numbers:
1948 10,326
1949 2,961
1950 5,845
Total 19,132

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hist4s

Specifications for Kaiser Jeepster Commando

Base Engine:
Type:…………………… 4-cyl F-head, Hurricane
Bore x stroke, in………… 3.125×4.375
Displacement, ci…………. 134
Compression Ratio………… 6.7:1
Horsepower………………. 75@4000
Torque………………….. 114@2000
Optional engines…………. 225 V6 Dauntless
Bore x stroke, in………… 3.125×3.4
Displacement, ci…………. 225
Compression Ratio………… 9.0:1
Horsepower………………. 160@4200
Torque………………….. 235@2400
Carburetor………………. 2-Barrel Rochester, V6
……………………….. 1-Barrel, V4
Chassis and Drivetrain:
Clutch………………….. Single dry-plate
Transmission…………….. T86CC, 3-speed manual
……………………….. T14A, V6
….optional…………….. Turbo 400, V6 only
….Ratio……………….. 2.5:1, 1.5:1, 1.0:1, 2.1:1reverse
Transfer case……………. Model 20,2-speed
……………………….. 2.03:1 Low
……………………….. 1:1 High
Front suspension…………. Leaf springs
Rear suspension………….. Leaf springs
Axle ratio with Automatic…. 3.31:1 on V6
….optional…………….. 3.73:1 on V6
Axle ratio with 3-speed…… 3.73:1 on V6
……………………….. 4.27:1 on Hurricane
…optional……………… 4.88:1 on V6
…optional……………… 5.38:1 on Hurricane
Brakes………………….. 10″ drum / 10″ drum
General:
Wheelbase……………….. 101
Height, in………………. 62.4
Width, in……………….. 65.2
Length, in………………. 168.4
Weight, lb………………. 2,800
Fuel tank capacity……….. 15 gallons
…optional tank…………. 9.5 gallons
Production Numbers:
1966 2,345
1967 12,621
1968 13,924
1969 11,289
1970 9,268
1971 7,903
Total 57,350

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hist9s

Specifications for American Motors Commando

Base Engine:
Type:…………………… 6-cyl inline
Bore x stroke, in………… 3.75×3.50
Displacement, ci…………. 232
Compression Ratio………… 8.0:1
Horsepower………………. 100@3600
Torque………………….. 185@1800
Optional engines…………. 258 I-6, 304 V8
Chassis and Drivetrain:
Clutch………………….. Single dry-plate
Transmission…………….. 3-speed manual
….optional…………….. Turbo 400
….Ratio……………….. 2.5:1, 1.5:1, 1.0:1, 2.1:1reverse
Transfer case……………. Model 20, 2-speed
……………………….. 2.03:1 Low
……………………….. 1:1 High
Front suspension…………. Leaf springs
Rear suspension………….. Leaf springs
Axle ratio………………. 3.73:1
Brakes………………….. 11″ drum / 11″ drum
General:
Wheelbase……………….. 104
Height, in………………. 62.4
Width, in……………….. 65.2
Length, in………………. 168.4
Weight, lb………………. 2,800
Fuel tank capacity……….. 15 gallons
Production Numbers:
1972 10,685
1973 9,538
Total 20,223