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Tractor · 1977Unverified

Allis Chalmers 5020

Allis Chalmers 5020 — Compact Utility tractor · 22 hp. Reference specifications; pending source verification.

The Allis Chalmers 5020 is a tractor with a rating of approximately 22 hp, positioning it at the lighter end of its class. It was manufactured from 1977 to 1985 and features a 2-cylinder diesel liquid-cooled engine, coupled with four-wheel drive and an 8-speed gearbox. The tractor's operating weight is listed as between 1900 and 2150 pounds. It is suitable for operations involving up to 200 acres.

Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.

Rated power
22 hp
Max power
13.0 kW
Weight
1900 to 2150 pounds

Catalogue coverage

Variants represented
2
Richest spec table
121 rows
Recorded power
22 hp
Transmissions
8-speed unsynchronized gear
Production years
1977-1985
Verified variants
0

No linked source document is currently displayed; verify critical figures with the manufacturer or dealer.

Hover a source tag to verify

Overview

DistributorAllis ChalmersReference
ManufacturerHinomotoReference
Compact Utility tractorReference
Built in Osaka, JapanReference
Total built8,500Reference
Original price was $8,280 in 1985Reference
Two- or four-wheel driveReference
Manual steeringReference
Differential mechanical drum and shoe brakesReference
Two-post ROPS, optional ROPS canopyReference

Variants

9523similar Simplicity modelReference
E230similar Hinomoto modelReference

Engine

Toyosha 1.3L 2-cyl dieselReference
Engine18.6 kWReference
Drawbar (claimed)12.7 kWReference
Plows1 (14-inch)Reference
Drawbar (tested)13.0 kWReference
Toyosha S126Reference
dieselReference
2-cylinderReference
liquid-cooledReference
Displacement1.3 LReference
Bore/Stroke92 x 95 mmReference
Power18.6 kWReference
Air cleanersingle paper elementReference
Compression23.0:1Reference
Rated RPM2500Reference
Idle RPM750-2750Reference
Firing order1-2Reference
StarterelectricReference
Starter volts12Reference
Coolant capacity5.0 LReference
Oil capacity4.7 LReference
Oil change100 hReference
Power at rated engine speed16.2 kWReference
Max power13.0 kWReference

Transmission

8-speed unsynchronized gearReference
12-speed unsynchronized gearReference
Typeunsynchronized gearReference
Gears8 forward and 2 reverseReference
Clutch215mm dry discReference
Oil capacity20.8 LReference
Oil typePower Fluid 821Reference
Four gears, plus reverse, with high and low ranges. The eight-speed appears to only have been available during early production.Reference
Gears12 forward and 3 reverseReference
Four gears, plus reverse, with high, low, and creeper ranges. The 12-speed is commonly listed as the standard transmission.Reference

PTO & Hydraulics

PTO (claimed)15.7 kWReference
PTO (tested)16.2 kWReference
Hydraulic system20.8 LReference
Typeopen centerReference
Capacity20.8 LReference
Valves0 or 1Reference
Pump flow20.6 lpmReference
Rear TypeIReference
Rear PTOtransmissionReference
Rear PTOliveReference
Rear PTO Type540Reference
Engine RPM540@2320Reference
Power at rated PTO speed15.5 kWReference

Capacities

Fuel26.5 LReference

Dimensions

Wheelbase151 cmReference
Weight1900 to 2150 poundsReference
Front tire5.00-15Reference
Rear tire9.5-24Reference
Weight139 kgReference
Ag front5.00-15 (2WD)Reference
Ag front6.00x14 (4WD)Reference
Ag rear9.5-24Reference
Ag rear11.2x24Reference
Lawn/turf front20x8.00-10Reference
Lawn/turf rear13.6-16Reference
Length251 cmReference
Width121 cmReference
Clearance (front axle)32 cmReference
Clearance (rear axle)35 cmReference
Front tread98 cmReference
Rear tread99/129 cmReference
2WD Shipping861 kgReference
4WD Shipping975 kgReference
Operating934 kgReference
Ballasted1523 kgReference
Steering wheel151 cmReference

Allis Chalmers 5020 attachments

60" mid-mount mower deckReference
front-end loaderReference

5020 Serial Number Location

Serial number plate under steering wheel, ahead of the gear shift lever.Reference

5020 Serial Numbers

19771001Reference
19782220Reference
19793091Reference
19804115Reference
19815790Reference
19827034Reference
19838388Reference
19848734Reference
19859217Reference
FAQ: How to read a serial number table.Reference

Electrical

GroundnegativeReference
Charging systemalternatorReference
Charging amps15Reference
Battery volts12Reference
Battery AH70Reference

Attachment overview

60" mid-mount mower deckReference
Front-end loaderReference
The Allis-Chalmers was advertised as available with a 72-inch rear blade, 1-bottom (14-inch) plow, 60-inch rear mower, 50-inch tiller, and 60-inch snow thrower.Reference

60" Mower deck

Typemid-mount Allis Chalmers 1690373Reference
Type3-bladeReference
Cutting width152 cmReference
Overall width180 cmReference
Cut height4 to 7 cmReference

Allis Chalmers 5020 Height

Hood113 cmReference
ROPS215 cmReference
Exhaust196 cmReference

Test results

Diesel 8-speed 2WDApril 6 - 15, 1978Link: Nebraska Tractor Test 1270 fileReference
PTO performanceReference
Fuel use6.1 l/hourReference
Fuel use5.7 l/hourReference
Drawbar performanceReference
Gear 3H used for power test.Reference
Max pull1064 kgReference
Gear 4L used for pull test.Reference

Speeds

With 9.5-24 rear tires.Reference
With 11.2x24 rear tires.Reference

Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.

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