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Tractor · 1937Unverified

Oliver 99

Name: Oliver 99
Brand: Oliver

Oliver 99 — Standard-tread tractor · 52 hp. Reference specifications; pending source verification.

The Oliver 99 is a tractor rated at 52 hp — making it one of the more compact options in its class. This model was manufactured from 1937 to 1953. It is powered by a 4-cylinder diesel liquid-cooled engine, driving through two-wheel drive with a 4-speed gearbox. Listed weight is 3208 kg, and it is aimed at jobs of around up to 200 ac. The available specification table below shows both UK and US units.

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

Rated power

52 hp

Max power

38.8 kW

Weight

3208 kg

Catalogue coverage

Variants represented

Richest spec table

89 rows

Recorded power

52 hp

Recorded weight

3208 kg

Transmissions

4-speed gear

Production years

1937-1953

Verified variants

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

Hover a source tag to verify

Overview

ManufacturerOliverReference

Standard-tread tractorReference

FactoriesCharles City, Iowa, USAReference

FactoriesSouth Bend, Indiana, USAReference

Original price was $3,500 in 1956Reference

The Oliver 99 replaced the High-Compression Special 28-44. The low-compression version was the 90.Reference

Two-wheel driveReference

Manual steeringReference

Contracting band brakesReference

Open operator station.Reference

Variants

90all-fuel engineReference

99gasoline engineReference

Engine

Oliver 7.3L 4-cyl gasolineReference

Waukesha-Oliver 4.9L 6-cyl dieselReference

Waukesha-Oliver 4.9L 6-cyl gasolineReference

Fuel tank128.7 LReference

Plows5Reference

Drawbar (tested)38.8 kWReference

Belt (tested)46.4 kWReference

OliverReference

gasolineReference

4-cylinderReference

liquid-cooledReference

Displacement7.3 LReference

Bore/Stroke121 x 159 mmReference

Air cleaneroil bathReference

Compression5.5:1Reference

Rated RPM1125Reference

Starter typehand-crankReference

Starter typeelectricReference

Waukesha-OliverReference

dieselReference

6-cylinderReference

Available in styled 99, after 1952Reference

Displacement4.9 LReference

Bore/Stroke102 x 102 mmReference

Rated RPM1675Reference

Belt power (max)46.4 kWReference

Max power38.8 kWReference

Transmission

4-speed gearReference

TypegearReference

Gears4 forward and 1 reverseReference

Clutchdry discReference

PTO & Hydraulics

Rear PTOindependentReference

Rear PTO Type540 (1.375)Reference

Dimensions

Wheelbase203 cmReference

Weight3208 kgReference

Front tire7.50-18Reference

Rear tire46x12Reference

Ag front7.50-18Reference

Ag rear46x12 (steel)Reference

Ag rear12.75-28Reference

Ag rear13.25-28Reference

Ag rear13-30Reference

Ag rear14-30Reference

Ag rear15-30Reference

Length319 cmReference

Width165 cmReference

Height (hood)151 cmReference

Operating weight3208 kgReference

Ballasted weight5946 kgReference

Rear tread132 cmReference

99 Serial Numbers

1937508918Reference

1938508935Reference

1939509612Reference

1940510068Reference

1941510564Reference

1942510977Reference

1943511296Reference

1944511474Reference

1945512044Reference

1946512821Reference

1947513106Reference

1948513856Reference

1949514856Reference

1950516276Reference

1951516888Reference

1952517874Reference

FAQ: How to read a serial number table.Reference

Capacities

Diameter42 cmReference

Width20 cmReference

RPM596Reference

Speed792.48 meters/minReference

Test results

Gasoline 4-speed 2WDSeptember 29 - October 9, 1950Link: Nebraska Tractor Test 451 fileReference

Belt fuel use (max)23.8 l/hourReference

Drawbar performanceReference

Gear 2 used for power test.Reference

Max pull3444 kgReference

Gear 1 used for pull test.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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