Tractor · 1954Unverified
Oliver Super 55
Oliver Super 55 — Utility tractor · 33 hp. Reference specifications; pending source verification.
Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.
Rated power
33 hp
Max power
22.1 kW
Weight
1542 kg
Hover a source tag to verify
Overview
ManufacturerOliverReference
Utility tractorReference
Original price was $2,750 in 1958Reference
Two-wheel driveReference
Mechanical disc brakesReference
Open operator station.Reference
Engine
Waukesha-Oliver 2.4L 4-cyl gasolineReference
Oliver 2.4L 4-cyl Waukesha-OliverReference
Fuel tank49.2 LReference
Drawbar (claimed)17.4 kWReference
Drawbar (tested)22.1 kWReference
Belt (tested)25.6 kWReference
Waukesha-OliverReference
gasolineReference
4-cylinderReference
liquid-cooled inlineReference
Displacement2.4 LReference
Bore/Stroke89 x 95 mmReference
Air cleaneroil bathReference
Compression7:1Reference
Rated RPM2000Reference
Starter volts6Reference
Coolant capacity13.2 LReference
OliverReference
Compression15.75:1Reference
Starter volts12Reference
Belt power (max)25.6 kWReference
Max power22.1 kWReference
Belt power (max)25.1 kWReference
Max power20.5 kWReference
Transmission
6-speed unsynchronized gearReference
Typeunsynchronized gearReference
Gears6 forward and 2 reverseReference
Clutchdry plateReference
PTO & Hydraulics
PTO (claimed)24.3 kWReference
Rear PTOliveReference
Rear PTO Type540 (1.375)Reference
Dimensions
Wheelbase185 cmReference
Weight1542 kgReference
Front tire6.00-16Reference
Rear tire11-28Reference
Ag front6.00-16Reference
Ag rear11-28Reference
Length304 cmReference
Height180 cmReference
Operating weight1542 kgReference
Ballasted weight2494 kgReference
Front tread121 to 193 cmReference
Rear tread121 to 193 cmReference
Super 55 Serial Number Location
Serial number plate on the left side of the transmission housing, behind the starter.Reference
Super 55 Serial Numbers
19546 001Reference
195511 887Reference
195635 001Reference
195743 916Reference
195856 501Reference
Final59 033Reference
FAQ: How to read a serial number table.Reference
Test results
NTTL 524: gasoline 6-speed 2WDReference
NTTL 526: diesel 6-speed 2WDReference
Gasoline 6-speed 2WDSeptember 27, 1952 - October 12, 1954Link: Nebraska Tractor Test 524 fileReference
Belt fuel use (max)11.7 l/hourReference
Drawbar performanceReference
Gear 4 used for power test.Reference
Max pull1605 kgReference
Gear 1 used for pull test.Reference
Diesel 6-speed 2WDSeptember 27 - October 14, 1954Link: Nebraska Tractor Test 526 fileReference
Belt fuel use (max)9.1 l/hourReference
Max pull1651 kgReference
Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.