The Nuffield 4/25 is a compact tractor with a rated engine power of 25 horsepower, making it suitable for smaller-scale agricultural operations. It was produced between 1967 and 1969. The tractor is equipped with a 4-cylinder diesel liquid-cooled engine, coupled with a 9-speed gearbox and two-wheel drive system. It is designed for use on plots of approximately up to 200 acres.
Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.
Rated power
25 hp
Catalogue coverage
Variants represented
2
Richest spec table
30 rows
Recorded power
25 hp
Transmissions
9-speed gear
Production years
1967-1969
Verified variants
0
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Overview
ManufacturerNuffieldReference
Two-wheel driveReference
Final drivesspur gearReference
Differential lockmechanical rearReference
Manual steeringReference
Dry disc brakesReference
Open operator station.Reference
Engine
BMC 1.5L 4-cyl dieselReference
Engine18.6 kWReference
BMCReference
dieselReference
4-cylinderReference
liquid-cooledReference
Displacement1.5 LReference
Bore/Stroke73 x 89 mmReference
Power18.6 kWReference
Air cleaneroil bathReference
Rated RPM2500Reference
Transmission
9-speed gearReference
TypegearReference
Gears9 forward and 3 reverseReference
Clutch228.6mm dry discReference
PTO & Hydraulics
Rear TypeIReference
Rear lift453 kgReference
Rear PTOindependentReference
Rear PTO Type540/1000Reference
Dimensions
Front tire5.50-16Reference
Rear tire11.00-24Reference
Ag front5.50-16Reference
Ag rear11.00-24Reference
Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.
