Tractor · 1989Unverified
Iseki TU257
Iseki TU257 — TU 7 Series · 25 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
25 hp
Weight
1973 to 2161 pounds
Hover a source tag to verify
Overview
ManufacturerIsekiReference
Compact Utility tractorReference
Two- or four-wheel driveReference
Open operator stationReference
Variants
TU257F4WDReference
Engine
Isuzu 1.5L 3-cyl dieselReference
Fuel tank25.0 LReference
Engine18.4 kWReference
Isuzu E3AD1Reference
dieselReference
3-cylinderReference
liquid-cooledReference
Displacement1.5 LReference
Bore/Stroke86 x 86 mmReference
Power18.4 kWReference
Rated RPM2500Reference
StarterelectricReference
Starter volts12Reference
Oil capacity4.3 LReference
Coolant capacity7.0 LReference
Transmission
12-speedReference
Gears12 forward and 4 reverseReference
Oil capacity18.0 LReference
Three gears, plus reverse, in four ranges.Reference
PTO & Hydraulics
Rear TypeJIS0Reference
Rear PTO Type540 (1.375)Reference
Engine RPM526@2500Reference
Engine RPM805@2500Reference
Engine RPM1244@2500Reference
Dimensions
Wheelbase152 cmReference
Weight1973 to 2161 poundsReference
Front tire5.00-15Reference
2WD Rear tire11.2-24Reference
2WD Standard tires (ag)Front: 5.00-15. Rear: 11.2-24Reference
4WD Standard tires (ag)Front: 7-16. Rear: 11.2-24Reference
Length293 cmReference
Width129 cmReference
Height143 cmReference
2WD Weight894 kgReference
4WD Weight980 kgReference
2WD Ground clearance34 cmReference
4WD Ground clearance32 cmReference
2WD Front tread93/98 cmReference
4WD Front tread104 cmReference
Rear tread98 to 130 cmReference
Electrical
GroundnegativeReference
Battery volts12Reference
Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.