Challenger MT285: all source data
All 75 values recorded for this model, as the source lists them and in its units. The spec sheet shows the same data checked, typed and converted.
Overview
Production| Distributor | Challenger (a part of AGCO) |
|---|
| Manufacturer | Iseki |
|---|
| (no label) | Compact Utility tractor |
|---|
| (no label) | Built in Matsuyama, Japan |
|---|
Engine| (no label) | Iseki 1.5L 3-cyl diesel |
|---|
| Fuel tank | 7.9 gal | 29.9 L |
|---|
Transmission| (no label) | 16-speed power shuttle |
|---|
| (no label) | hydrostatic |
|---|
Power| Engine (gross) | 40.1 hp | 29.9 kW |
|---|
| Gear PTO (claimed) | 32.4 hp | 24.2 kW |
|---|
| Hydro PTO (claimed) | 31.7 hp | 23.6 kW |
|---|
Mechanical| (no label) | Four-wheel drive |
|---|
| Differential lock | mechanical rear |
|---|
| (no label) | Power steering |
|---|
| (no label) | Wet disc brakes |
|---|
| (no label) | Two-post folding ROPS. |
|---|
Hydraulics| Type | open center |
|---|
| Pressure | 2130 psi | 146.9 bar |
|---|
| Pump flow | 7.7 gpm | 29.1 lpm |
|---|
| Total flow | 12.2 gpm (gear) | 46.2 lpm |
|---|
| Total flow | 9.6 gpm (hydro) | 36.3 lpm |
|---|
| Steering flow | 4.5 gpm | 17.0 lpm |
|---|
Hitch| Rear Type | I |
|---|
| Control | position control |
|---|
| Control | draft control |
|---|
| Rear lift (at ends) | 2,755 lbs (gear) | 1249 kg |
|---|
| Rear lift (at ends) | 2,866 lbs (hydro) | 1300 kg |
|---|
| Rear lift (at 24"/610mm) | 2,100 lbs (gear) | 952 kg |
|---|
| Rear lift (at 24"/610mm) | 1,940 lbs (hydro) | 879 kg |
|---|
Pto| Rear PTO | independent |
|---|
| Clutch | wet disc |
|---|
| Rear PTO Type | 540 (1.375) |
|---|
| Mid PTO | independent |
|---|
| Mid PTO Type | 2000 |
|---|
Dimensions| Wheelbase | 68.5 inches | 173 cm |
|---|
| Weight | 3,174 lbs | 1439 kg |
|---|
| Front tire | 8-16 |
|---|
| Rear tire | 13.6-24 |
|---|
Electrical| Ground | negative |
|---|
| Charging system | alternator |
|---|
| Battery volts | 12 |
|---|
Engine
Engine detail| (no label) | Iseki |
|---|
| (no label) | turbocharged diesel |
|---|
| (no label) | 3-cylinder |
|---|
| (no label) | liquid-cooled |
|---|
| Displacement | 91.4 ci | 1.5 L |
|---|
| Bore/Stroke | 3.43x3.30 inches | 87 x 84 mm |
|---|
| Power (gross) | 40.1 hp | 29.9 kW |
|---|
| Rated RPM | 2600 |
|---|
| Starter | electric |
|---|
| Starter volts | 12 |
|---|
Transmission
Transmission options| (no label) | 16-speed power shuttle |
|---|
| (no label) | hydrostatic |
|---|
Transmission| Type | power shuttle |
|---|
| Gears | 16 forward and reverse |
|---|
| (no label) | Four synchronized gears (1-4) in four ranges with power shuttle. |
|---|
| Type | hydrostatic |
|---|
| Gears | infinite forward and reverse (3-range) |
|---|
Dimensions
Tires| Standard tires (ag) | Front: 8-16. Rear: 13.6-24 |
|---|
| Lawn/turf front | 212/80D-15 |
|---|
| Lawn/turf rear | 355/80D-20 |
|---|
| Lawn/turf front | 305R343 |
|---|
| Lawn/turf rear | 610R470 |
|---|
| Industrial front | 25x8.50-14 |
|---|
| Industrial rear | 15-19.5 |
|---|
| Industrial front | 10-16.5 |
|---|
| Industrial rear | 14.9-24 |
|---|
Dimensions| Wheelbase | 68.5 inches | 173 cm |
|---|
| Length | 121.5 inches | 308 cm |
|---|
| Width | 60.6 inches | 153 cm |
|---|
| Height (ROPS) | 93.2 inches | 236 cm |
|---|
| Height (Folded ROPS) | 70.8 inches | 179 cm |
|---|
| Weight | 3,174 lbs | 1439 kg |
|---|
| Front tread | 44 inches | 111 cm |
|---|
| Rear tread | 45 to 56.8 inches | 114 to 144 cm |
|---|