Challenger MT285B

The Challenger MT285B is a tractor produced by Challenger. It is equipped with a 134.1 ci 2.2 L engine. The listed engine power is Diesel (net): 44.5 hp / 33.2 kW; Diesel (gross): 47.5 hp / 35.4 kW. Transmission: PowerShuttle. Operating weight: 3660 lbs 1660 kg.

Overview

	2005 - 2008 MT200B SeriesCompact Utility tractorIseki built MT200B Series Compact Utility tractor Iseki built

Production
Distributor	Challenger (a part of AGCO)
Manufacturer	Iseki
Compact Utility tractor
Built in Matsuyama, Japan

Variants
1547	similar Massey Ferguson model

Challenger MT285B Engine
Iseki 2.2L 4-cyl diesel
Engine details ...

Challenger MT285B Power
Engine (gross)	47.5 hp 35.4 kW
Engine (net)	44.5 hp 33.2 kW
Gear PTO (claimed)	38.0 hp 28.3 kW
Hydro PTO (claimed)	36.5 hp 27.2 kW

Mechanical
Four-wheel drive
Final drives	spur gear
Differential lock	mechanical rear
Power steering
Wet disc brakes
Two-post foldable ROPS. Cab optional with air-condtioning.

Capacity
Fuel	13.2 gal 50.0 L
Hydraulic system	10 gal 37.9 L

Hydraulics
Type	open center
Capacity	10 gal 37.9 L
Pressure	2276 psi 156.9 bar
Rear valves	2 OptOptional
Mid valves	2 OptOptional
Pump flow	10.5 gpm 39.7 lpm
Total flow	14.9 gpm (sync shuttle) 56.4 lpm
	15.9 gpm (power shuttle/hydro) 60.2 lpm
Steering flow	4.4 gpm (sync shuttle) 16.7 lpm
	5.4 gpm (power shuttle/hydro) 20.4 lpm
Steering press.	2276 psi 156.9 bar

Tractor hitch
Rear Type	I
Control	position and response control
	optional top-link draft control
Rear lift (at ends)	3483 lbs 1579 kg
Rear lift (at 24"/610mm)	3086 lbs 1399 kg
Rear Arms	telescopic link ends

Power Take-off (PTO)
Rear PTO	independent
Clutch	electro-hydraulic wet disc
Rear PTO Type	540 (1.375)
Mid PTO	independent OptOptional
Mid PTO Type	2000 (1.00)

Dimensions & Tires
Wheelbase	76 inches 193 cm
Weight	3660 lbs 1660 kg
Front tire	9.5-16
Rear tire	16.9-24
Full dimensions and tires ...

Electrical
Ground	negative
Charging system	alternator
Charging amps	40
Battery CCA	710
Battery volts	12

References
MT200B Series published in 2005, by AGCO

Engine

Engine Detail — 134.1 ci / 2.2 L Diesel

Manufacturer	Iseki E4CG
Fuel Type	Diesel
Configuration	4-cylinder, liquid-cooled
Displacement	134.1 ci 2.2 L
Bore/Stroke	3.43x3.64 inches 87 x 92 mm
Power (net)	44.5 hp 33.2 kW
Power (gross)	47.5 hp 35.4 kW
Fuel system	indirect injection
Air cleaner	dry
Pre-heating	glow plugs
Compression	21.8:1
Rated RPM	2600
Operating RPM	1010-2860
Starter volts	12
Oil capacity	8.5 qts 8.0 L
Coolant capacity	8 qts 7.6 L

Transmission

Transmission options
hydrostatic
8-speed
12-speed partially synchronized with power shuttle

Transmission — infinite forward and reverse (3-range) hydrostatic

Type	hydrostatic
Gears	infinite forward and reverse (3-range)
Oil capacity	40.2 qts 38.0 L
With 17.5L-24 R4 rear tires.

Transmission — SynchroShuttle

Transmission	SynchroShuttle
Gears	8 forward and reverse
Clutch	mechanical dry disc
Oil capacity	40.2 qts 38.0 L
Four non-synchronized gears in two non-synchronized ranges, with synchronized shuttle shift.
With 16.9x24 R1 rear tires.

Transmission — PowerShuttle

Transmission	PowerShuttle
Type	partially synchronized with power shuttle
Gears	12 forward and reverse
Clutch	dry main, wet shuttle
Oil capacity	40.2 qts 38.0 L
Three ranges with four gears each. Transmission can be shifted from forward to reverse on the go, without the clutch. In-range gear changes can be made on the go with the clutch.
With 16.9x24 R1 rear tires.

Dimensions

Challenger MT285B Tires
Ag front	9.5-16
Ag rear	16.9-24
Lawn/turf front	27x10.50-15
Lawn/turf rear	44x18.00-20
Industrial front	10-16.5
Industrial rear	17.5L-24

Dimensions
Wheelbase	76 inches 193 cm
Length	132.7 inches 337 cm
Width	65.4 inches*Minimum width 166 cm
Height (ROPS)	89.1 inches 226 cm
Ground clearance	14.8 inches 37 cm

Challenger MT285B Weight
	3660 lbs 1660 kg
Max capacity	8378 lbs 3800 kg
Max front axle	4630 lbs 2100 kg
Max rear axle	4630 lbs 2100 kg

Attachments

Attachment overview
Front-end loader
Backhoe

Challenger MH30B Backhoe
Backhoe type	Challenger MH30B Backhoe
Transport height	81.5 inches 207 cm
Bucket width	10 inches 25 cm
	12 inches 30 cm
	16 inches 40 cm
	24 inches 60 cm
	37 inches 93 cm
Digging depth	100 inches 254 cm
Reach from pivot	127 inches 322 cm
Bucket Rotation	165°
Swing Arc	180°
Bucket force	4160 lbs 1886 kg
Dipperstick force	2600 lbs 1179 kg

Photos

Challenger MT285B