Challenger MT856 Specs ( 2021-Present )
Overview
The Challenger MT856 is an agricultural crawler tractor produced from 2021 to the present, featuring a 15.3L MAN 6-cylinder diesel engine rated at 556.5 gross horsepower. It is equipped with an Accu-VT continuously-variable transmission and a tracked drive system with a maximum operating weight of 59,000 lbs. The vehicle includes a closed-center pressure-flow compensated hydraulic system providing a pump flow of 58.1 gpm and between four to eight rear valves.
Ideal Applications
Engine Performance and Torque:
The MAN D3876 15.3L engine is rated at 556.5 gross hp at 1730 RPM and produces 1991 lb-ft of torque at 1450 RPM.
Transmission and Drive Configuration:
This crawler model utilizes an Accu-VT continuously-variable transmission providing infinite forward and reverse gears.
Physical Dimensions and Capacity:
The tractor is built on a 118-inch wheelbase with an adjustable gauge ranging from 88 to 128 inches and a 350-gallon fuel tank capacity.
Production
| Description | Agricultural Crawler tractor |
|---|---|
| Manufacturer | Challenger (a part of AGCO) |
Engine
| Engine type | MAN 15.3L 6-cyl diesel |
|---|---|
| Exhaust fluid (DEF) | 35.7 gal (135.1 L) |
| Fuel tank | 350 gal (1324.8 L) |
| Bore/Stroke | 5.43x6.69 inches (138 x 170 mm) |
| Description | MAN D3876 / turbocharged diesel / 6-cylinder / liquid-cooled inline |
| Displacement | 933.7 ci (15.3 L) |
| Oil change | 500 h |
| Rated Power (gross) | 556.5 hp (415.0 kW) |
| Rated RPM | 1730 |
| Starter | electric |
| Starter volts | 24 |
| Torque | 1991 lb-ft (2699.8 Nm) |
| Torque RPM | 1450 |
| Engine (gross) | 556.5 hp (415.0 kW) |
Transmission
| Description | continuously-variable transmission |
|---|---|
| Gears | infinite forward and reverse |
| Transmission | Accu-VT |
| Type | continuously-variable transmission |
Mechanical
| Cab | Cab standard with air-conditioning. |
|---|---|
| Drive | crawler |
Hydraulics
| Pressure | 2900 psi (200.0 bar) |
|---|---|
| Pump flow | 58.1 gpm (219.9 lpm) |
| Rear valves | 4 to 8 |
| Type | closed center pressure-flow compensated |
PTO
| Rear PTO | independent |
|---|---|
| Rear PTO Type | 1000/1000E |
Electrical
| Batteries | 3 |
|---|---|
| Battery volts | 12 |
| Charging amps | 325 |
| Charging system | alternator |
| Ground | negative |
Dimensions & Tires
| Gauge | 88 to 128 inches (223 to 325 cm) |
|---|---|
| Ground clearance | 14.1 inches (35 cm) |
| Height | 148 inches (375 cm) |
| Length | 266 inches (675 cm) |
| Max weight | 59000 lbs (26762 kg) |
| Weight | 42000 lbs (19051 kg) |
| Wheelbase | 118 inches (299 cm) |
| Width | 116.1 inches*Minimum width (294 cm) |
Dimensions & Tracks
| Description | Tracks |
|---|---|
| Weight | 42000 lbs (19051 kg) |
| Wheelbase | 118 inches (299 cm) |
References
| Description | MT800 Series published in 2020, by AGCO |
|---|
Variants
| 1156 Vario MT | similar Fendt model |
|---|