Challenger
Challenger MT855
The Challenger MT855 is an agricultural crawler tractor produced from 2002 to 2004 as part of the MT800 Series by Challenger, a part of AGCO. It features a powerful Caterpillar C16 14.6L 6-cylinder turbocharged diesel engine delivering 450 hp gross power. The tractor is equipped with a 16-speed full power shift transmission, hydraulic wet disc brakes, and a standard cab with air-conditioning. It has a crawler drive system and offers various track width options. The MT855 is designed for heavy-duty agricultural tasks with a rear hitch lift capacity of 19,500 lbs and a maximum ballasted weight of 60,000 lbs. It includes a closed center load sensing hydraulic system with optional higher pump flow rates and an independent 1000 rpm rear PTO.
Power450 hp
Founded2002 - 2004
ModelMT855
Technical Specifications
Detailed specifications and technical data for Challenger MT855
Power
| PTO (tested) | 452.31 hp (337.3 kW) |
|---|---|
| PTO (claimed) | 374 hp (278.9 kW) |
| Engine (gross) | 450 hp (335.6 kW) |
| Drawbar (tested) | 346.83 hp (258.6 kW) |
Engine
| Type | turbocharged diesel |
|---|---|
| Model | Caterpillar C16 |
| Cooling | liquid-cooled inline |
| Cylinders | 6-cylinder |
| Rated RPM | 2100 |
| Air cleaner | dual paper elements |
| Bore/Stroke | 5.402x6.50 inches (137 x 165 mm) |
| Compression | 15.8:1 |
| Displacement | 893 ci (14.6 L) |
| Power (gross) | 450 hp (335.6 kW) |
| Starter volts | 12 |
Tracks
| Width options | 18 inches (45 cm), 27.5 inches (69 cm), 30 inches (76 cm), 36 inches (91 cm) |
|---|
Weight
| Shipping | 41000 lbs (18597 kg) |
|---|---|
| Ballasted | 50000 lbs (22680 kg) |
| Max capacity | 60000 lbs (27216 kg) |
Capacity
| Fuel | 305 gal (1154.4 L) |
|---|---|
| Fuel (optional) | 330 gal (1249.0 L) |
| Hydraulic system | 70 gal (264.9 L) |
Dimensions
| Gauge | 90 to 128 inches (228 to 325 cm) |
|---|---|
| Width | 142.1 inches (360 cm) |
| Length | 265.9 inches (675 cm) |
| Wheelbase | 118.1 inches (299 cm) |
| Height (cab) | 138.1 inches (350 cm) |
| Ground clearance | 18.7 inches (47 cm) |
| Height (exhaust) | 138.7 inches (352 cm) |
Electrical
| Ground | negative |
|---|---|
| Batteries | 4 |
| Battery volts | 12 |
| Charging amps | 160 |
| Charging system | alternator |
Hydraulics
| Type | closed center load sensing |
|---|---|
| Capacity | 70 gal (264.9 L) |
| Pressure | 2900 psi (200.0 bar) |
| SCV flow | 30 gpm (113.6 lpm) |
| Pump flow | 43.5 gpm (164.6 lpm) |
| Rear valves | 4 to 6 |
| Pump flow (optional) | 59 gpm (223.3 lpm) |
Mechanical
| Cab | standard with air-conditioning |
|---|---|
| Drive | crawler |
| Brakes | Hydraulic wet disc brakes |
| Power steering | yes |
Production
| Type | Agricultural Crawler tractor |
|---|---|
| Series | MT800 Series |
| Built in | USA |
| Years produced | 2002 - 2004 |
Transmission
| Type | full power shift |
|---|---|
| Gears | 16 forward and 4 reverse |
| Clutch | hydraulic wet disc |
| Manufacturer | Caterpillar |
Tractor hitch
| Rear Type | IVN |
|---|---|
| Rear lift | 19500 lbs (8845 kg) |
Power Take-off (PTO)
| Rear PTO | independent |
|---|---|
| Rear PTO Type | 1000 (1.75) |