Challenger MT635 Specs ( 2002-2003 )
Overview
The Challenger MT635 is a row-crop tractor produced between 2002 and 2003 by AGCO in Beauvais, France. It features a 7.4L 6-cylinder Sisu diesel engine, an 18-speed power shift transmission, and a closed center pressure flow compensated hydraulic system with a 29 gpm total flow.
Ideal Applications
Engine and PTO Performance:
According to Nebraska Tractor Test 1781C, the turbocharged aftercooled diesel engine achieved a maximum PTO power of 174.62 hp at a fuel consumption rate of 10.2 gal/hour.
Transmission and Drive Configuration:
The mechanical layout includes a four-wheel drive system managed by an 18-speed power shift transmission with 18 forward and 6 reverse gears and an electro-hydraulic wet disc clutch.
Hitch and Hydraulic Capacity:
The tractor is equipped with a Type III rear hitch providing a lift capacity of 16,100 lbs at 24 inches, supported by a hydraulic system operating at 2,900 psi.
Production
| Description | Row-Crop tractor / Built in Beauvais, France / The Challenger MT635 is similar to the Massey Ferguson 8245. |
|---|---|
| Manufacturer | Challenger (a part of AGCO) |
Engine
| Engine type | Sisu 7.4L 6-cyl diesel |
|---|---|
| Fuel tank | 120 gal (454.2 L) |
| Air cleaner | dual paper elements |
| Bore/Stroke | 4.251x5.278 inches (108 x 134 mm) |
| Compression | 16.5:1 |
| Description | Sisu / turbocharged aftercooled diesel / 6-cylinder / liquid-cooled vertical |
| Displacement | 449 ci (7.4 L) |
| Rated RPM | 2200 |
| Starter volts | 12 |
| PTO (claimed) | 160 hp (119.3 kW) |
| PTO (tested) | 174.62 hp (130.2 kW) |
Transmission
| Clutch | electro-hydraulic wet disc |
|---|---|
| Gears | 18 forward and 6 reverse |
| Transmission type | 18-speed power shift |
| Type | power shift |
Mechanical
| Cab | Cab standard with air-conditioning. |
|---|---|
| Description | Power steering / Hydraulic wet disc brakes |
| Drive type | Four-wheel drive |
Hydraulics
| Pressure | 2900 psi (200.0 bar) |
|---|---|
| Total flow | 29 gpm (109.8 lpm) |
| Type | closed center pressure flow compensated (PFC) |
| Valves | 4 |
Hitch
| Rear lift (at 24"/610mm) | 16100 lbs (7302 kg) |
|---|---|
| Rear Type | III |
PTO
| Engine RPM | 540@1991 |
|---|---|
| Rear PTO | independent |
| Rear PTO Type | 540/1000 |
Electrical
| Battery volts | 12 |
|---|---|
| Charging system | alternator |
| Ground | negative |
Dimensions & Tires
| Ag front | 14.9R30 |
|---|---|
| Ag rear | 18.4R42 |
| Height (cab) | 121 inches (307 cm) |
| Length | 203 inches (515 cm) |
| Shipping weight | 18900 lbs (8573 kg) |
| Wheelbase | 121 inches (307 cm) |
| Width | 98.2 inches*Minimum width (249 cm) |
| Front tire | 14.9R30 |
| Rear tire | 18.4R42 |
| Weight | 18900 lbs (8573 kg) |
| Wheelbase | 121 inches (307 cm) |
Nebraska Tractor Test 1781C
| Description | Diesel 18-speed 4WDSeptember 15 - 26, 2000Link: Nebraska Tractor Test 1781C file / PTO performance |
|---|---|
| Fuel use | 9.9 gal/hour (37.5 l/hour) / 10.2 gal/hour (38.6 l/hour) / 10.2 gal/hour (38.6 l/hour) |
| Max power | 174.62 hp (130.2 kW) |
| Power at rated engine speed | 164.45 hp (122.6 kW) |
| Power at rated PTO speed | 171.41 hp (127.8 kW) |
References
| Description | Challenger MT500/MT600 published in 2002, by AGCO |
|---|