Challenger MT635B VS Ford TW-25 specs comparison

Challenger MT635B
General InfosMake | Challenger |
Model | MT635B |
Country | United states |
Production | From 2005 Until 2008 |
Price | - |
Tractor type | Row Crop tractor |
Fuel | diesel |
Service repair manual | Challenger MT635B Manual |
Dimensions, sizes and tires
AG front tires | 380/85R34 |
AG rear tires | 480/80R46 |
Lawn front tires | - |
Lawn rear tires | - |
Indus front tires | - |
Indus rear tires | - |
Weight | 18,308 lbs or 8304 kg |
Length | 206 inches [523 cm] |
Width | 118 inches [299 cm] |
Height | 123.6 inches [313 cm] |
Wheelbase | 121.1 inches [307 cm] |
Ground clearance | 22.4 inches [56 cm] |
Turning radius | - |
Rear tread size | 60 to 88 inches |
Front tread size | - |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 449 ci or 7.4 L |
Cylinders | 6 cylinders 24 valves |
Engine power | 215 hp or 160.3 kW |
Engine RPM | 2200 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | diesel |
Fuel injection | - |
Fuel tank size | 159 gal or 601.8 L |
Oil capacity | 20 qts or 18.9 L |
Oil change | - |
Starter motor | - |
Starter volts | 12 V |
Parts And Accessories | Challenger MT635B Parts |
Batteries number | 2 |
Batteries voltage | 12 V |
Battries Amps | - |
Cold Amps | 775 |
Ground force | negative |
Charging system | alternator |
Charging Volts | - |
Charging Amps | 150 amps |
Trans system | TechStar |
Trans type | continuously variable transmission (CVT) |
Trans gears | infinite (2-range) forward and reverse |
Clutch system | - |
Wheel drive | 4x4 MFWD 4WD |
Final drive | inboard planetary |
Steering | power |
Braking system | hydraulic wet disc |
Cabin type | Cab standard with heat and A/C |
Differentiel lock | electrohydraulic front and rear |
System | pressure flow compensated |
Valves | 4 to 6 |
Pump flow | - |
SVC flow | - |
Steering flow | - |
Tank capacity | 26.4 gal or 99.9 L |
Hydraulic pressure | 2900 psi or 200.0 bar |
Max flow | 39 gpm or 147.6 lpm |
Drawbar type | - |
Claimed power | - |
Drawbar horsepower | 157.87 hp or 117.7 kW |
Fuel consumption | 10.9 gal/hour or 41.3 l/hour |
Pulling power | 16,927 lbs or 7678 kg |
Claimed power | 180 hp or 134.2 kW |
Real power | 197.74 hp or 147.5 kW |
Engine @RPM | 540@2037 (rpm) |
PTO Clutch | electro-hydraulic wet disc |
Rear PTO | independent |
Rear PTO RPM | 540 (rpm) |
Front PTO | - |
Front PTO RPM | - |
Mid PTO | - |
Mid PTO RPM | - |
Fuel consumption | 10.8 gal/hour or 40.9 l/hour |
Hitch system | - |
Rear hitch | III |
Rear hitch lift | 15,600 lbs or 7076 kg |
Front hitch | II |
Front hitch lift | 7,700 lbs or 3492 kg |

Ford TW-25
General InfosMake | Ford |
Model | TW-25 |
Country | United states |
Production | From 1983 Until 1989 |
Price | - |
Tractor type | Row Crop tractor |
Fuel | diesel |
Service repair manual | Ford TW-25 Manual |
Dimensions, sizes and tires
AG front tires | 14Lx16 (2WD) |
AG rear tires | 20.8x38 |
Lawn front tires | 18.4x16.1 (2WD) |
Lawn rear tires | 18.4x16.1 (2WD) |
Indus front tires | - |
Indus rear tires | - |
Weight | 12267 lbs or 5564 kg |
Length | 178.7 inches [453 cm] |
Width | 83.6 inches [212 cm] |
Height | 116 inches [294 cm] |
Wheelbase | 110.73 inches [281 cm] |
Ground clearance | 16.4 inches [41 cm] |
Turning radius | 42 feet [12.8 m] |
Rear tread size | 64 to 100 inches |
Front tread size | 60 to 84 inches |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 401 ci or 6.6 L |
Cylinders | 6 cylinders |
Engine power | 156 hp or 116.3 kW |
Engine RPM | 2200 (rpm) |
Torque | 424 lb-ft or 574.9 Nm | Torque RPM | 1600 (rpm) |
Fuel type | diesel |
Fuel injection | indirect injection |
Fuel tank size | 75 gal or 283.9 L |
Oil capacity | 20 qts or 18.9 L |
Oil change | - |
Starter motor | - |
Starter volts | 12 V |
Parts And Accessories | Ford TW-25 Parts |
Batteries number | - |
Batteries voltage | 12 V |
Battries Amps | 128 amps |
Cold Amps | - |
Ground force | negative |
Charging system | alternator |
Charging Volts | - |
Charging Amps | 72 amps |
Trans system | creeper |
Trans type | partial power shift |
Trans gears | 24 forward and 6 reverse |
Clutch system | 356mm dry disc |
Wheel drive | 4x2 2WD |
Final drive | - |
Steering | hydrostatic power |
Braking system | differential hydraulic wet disc |
Cabin type | ROPS |
Differentiel lock | hydraulic rear |
System | open center |
Valves | 2 |
Pump flow | 15.3 gpm or 57.9 lpm |
SVC flow | - |
Steering flow | 4.2 gpm or 15.9 lpm |
Tank capacity | 18.25 gal or 69.1 L |
Hydraulic pressure | 2500 psi or 172.4 bar |
Max flow | 27.5 gpm or 104.1 lpm |
Drawbar type | - |
Claimed power | - |
Drawbar horsepower | 124.84 hp or 93.1 kW |
Fuel consumption | 9.0 gal/hour or 34.1 l/hour |
Pulling power | 15,614 lbs or 7082 kg |
Claimed power | 140 hp or 104.4 kW |
Real power | 135.70 hp or 101.2 kW |
Engine @RPM | 540@1861 (rpm) |
PTO Clutch | - |
Rear PTO | independent |
Rear PTO RPM | 540 (rpm) |
Front PTO | - |
Front PTO RPM | - |
Mid PTO | - |
Mid PTO RPM | - |
Fuel consumption | 8.1 gal/hour or 30.7 l/hour |
Hitch system | position control and lower-link draft sensing |
Rear hitch | II |
Rear hitch lift | 7150 lbs or 3243 kg |
Front hitch | - |
Front hitch lift | - |
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Useful links and guides ....
- Challenger provided us with the latest version of its MT635B service repair manual
- Find All mechanical and electrical parts and accessories of Challenger MT635B farm-tractor here
- Get your Ford TW-25 manual book version
- Cabine, electrical And mechanical parts for Ford TW-25 farm-tractor here