Challenger MT975C VS Allis Chalmers D21 Series I specs comparison
Challenger MT975C
General Infos| Make | Challenger |
| Model | MT975C |
| Country | United states |
| Production | From 2009 |
| Price | - |
| Tractor type | - |
| Fuel | - |
| Service repair manual | Challenger MT975C Manual |
Dimensions, sizes and tires
| AG front tires | 710/70R42 |
| AG rear tires | 710/70R42 |
| Lawn front tires | - |
| Lawn rear tires | - |
| Indus front tires | - |
| Indus rear tires | - |
| Weight | 39,767 lbs or 18038 kg |
| Length | 298 inches [756 cm] |
| Width | 200 inches [508 cm] |
| Height | 151 inches [383 cm] |
| Wheelbase | 155.5 inches [394 cm] |
| Ground clearance | - |
| Turning radius | - |
| Rear tread size | - |
| Front tread size | - |
| Turning radius | - |
Horsepower and engin specs
| Engine capacity | 1,106 ci or 18.1 L |
| Cylinders | 6 cylinders 24 valves |
| Engine power | 585 hp or 436.2 kW |
| Engine RPM | - |
| Torque | - | Torque RPM | - |
| Fuel type | - |
| Fuel injection | - |
| Fuel tank size | 390 gal or 1476.2 L |
| Oil capacity | - |
| Oil change | - |
| Starter motor | - |
| Starter volts | - |
| Parts And Accessories | Challenger MT975C Parts |
| Batteries number | 4 |
| Batteries voltage | 12 V |
| Battries Amps | - |
| Cold Amps | 1000 |
| Ground force | - |
| Charging system | alternator |
| Charging Volts | - |
| Charging Amps | 185 amps |
| Trans system | Caterpillar Powershift |
| Trans type | - |
| Trans gears | 16 forward and 4 reverse |
| Clutch system | - |
| Wheel drive | 4x4 articulated 4WD |
| Final drive | - |
| Steering | hydraulic power |
| Braking system | - |
| Cabin type | Cab standard |
| Differentiel lock | - |
| System | closed center pressure-flow compensated |
| Valves | 4 to 6 |
| Pump flow | 36 gpm or 136.3 lpm |
| SVC flow | - |
| Steering flow | - |
| Tank capacity | - |
| Hydraulic pressure | 2900 psi or 200.0 bar |
| Max flow | 43.5 gpm or 164.6 lpm |
| Drawbar type | - |
| Claimed power | - |
| Drawbar horsepower | - |
| Fuel consumption | - |
| Pulling power | - |
| Claimed power | 425 hp or 316.9 kW |
| Real power | - |
| Engine @RPM | - |
| PTO Clutch | - |
| Rear PTO | independent |
| Rear PTO RPM | 1000 (rpm) |
| Front PTO | - |
| Front PTO RPM | - |
| Mid PTO | - |
| Mid PTO RPM | - |
| Fuel consumption | - |
| Hitch system | - |
| Rear hitch | - |
| Rear hitch lift | - |
| Front hitch | - |
| Front hitch lift | - |
Allis Chalmers D21 Series I
General Infos| Make | Allis Chalmers |
| Model | D21 Series I |
| Country | United states |
| Production | From 1963 Until 1969 |
| Price | - |
| Tractor type | Row Crop tractor |
| Fuel | diesel |
| Service repair manual | Allis Chalmers D21 Series I Manual |
Dimensions, sizes and tires
| AG front tires | 11.00x16 |
| AG rear tires | 24.5x32 |
| Lawn front tires | - |
| Lawn rear tires | - |
| Indus front tires | - |
| Indus rear tires | - |
| Weight | 9500 lbs or 4309 kg |
| Length | 160.6 inches [407 cm] |
| Width | 91.6 inches [232 cm] |
| Height | - |
| Wheelbase | 96.1 inches [244 cm] |
| Ground clearance | - |
| Turning radius | - |
| Rear tread size | - |
| Front tread size | - |
| Turning radius | - |
Horsepower and engin specs
| Engine capacity | 426 ci or 7.0 L |
| Cylinders | 6 cylinders |
| Engine power | - |
| Engine RPM | 2200 (rpm) |
| Torque | - | Torque RPM | - |
| Fuel type | diesel |
| Fuel injection | - |
| Fuel tank size | 52 gal or 196.8 L |
| Oil capacity | 12 qts or 11.4 L |
| Oil change | - |
| Starter motor | - |
| Starter volts | - |
| Parts And Accessories | Allis Chalmers D21 Series I Parts |
| Batteries number | 2 |
| Batteries voltage | 12 V |
| Battries Amps | 95 amps |
| Cold Amps | - |
| Ground force | negative |
| Charging system | Delco-Remy generator |
| Charging Volts | - |
| Charging Amps | 32 amps |
| Trans system | Power Director |
| Trans type | sliding gear |
| Trans gears | 8 forward and 2 reverse |
| Clutch system | dry disc |
| Wheel drive | 4x2 2WD |
| Final drive | - |
| Steering | power |
| Braking system | band actuated disc |
| Cabin type | Open operator station |
| Differentiel lock | - |
| System | - |
| Valves | - |
| Pump flow | - |
| SVC flow | - |
| Steering flow | - |
| Tank capacity | - |
| Hydraulic pressure | - |
| Max flow | - |
| Drawbar type | - |
| Claimed power | 93 hp or 69.4 kW |
| Drawbar horsepower | 93.09 hp or 69.4 kW |
| Fuel consumption | 7.1 gal/hour or 26.9 l/hour |
| Pulling power | 14,840 lbs or 6731 kg |
| Claimed power | 103 hp or 76.8 kW |
| Real power | 103.06 hp or 76.9 kW |
| Engine @RPM | - |
| PTO Clutch | - |
| Rear PTO | independent |
| Rear PTO RPM | 1000 (rpm) |
| Front PTO | - |
| Front PTO RPM | - |
| Mid PTO | - |
| Mid PTO RPM | - |
| Fuel consumption | 7.1 gal/hour or 26.9 l/hour |
| Hitch system | - |
| Rear hitch | III/II |
| Rear hitch lift | - |
| Front hitch | - |
| Front hitch lift | - |
Related tractor comparison
Challenger MT975C International Harvester B-414
Allis Chalmers D21 Series I Massey Ferguson 135
Allis Chalmers D21 Series I David Brown 990 Implematic
Challenger MT975C International Harvester B-614
Allis Chalmers D21 Series I Cockshutt 1750
Challenger MT975C Barreiros R-545
Choose another tractor
Useful links and guides ....
- Challenger provided us with the latest version of its MT975C service repair manual
- Find All mechanical and electrical parts and accessories of Challenger MT975C farm-tractor here
- Get your Allis Chalmers D21 Series I manual book version
- Cabine, electrical And mechanical parts for Allis Chalmers D21 Series I farm-tractor here
