Challenger MT745B VS John Deere 8450 specs comparison
Challenger MT745B
General Infos| Make | Challenger |
| Model | MT745B |
| Country | United states |
| Production | From 2005 Until 2008 |
| Price | - |
| Tractor type | Agricultural Crawler tractor |
| Fuel | diesel |
| Service repair manual | Challenger MT745B Manual |
Dimensions, sizes and tires
| AG front tires | tracks |
| AG rear tires | tracks |
| Lawn front tires | - |
| Lawn rear tires | - |
| Indus front tires | - |
| Indus rear tires | - |
| Weight | 31,075 lbs or 14095 kg |
| Length | 233 inches [591 cm] |
| Width | 133 inches [337 cm] |
| Height | 135.5 inches [344 cm] |
| Wheelbase | 96 inches [243 cm] |
| Ground clearance | 14.3 inches [36 cm] |
| Turning radius | - |
| Rear tread size | - |
| Front tread size | - |
| Turning radius | - |
Horsepower and engin specs
| Engine capacity | 537 ci or 8.8 L |
| Cylinders | 6 cylinders 24 valves |
| Engine power | 269 hp or 200.6 kW |
| Engine RPM | - |
| Torque | - | Torque RPM | - |
| Fuel type | diesel |
| Fuel injection | - |
| Fuel tank size | 118 gal or 446.6 L |
| Oil capacity | - |
| Oil change | - |
| Starter motor | - |
| Starter volts | - |
| Parts And Accessories | Challenger MT745B Parts |
| Batteries number | 2 |
| Batteries voltage | 12 V |
| Battries Amps | - |
| Cold Amps | 1000 |
| Ground force | - |
| Charging system | alternator |
| Charging Volts | - |
| Charging Amps | 185 amps |
| Trans system | Cat PowerShift |
| Trans type | full power shift |
| Trans gears | 16 forward and 4 reverse |
| Clutch system | hydraulic wet disc |
| Wheel drive | crawler |
| Final drive | - |
| Steering | - |
| Braking system | - |
| Cabin type | cab with A/C standard |
| Differentiel lock | - |
| System | closed-center, PFC |
| Valves | 4 to 6 |
| Pump flow | 43.5 gpm or 164.6 lpm |
| SVC flow | - |
| Steering flow | - |
| Tank capacity | - |
| Hydraulic pressure | 2900 psi or 200.0 bar |
| Max flow | - |
| Drawbar type | - |
| Claimed power | - |
| Drawbar horsepower | - |
| Fuel consumption | - |
| Pulling power | - |
| Claimed power | 225 hp or 167.8 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 | 3/3N |
| Rear hitch lift | 16,000 lbs or 7257 kg |
| Front hitch | - |
| Front hitch lift | - |
John Deere 8450
General Infos| Make | John Deere |
| Model | 8450 |
| Country | United states |
| Production | From 1982 Until 1988 |
| Price | - |
| Tractor type | Four wheel Drive (4WD) tractor |
| Fuel | diesel |
| Service repair manual | John Deere 8450 Manual |
Dimensions, sizes and tires
| AG front tires | 20.8-34 |
| AG rear tires | 20.8-34 |
| Lawn front tires | - |
| Lawn rear tires | - |
| Indus front tires | - |
| Indus rear tires | - |
| Weight | 27560 lbs or 12501 kg |
| Length | 223.5 inches [567 cm] |
| Width | - |
| Height | - |
| Wheelbase | 125 inches [317 cm] |
| Ground clearance | - |
| Turning radius | 17.8 feet [5.4 m] |
| Rear tread size | - |
| Front tread size | - |
| Turning radius | - |
Horsepower and engin specs
| Engine capacity | 466 ci or 7.6 L |
| Cylinders | 6 cylinders |
| Engine power | 225 hp or 167.8 kW |
| Engine RPM | 2100 (rpm) |
| Torque | - | Torque RPM | - |
| Fuel type | diesel |
| Fuel injection | - |
| Fuel tank size | 185 gal or 700.2 L |
| Oil capacity | 20 qts or 18.9 L |
| Oil change | - |
| Starter motor | - |
| Starter volts | 12 V |
| Parts And Accessories | John Deere 8450 Parts |
| Batteries number | 2 |
| Batteries voltage | 6 V |
| Battries Amps | - |
| Cold Amps | 800 |
| Ground force | negative |
| Charging system | alternator |
| Charging Volts | - |
| Charging Amps | 110 amps |
| Trans system | Quad-Range |
| Trans type | partial power shift |
| Trans gears | 16 forward and 6 reverse |
| Clutch system | Perma-Clutch hydraulic wet discs |
| Wheel drive | 4x4 articulated 4WD |
| Final drive | - |
| Steering | hydrostatic power |
| Braking system | power wet disc |
| Cabin type | Sound-Gard cab with air-conditioning |
| Differentiel lock | - |
| System | closed center constant-pressure |
| Valves | 2 to 4 |
| Pump flow | 32 gpm or 121.1 lpm |
| SVC flow | - |
| Steering flow | - |
| Tank capacity | 37.5 gal or 141.9 L |
| Hydraulic pressure | - |
| Max flow | - |
| Drawbar type | - |
| Claimed power | - |
| Drawbar horsepower | 173.52 hp or 129.4 kW |
| Fuel consumption | 12.0 gal/hour or 45.4 l/hour |
| Pulling power | 26,567 lbs or 12050 kg |
| Claimed power | 185 hp or 138.0 kW |
| Real power | 186.98 hp or 139.4 kW |
| Engine @RPM | - |
| PTO Clutch | hydraulic wet disc |
| Rear PTO | independent |
| Rear PTO RPM | 1000 (rpm) |
| Front PTO | - |
| Front PTO RPM | - |
| Mid PTO | - |
| Mid PTO RPM | - |
| Fuel consumption | 11.9 gal/hour or 45.0 l/hour |
| Hitch system | lower-link |
| Rear hitch | 3/3N |
| Rear hitch lift | 9,262 lbs or 4201 kg |
| Front hitch | - |
| Front hitch lift | - |
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Useful links and guides ....
- Challenger provided us with the latest version of its MT745B service repair manual
- Find All mechanical and electrical parts and accessories of Challenger MT745B farm-tractor here
- Get your John Deere 8450 manual book version
- Cabine, electrical And mechanical parts for John Deere 8450 farm-tractor here