Iseki TF321 VS Challenger MT445B specs comparison

Iseki TF321
General InfosMake | Iseki |
Model | TF321 |
Country | Japan |
Production | From 2001 |
Price | - |
Tractor type | Compact Utility tractor |
Fuel | diesel |
Service repair manual | Iseki TF321 Manual |
Dimensions, sizes and tires
AG front tires | 6-12 |
AG rear tires | 9.5-16 |
Lawn front tires | 24x8.50-12 |
Lawn rear tires | 24x8.50-12 |
Indus front tires | - |
Indus rear tires | - |
Weight | 1,587 lbs or 719 kg |
Length | 108.3 inches [275 cm] |
Width | 44.3 inches [112 cm] |
Height | 89.4 inches [227 cm] |
Wheelbase | 59.5 inches [151 cm] |
Ground clearance | 6.3 inches [16 cm] |
Turning radius | - |
Rear tread size | - |
Front tread size | - |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 68.5 ci or 1.1 L |
Cylinders | 3 cylinders |
Engine power | 19.7 hp or 14.7 kW |
Engine RPM | 2500 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | diesel |
Fuel injection | - |
Fuel tank size | 4.8 gal or 18.2 L |
Oil capacity | 3.3 qts or 3.1 L |
Oil change | - |
Starter motor | - |
Starter volts | - |
Parts And Accessories | Iseki TF321 Parts |
Batteries number | 1 |
Batteries voltage | 12 V |
Battries Amps | 45 amps |
Cold Amps | - |
Ground force | negative |
Charging system | - |
Charging Volts | - |
Charging Amps | - |
Trans system | - |
Trans type | unsynchronized |
Trans gears | 9 forward and 3 reverse |
Clutch system | - |
Wheel drive | 4x4 MFWD 4WD |
Final drive | - |
Steering | power assist |
Braking system | differential mechanical wet disc |
Cabin type | - |
Differentiel lock | - |
System | - |
Valves | - |
Pump flow | - |
SVC flow | - |
Steering flow | - |
Tank capacity | - |
Hydraulic pressure | - |
Max flow | - |
Drawbar type | - |
Claimed power | - |
Drawbar horsepower | - |
Fuel consumption | - |
Pulling power | - |
Claimed power | - |
Real power | - |
Engine @RPM | - |
PTO Clutch | - |
Rear PTO | live |
Rear PTO RPM | 540 (rpm) |
Front PTO | - |
Front PTO RPM | - |
Mid PTO | - |
Mid PTO RPM | 2000 (rpm) |
Fuel consumption | - |
Hitch system | - |
Rear hitch | I |
Rear hitch lift | 1,213 lbs or 550 kg |
Front hitch | - |
Front hitch lift | - |

Challenger MT445B
General InfosMake | Challenger |
Model | MT445B |
Country | United states |
Production | From 2004 Until 2013 |
Price | - |
Tractor type | Utility tractor |
Fuel | diesel |
Service repair manual | Challenger MT445B Manual |
Dimensions, sizes and tires
AG front tires | 10.00-16 (2WD) |
AG rear tires | 480/70R38 |
Lawn front tires | - |
Lawn rear tires | - |
Indus front tires | - |
Indus rear tires | - |
Weight | 8,840 lbs or 4009 kg |
Length | - |
Width | - |
Height | - |
Wheelbase | 97 inches [246 cm] |
Ground clearance | - |
Turning radius | - |
Rear tread size | - |
Front tread size | - |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 268 ci or 4.4 L |
Cylinders | 4 cylinders |
Engine power | 85 hp or 63.4 kW |
Engine RPM | 2200 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | diesel |
Fuel injection | - |
Fuel tank size | 40 gal or 151.4 L |
Oil capacity | - |
Oil change | - |
Starter motor | - |
Starter volts | 12 V |
Parts And Accessories | Challenger MT445B Parts |
Batteries number | - |
Batteries voltage | 12 V |
Battries Amps | - |
Cold Amps | - |
Ground force | negative |
Charging system | - |
Charging Volts | - |
Charging Amps | - |
Trans system | Autopower IV |
Trans type | four speed power shift |
Trans gears | 16 forward and reverse |
Clutch system | wet disc |
Wheel drive | 4x2 2WD |
Final drive | inboard planetary |
Steering | hydrostatic power |
Braking system | hydraulic wet disc |
Cabin type | ROPS |
Differentiel lock | electro-hydraulic |
System | - |
Valves | 2 to 4 |
Pump flow | 26.4 gpm or 99.9 lpm |
SVC flow | - |
Steering flow | - |
Tank capacity | - |
Hydraulic pressure | 2900 psi or 200.0 bar |
Max flow | - |
Drawbar type | - |
Claimed power | - |
Drawbar horsepower | 60.5 hp or 45.1 kW |
Fuel consumption | 4.9 gal/hour or 18.5 l/hour |
Pulling power | 8680 lbs or 3937 kg |
Claimed power | 70 hp or 52.2 kW |
Real power | 73.4 hp or 54.7 kW |
Engine @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 | 4.8 gal/hour or 18.2 l/hour |
Hitch system | electronic top-link draft control |
Rear hitch | II |
Rear hitch lift | 7285 lbs or 3304 kg |
Front hitch | - |
Front hitch lift | - |
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Useful links and guides ....
- Iseki provided us with the latest version of its TF321 service repair manual
- Find All mechanical and electrical parts and accessories of Iseki TF321 farm-tractor here
- Get your Challenger MT445B manual book version
- Cabine, electrical And mechanical parts for Challenger MT445B farm-tractor here