CaseIH STX450 VS Allis Chalmers HD21 specs comparison

CaseIH STX450
General InfosMake | CaseIH |
Model | STX450 |
Country | United states |
Production | From 2002 Until 2005 |
Price | - |
Tractor type | Four wheel Drive (4WD) tractor |
Fuel | diesel |
Service repair manual | CaseIH STX450 Manual |
Dimensions, sizes and tires
AG front tires | - |
AG rear tires | - |
Lawn front tires | - |
Lawn rear tires | - |
Indus front tires | - |
Indus rear tires | - |
Weight | 39,325 lbs or 17837 kg |
Length | - |
Width | 44 inches [111 cm] |
Height | - |
Wheelbase | 154 inches [391 cm] |
Ground clearance | - |
Turning radius | - |
Rear tread size | - |
Front tread size | - |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 912 ci or 14.9 L |
Cylinders | 6 cylinders |
Engine power | 450 hp or 335.6 kW |
Engine RPM | 2000 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | diesel |
Fuel injection | - |
Fuel tank size | 300 gal or 1135.5 L |
Oil capacity | - |
Oil change | - |
Starter motor | - |
Starter volts | 12 V |
Parts And Accessories | CaseIH STX450 Parts |
Batteries number | - |
Batteries voltage | 12 V |
Battries Amps | - |
Cold Amps | - |
Ground force | negative |
Charging system | - |
Charging Volts | - |
Charging Amps | - |
Trans system | - |
Trans type | full power shift |
Trans gears | 16 forward and 2 reverse |
Clutch system | - |
Wheel drive | 4x4 articulated 4WD |
Final drive | compound planetary |
Steering | hydrostatic power |
Braking system | integrated hydraulic wet disc |
Cabin type | Surveyor Cab standard |
Differentiel lock | - |
System | pressure flow compensated |
Valves | - |
Pump flow | 40 gpm or 151.4 lpm |
SVC flow | - |
Steering flow | - |
Tank capacity | - |
Hydraulic pressure | - |
Max flow | - |
Drawbar type | - |
Claimed power | - |
Drawbar horsepower | 371.35 hp or 276.9 kW |
Fuel consumption | 21.8 gal/hour or 82.5 l/hour |
Pulling power | 44,525 lbs or 20196 kg |
Claimed power | 395 hp or 294.6 kW |
Real power | 400.64 hp or 298.8 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 | 22.1 gal/hour or 83.6 l/hour |
Hitch system | - |
Rear hitch | IVN/III |
Rear hitch lift | 19,500 lbs or 8845 kg |
Front hitch | - |
Front hitch lift | - |

Allis Chalmers HD21
General InfosMake | Allis Chalmers |
Model | HD21 |
Country | United states |
Production | From 1954 Until 1965 |
Price | - |
Tractor type | Agricultural Crawler tractor |
Fuel | diesel |
Service repair manual | Allis Chalmers HD21 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 | 45500 lbs or 20638 kg |
Length | 198 inches [502 cm] |
Width | - |
Height | 99 inches [251 cm] |
Wheelbase | - |
Ground clearance | - |
Turning radius | - |
Rear tread size | - |
Front tread size | - |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 844 ci or 13.8 L |
Cylinders | 6 cylinders |
Engine power | 225 hp or 167.8 kW |
Engine RPM | 1800 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | diesel |
Fuel injection | - |
Fuel tank size | 135 gal or 511.0 L |
Oil capacity | - |
Oil change | - |
Starter motor | - |
Starter volts | 24 V |
Parts And Accessories | Allis Chalmers HD21 Parts |
Batteries number | 2 |
Batteries voltage | 12 V |
Battries Amps | - |
Cold Amps | - |
Ground force | - |
Charging system | - |
Charging Volts | - |
Charging Amps | - |
Trans system | - |
Trans type | torque converter |
Trans gears | 2 forward and 1 reverse |
Clutch system | - |
Wheel drive | crawler |
Final drive | - |
Steering | - |
Braking system | contracting band |
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 | - |
Drawbar horsepower | 135.12 hp or 100.8 kW |
Fuel consumption | - |
Pulling power | 40563 lbs or 18399 kg |
Claimed power | - |
Real power | - |
Engine @RPM | - |
PTO Clutch | - |
Rear PTO | - |
Rear PTO 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 | - |
Related tractor comparison


Allis Chalmers HD21 International Harvester D-430


CaseIH STX450 Ford 850


CaseIH STX450 ATC Terratrac 400


Allis Chalmers HD21 Farmall 400


Allis Chalmers HD21 Allis Chalmers HD20


Allis Chalmers HD21 John Deere 320
Choose another tractor
Useful links and guides ....
- CaseIH provided us with the latest version of its STX450 service repair manual
- Find All mechanical and electrical parts and accessories of CaseIH STX450 farm-tractor here
- Get your Allis Chalmers HD21 manual book version
- Cabine, electrical And mechanical parts for Allis Chalmers HD21 farm-tractor here