CaseIH STX450QT Quadtrac VS Challenger 85D specs comparison

CaseIH STX450QT Quadtrac
General InfosMake | CaseIH |
Model | STX450QT Quadtrac |
Country | United states |
Production | From 2002 Until 2005 |
Price | - |
Tractor type | Articulated Crawler tractor |
Fuel | diesel |
Service repair manual | CaseIH STX450QT Quadtrac Manual |
Dimensions, sizes and tires
AG front tires | 30 or 36 in tracks |
AG rear tires | 30 or 36 in tracks |
Lawn front tires | - |
Lawn rear tires | - |
Indus front tires | - |
Indus rear tires | - |
Weight | 51335 lbs or 23285 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 STX450QT Quadtrac 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 | articulated crawler |
Final drive | inboard 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 | 345.68 hp or 257.8 kW |
Fuel consumption | 22.1 gal/hour or 83.6 l/hour |
Pulling power | - |
Claimed power | 395 hp or 294.6 kW |
Real power | 399.14 hp or 297.6 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 | 22.0 gal/hour or 83.3 l/hour |
Hitch system | - |
Rear hitch | IVN/III |
Rear hitch lift | 19500 lbs or 8845 kg |
Front hitch | - |
Front hitch lift | - |

Challenger 85D
General InfosMake | Challenger |
Model | 85D |
Country | United states |
Production | From 1996 Until 1997 |
Price | - |
Tractor type | Agricultural Crawler tractor |
Fuel | diesel |
Service repair manual | Challenger 85D Manual |
Dimensions, sizes and tires
AG front tires | 30-inch track |
AG rear tires | 30-inch track |
Lawn front tires | - |
Lawn rear tires | - |
Indus front tires | - |
Indus rear tires | - |
Weight | 34234 lbs or 15528 kg |
Length | 232 inches [589 cm] |
Width | 120 inches [304 cm] |
Height | 128 inches [325 cm] |
Wheelbase | 107 inches [271 cm] |
Ground clearance | - |
Turning radius | - |
Rear tread size | 90 inches |
Front tread size | 90 inches |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 729 ci or 11.9 L |
Cylinders | 6 cylinders |
Engine power | 370 hp or 275.9 kW |
Engine RPM | 2100 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | diesel |
Fuel injection | - |
Fuel tank size | 203 gal or 768.4 L |
Oil capacity | 32 qts or 30.3 L |
Oil change | - |
Starter motor | - |
Starter volts | 12 V |
Parts And Accessories | Challenger 85D Parts |
Batteries number | 2 |
Batteries voltage | 12 V |
Battries Amps | - |
Cold Amps | 900 |
Ground force | negative |
Charging system | alternator |
Charging Volts | - |
Charging Amps | 145 amps |
Trans system | - |
Trans type | full power shift |
Trans gears | 10 forward and 2 reverse |
Clutch system | - |
Wheel drive | crawler |
Final drive | - |
Steering | hydrostatic differential steering |
Braking system | hydraulic wet disc |
Cabin type | Cab standard with air-conditioning |
Differentiel lock | - |
System | closed-center pressure-compensated |
Valves | 4 |
Pump flow | 27 gpm or 102.2 lpm |
SVC flow | - |
Steering flow | - |
Tank capacity | 29 gal or 109.8 L |
Hydraulic pressure | 2750 psi or 189.6 bar |
Max flow | - |
Drawbar type | - |
Claimed power | 265 hp or 197.6 kW |
Drawbar horsepower | 271.64 hp or 202.6 kW |
Fuel consumption | 16.3 gal/hour or 61.7 l/hour |
Pulling power | 35,299 lbs or 16011 kg |
Claimed power | 318 hp or 237.1 kW |
Real power | 318.59 hp or 237.6 kW |
Engine @RPM | 1000@2050 (rpm) |
PTO Clutch | - |
Rear PTO | independent |
Rear PTO RPM | 1000 (rpm) |
Front PTO | - |
Front PTO RPM | - |
Mid PTO | - |
Mid PTO RPM | - |
Fuel consumption | 16.6 gal/hour or 62.8 l/hour |
Hitch system | - |
Rear hitch | - |
Rear hitch lift | - |
Front hitch | - |
Front hitch lift | - |
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Useful links and guides ....
- CaseIH provided us with the latest version of its STX450QT Quadtrac service repair manual
- Find All mechanical and electrical parts and accessories of CaseIH STX450QT Quadtrac farm-tractor here
- Get your Challenger 85D manual book version
- Cabine, electrical And mechanical parts for Challenger 85D farm-tractor here