RK Tractors RK37H VS Challenger 45 specs comparison

RK Tractors RK37H
General InfosMake | RK Tractors |
Model | RK37H |
Country | United states |
Production | From 2017 |
Price | - |
Tractor type | Compact Utility tractor |
Fuel | diesel |
Service repair manual | RK Tractors RK37H Manual |
Dimensions, sizes and tires
AG front tires | 7-16 |
AG rear tires | 11.2x24 |
Lawn front tires | 28x8.5-15 |
Lawn rear tires | 28x8.5-15 |
Indus front tires | 10-16.5 |
Indus rear tires | 43x16-20 |
Weight | 3106 lbs or 1408 kg |
Length | 126 inches [320 cm] |
Width | 53.5 inches [135 cm] |
Height | 94.5 inches [240 cm] |
Wheelbase | 66.1 inches [167 cm] |
Ground clearance | 12.8 inches [32 cm] |
Turning radius | - |
Rear tread size | - |
Front tread size | - |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 100.2 ci or 1.6 L |
Cylinders | 3 cylinders |
Engine power | 37.4 hp or 27.9 kW |
Engine RPM | 3000 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | diesel |
Fuel injection | common rail direct injection |
Fuel tank size | 9 gal or 34.1 L |
Oil capacity | - |
Oil change | - |
Starter motor | electric |
Starter volts | 12 V |
Parts And Accessories | RK Tractors RK37H Parts |
Batteries number | 1 |
Batteries voltage | 12 V |
Battries Amps | - |
Cold Amps | - |
Ground force | negative |
Charging system | alternator |
Charging Volts | - |
Charging Amps | 55 amps |
Trans system | - |
Trans type | hydrostatic |
Trans gears | infinite (3-range) forward and reverse |
Clutch system | - |
Wheel drive | 4x4 MFWD 4WD |
Final drive | - |
Steering | power |
Braking system | wet disc |
Cabin type | Two-post ROPS |
Differentiel lock | - |
System | - |
Valves | 1 |
Pump flow | 6.4 gpm or 24.2 lpm |
SVC flow | - |
Steering flow | 4.6 gpm or 17.4 lpm |
Tank capacity | - |
Hydraulic pressure | - |
Max flow | 11 gpm or 41.6 lpm |
Drawbar type | - |
Claimed power | - |
Drawbar horsepower | - |
Fuel consumption | - |
Pulling power | - |
Claimed power | 28.8 hp or 21.5 kW |
Real power | - |
Engine @RPM | - |
PTO Clutch | electro-hydraulic |
Rear PTO | independent |
Rear PTO RPM | 540 (rpm) |
Front PTO | - |
Front PTO RPM | - |
Mid PTO | Optional |
Mid PTO RPM | - |
Fuel consumption | - |
Hitch system | position control |
Rear hitch | I |
Rear hitch lift | 2646 lbs or 1200 kg |
Front hitch | - |
Front hitch lift | - |

Challenger 45
General InfosMake | Challenger |
Model | 45 |
Country | United states |
Production | From 1995 Until 1998 |
Price | - |
Tractor type | Agricultural Crawler tractor |
Fuel | diesel |
Service repair manual | Challenger 45 Manual |
Dimensions, sizes and tires
AG front tires | 16-inch track |
AG rear tires | 16-inch track |
Lawn front tires | - |
Lawn rear tires | - |
Indus front tires | - |
Indus rear tires | - |
Weight | 22700 lbs or 10296 kg |
Length | 211 inches [535 cm] |
Width | 91 inches [231 cm] |
Height | 120 inches [304 cm] |
Wheelbase | 86 inches [218 cm] |
Ground clearance | - |
Turning radius | - |
Rear tread size | 60/68/72/76/80/88/90 inches |
Front tread size | 60/68/72/76/80/88/90 inches |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 403 ci or 6.6 L |
Cylinders | 6 cylinders |
Engine power | 240 hp or 179.0 kW |
Engine RPM | 2100 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | diesel |
Fuel injection | - |
Fuel tank size | 125 gal or 473.1 L |
Oil capacity | - |
Oil change | - |
Starter motor | - |
Starter volts | 12 V |
Parts And Accessories | Challenger 45 Parts |
Batteries number | - |
Batteries voltage | 12 V |
Battries Amps | - |
Cold Amps | - |
Ground force | negative |
Charging system | alternator |
Charging Volts | - |
Charging Amps | - |
Trans system | - |
Trans type | creeper |
Trans gears | 32 forward and 18 reverse |
Clutch system | - |
Wheel drive | crawler |
Final drive | - |
Steering | differential power |
Braking system | wet disc |
Cabin type | Cab standard with air-conditioning |
Differentiel lock | - |
System | variable-displacement load-sensing pressure-compensated |
Valves | 3 or 4 |
Pump flow | 31.2 gpm or 118.1 lpm |
SVC flow | - |
Steering flow | - |
Tank capacity | - |
Hydraulic pressure | 2750 psi or 189.6 bar |
Max flow | - |
Drawbar type | - |
Claimed power | 170 hp or 126.8 kW |
Drawbar horsepower | - |
Fuel consumption | - |
Pulling power | - |
Claimed power | 200 hp or 149.1 kW |
Real power | - |
Engine @RPM | 1000@1900 (rpm) |
PTO Clutch | electro-hydraulic wet disc |
Rear PTO | independent |
Rear PTO RPM | 1000 (rpm) |
Front PTO | - |
Front PTO RPM | - |
Mid PTO | - |
Mid PTO RPM | - |
Fuel consumption | - |
Hitch system | draft control |
Rear hitch | III/II |
Rear hitch lift | 12500 lbs or 5670 kg |
Front hitch | - |
Front hitch lift | - |
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Useful links and guides ....
- RK Tractors provided us with the latest version of its RK37H service repair manual
- Find All mechanical and electrical parts and accessories of RK Tractors RK37H farm-tractor here
- Get your Challenger 45 manual book version
- Cabine, electrical And mechanical parts for Challenger 45 farm-tractor here