John Deere 6100D VS Allis Chalmers HD21 specs comparison
John Deere 6100D
General Infos| Make | John Deere |
| Model | 6100D |
| Country | United states |
| Production | From 2008 Until 2012 |
| Price | 45,299 USD |
| Tractor type | Utility tractor |
| Fuel | diesel |
| Service repair manual | John Deere 6100D Manual |
Dimensions, sizes and tires
| AG front tires | 10.00-16 |
| AG rear tires | 18.4-3 |
| Lawn front tires | - |
| Lawn rear tires | - |
| Indus front tires | - |
| Indus rear tires | - |
| Weight | 7,275 lbs or 3299 kg |
| Length | 166 inches [421 cm] |
| Width | 72 inches [182 cm] |
| Height | 107.5 inches [273 cm] |
| Wheelbase | 92.5 inches [234 cm] |
| Ground clearance | - |
| Turning radius | 14.7 feet [4.5 m] |
| Rear tread size | 59.5/63.5/67.6/71.3/75.4/79.4 inches |
| Front tread size | 60.4 to 80.4 inches |
| Turning radius | - |
Horsepower and engin specs
| Engine capacity | 276 ci or 4.5 L |
| Cylinders | 4 cylinders 8 valves |
| Engine power | 98.9 hp or 73.7 kW |
| Engine RPM | 2100 (rpm) |
| Torque | 274 lb-ft or 371.5 Nm | Torque RPM | 1400 (rpm) |
| Fuel type | diesel |
| Fuel injection | rotary mechanical injection |
| Fuel tank size | 41.7 gal or 157.8 L |
| Oil capacity | 13 qts or 12.3 L |
| Oil change | 250 h |
| Starter motor | - |
| Starter volts | 12 V |
| Parts And Accessories | John Deere 6100D Parts |
| Batteries number | 1 |
| Batteries voltage | 12 V |
| Battries Amps | 180 amps |
| Cold Amps | 925 |
| Ground force | negative |
| Charging system | alternator |
| Charging Volts | - |
| Charging Amps | 70 amps |
| Trans system | John Deere Top Shaft Syncronized (TSS) |
| Trans type | partially synchronzied |
| Trans gears | 9 forward and 3 reverse |
| Clutch system | dry disc |
| Wheel drive | 4x2 2WD |
| Final drive | - |
| Steering | hydrostatic power |
| Braking system | differential mechanical wet disc |
| Cabin type | Folding 2-post ROPS or cab with heat and A/C |
| Differentiel lock | - |
| System | open center |
| Valves | 2 to 3 |
| Pump flow | 17.6 gpm or 66.6 lpm |
| SVC flow | - |
| Steering flow | 6.9 gpm or 26.1 lpm |
| Tank capacity | 15.3 gal or 57.9 L |
| Hydraulic pressure | 2830 psi or 195.1 bar |
| Max flow | - |
| Drawbar type | - |
| Claimed power | - |
| Drawbar horsepower | 74.66 hp or 55.7 kW |
| Fuel consumption | 5.1 gal/hour or 19.3 l/hour |
| Pulling power | 8,962 lbs or 4065 kg |
| Claimed power | 82 hp or 61.1 kW |
| Real power | 89.33 hp or 66.6 kW |
| Engine @RPM | 540@2100 (rpm) |
| PTO Clutch | dry disc |
| Rear PTO | independent |
| Rear PTO RPM | 540 (rpm) |
| Front PTO | - |
| Front PTO RPM | - |
| Mid PTO | - |
| Mid PTO RPM | - |
| Fuel consumption | 5.1 gal/hour or 19.3 l/hour |
| Hitch system | mechanical lower link |
| Rear hitch | II |
| Rear hitch lift | 6,800 lbs or 3084 kg |
| Front hitch | - |
| Front hitch lift | - |
Allis Chalmers HD21
General Infos| Make | 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
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Useful links and guides ....
- John Deere provided us with the latest version of its 6100D service repair manual
- Find All mechanical and electrical parts and accessories of John Deere 6100D farm-tractor here
- Get your Allis Chalmers HD21 manual book version
- Cabine, electrical And mechanical parts for Allis Chalmers HD21 farm-tractor here