Allis Chalmers D21 Series I VS Mahindra eMax 20S specs comparison

Allis Chalmers D21 Series I 1963 comparison online with competitors

Allis Chalmers D21 Series I

General Infos
Make Allis Chalmers
Model D21 Series I
Country United states
Production From 1963  Until 1969
Price -
Tractor type Row Crop tractor
Fuel diesel
Service repair manual Allis Chalmers D21 Series I Manual

Dimensions, sizes and tires
AG front tires 11.00x16
AG rear tires 24.5x32
Lawn front tires -
Lawn rear tires -
Indus front tires -
Indus rear tires -
Weight 9500 lbs or 4309 kg
Length 160.6 inches [407 cm]
Width 91.6 inches [232 cm]
Height -
Wheelbase 96.1 inches [244 cm]
Ground clearance -
Turning radius -
Rear tread size -
Front tread size -
Turning radius -

Horsepower and engin specs
Engine capacity 426 ci or 7.0 L
Cylinders 6 cylinders
Engine power -
Engine RPM 2200 (rpm)
Torque -
Torque RPM -
Fuel type diesel
Fuel injection -
Fuel tank size 52 gal or 196.8 L
Oil capacity 12 qts or 11.4 L
Oil change -
Starter motor -
Starter volts -
Parts And Accessories Allis Chalmers D21 Series I Parts
Electrical and battery specs
Batteries number 2
Batteries voltage 12 V
Battries Amps 95 amps
Cold Amps -
Ground force negative
Charging system Delco-Remy generator
Charging Volts -
Charging Amps 32 amps
Clutch and gearbox specs
Trans system Power Director
Trans type sliding gear
Trans gears 8 forward and 2 reverse
Clutch system dry disc
Cabine and mechanical specs
Wheel drive 4x2 2WD
Final drive -
Steering power
Braking system band actuated disc
Cabin type Open operator station
Differentiel lock -
Hydraulics specifications
System -
Valves -
Pump flow -
SVC flow -
Steering flow -
Tank capacity -
Hydraulic pressure -
Max flow -
Drawbar specifications
Drawbar type -
Claimed power 93 hp or 69.4 kW
Drawbar horsepower 93.09 hp or 69.4 kW
Fuel consumption 7.1 gal/hour or 26.9 l/hour
Pulling power 14,840 lbs or 6731 kg
Power take-off (PTO) specs
Claimed power 103 hp or 76.8 kW
Real power 103.06 hp or 76.9 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 7.1 gal/hour or 26.9 l/hour
3 point hitch specifiations
Hitch system -
Rear hitch III/II
Rear hitch lift -
Front hitch -
Front hitch lift -

Mahindra eMax 20S 2017 comparison online with competitors

Mahindra eMax 20S

General Infos
Make Mahindra
Model eMax 20S
Country India
Production From 2017
Price -
Tractor type Sub Compact Utility tractor
Fuel diesel
Service repair manual Mahindra eMax 20S Manual

Dimensions, sizes and tires
AG front tires -
AG rear tires -
Lawn front tires 18x8.5-10
Lawn rear tires 18x8.5-10
Indus front tires 18x8.5-10
Indus rear tires 26x12-12
Weight 1499 lbs or 679 kg
Length 94 inches [238 cm]
Width 44.5 inches [113 cm]
Height 86.6 inches [219 cm]
Wheelbase -
Ground clearance 8.3 inches [21 cm]
Turning radius -
Rear tread size -
Front tread size -
Turning radius -

Horsepower and engin specs
Engine capacity 60.6 ci or 1.0 L
Cylinders 3 cylinders
Engine power 19.4 hp or 14.5 kW
Engine RPM 3000 (rpm)
Torque -
Torque RPM -
Fuel type diesel
Fuel injection indirect injection
Fuel tank size -
Oil capacity -
Oil change -
Starter motor electric
Starter volts 12 V
Parts And Accessories Mahindra eMax 20S Parts
Electrical and battery specs
Batteries number 1
Batteries voltage 12 V
Battries Amps -
Cold Amps 450
Ground force negative
Charging system alternator
Charging Volts -
Charging Amps 45 amps
Clutch and gearbox specs
Trans system -
Trans type hydrostatic
Trans gears infinite (2-range) forward and reverse
Clutch system -
Cabine and mechanical specs
Wheel drive 4x4 MFWD 4WD
Final drive -
Steering power
Braking system wet disc
Cabin type Two-post folding ROPS
Differentiel lock -
Hydraulics specifications
System open center
Valves 1
Pump flow -
SVC flow -
Steering flow 2.11 gpm or 8.0 lpm
Tank capacity -
Hydraulic pressure -
Max flow 6.97 gpm or 26.4 lpm
Drawbar specifications
Drawbar type -
Claimed power -
Drawbar horsepower -
Fuel consumption -
Pulling power -
Power take-off (PTO) specs
Claimed power 14.2 hp or 10.6 kW
Real power -
Engine @RPM 2500@2875 (rpm)
PTO Clutch -
Rear PTO -
Rear PTO RPM 540 (rpm)
Front PTO -
Front PTO RPM -
Mid PTO -
Mid PTO RPM 2500 (rpm)
Fuel consumption -
3 point hitch specifiations
Hitch system -
Rear hitch IN
Rear hitch lift 1100 lbs or 498 kg
Front hitch -
Front hitch lift -

Related tractor comparison


1963 Allis Chalmers D21 Series I competitors and comparison tool online specs and performance
2016 Zetor Proxima 100HS competitors and comparison tool online specs and performance

Allis Chalmers D21 Series I Zetor Proxima 100HS

2017 Mahindra eMax 20S competitors and comparison tool online specs and performance
2019 Bobcat CT4058 competitors and comparison tool online specs and performance

Mahindra eMax 20S Bobcat CT4058

1963 Allis Chalmers D21 Series I competitors and comparison tool online specs and performance
2014 Massey Ferguson 8727 competitors and comparison tool online specs and performance

Allis Chalmers D21 Series I Massey Ferguson 8727

2017 Mahindra eMax 20S competitors and comparison tool online specs and performance
2019 Bobcat CT2025 competitors and comparison tool online specs and performance

Mahindra eMax 20S Bobcat CT2025

1963 Allis Chalmers D21 Series I competitors and comparison tool online specs and performance
2015 CaseIH Farmall 90C competitors and comparison tool online specs and performance

Allis Chalmers D21 Series I CaseIH Farmall 90C

2017 Mahindra eMax 20S competitors and comparison tool online specs and performance
2018 Kubota M5091N competitors and comparison tool online specs and performance

Mahindra eMax 20S Kubota M5091N


Choose another tractor









Useful links and guides ....