Ingersoll 4020

Ingersoll 4020The Ingersoll 4020 is a 2WD garden tractor from the 4000 series. This tractor was manufactured by Ingersoll in Winneconne, Wisconsin, USA from 1989 to 2004. The Ingersoll 4020 is equipped with a 0.8 L (47.7 cu·in) two-cylinder gasoline engine and a hydraulic drive transmission with infinite forward and reverse (2-range) gears.

The Ingersoll 4020 garden tractor used the Onan P220G engine. It is a 0.8 L, 781 cm2, (47.7 cu·in) two-cylinder natural aspirated gasoline engine with 83.0 mm (3.27 in) of the cylinder bore and 73.0 mm (2.87 in) of the piston stroke. The compression ratio rating is 7.0:1. This engine produced 20.3 PS (14.9 kW; 20.0 HP) at 3,600 rpm of output power.

The Ingersoll 4020 is equipped with manual (4020) or power (4020ps) steering, open operator station and 11.4 liters (3 US gal.; 2.5 Imp. gal) fuel tank.

Following attachments are available for the Ingersoll 4020 garden tractor:

  • Mid-mount Ingersoll RN44 1,110 mm (44 inches) mower deck with 3-deck
  • Mid-mount Ingersoll RM48 1,210 mm (48 inches) mower deck with 3-deck
  • Mid-mount Ingersoll RM60 1,520 mm (60 inches) mower deck with 3-deck
  • Front-mount Ingersoll UB54 1,370 mm (54 inches) deck
  • Front-mount Ingersoll SB48 1,210 mm (48 inches) snow blower

Ingersoll 4020 Specifications

General Specifications
ModelIngersoll 4020
Length1,820 mm (71.7 in)
Width1,040 mm (40.9 in)
Height (steering wheel)1,100 mm (43.3 in)
Wheel base1,210 mm (47.6 in)
Ground clearance (rear axle)270 mm (10.6 in)
Weight 4020: 347 kg (765 lbs)
4020PS: 365 kg (805 lbs)
Fuel tank capacity11.4 liters (3 US gal.; 2.5 Imp. gal)
Battery12V, CCA 300A
Cabin typeOpen operator station
Engine modelOnan P220G
Engine typeFour-stroke, air-cooled, horizontally-opposed
Fuel typeGasoline
Displacement0.8 L, 781 cm2, (47.7 cu·in)
Bore and stroke83.0 mm X 73.0 mm (3.27 in X 2.87 in)
Compression ratio7.0:1
Horsepower20.3 PS (14.9 kW; 20.0 HP) at 3,600 rpm
Spark plugChampion RS14YC
Transmission and chassis
Chassis4×2 2WD
Steering typeManual (4020) or power (4020PS)
Transmission modelHy-Drive
Transmission typeHydraulic drive
GearsInfinite forward and reverse (2-range)
Speed Forward: 14.0 kmh (8.7 mph) Reverse: kmh (0 mph)
Front tires Lawn/turf: 16×6.50-8
Rear tires Lawn/turf: 32×8.00-16
Three-Point Hitch
Category0 (optional)
Control type
Lift capacity (at ends)
Hydraulic system
Hydraulic typeOpen center
Pressure Transmission: 2100 psi (144.8 bar)
Lift: 575 psi (39.6 bar)
Pump flow8.0 gpm (30.3 lpm)
Total flow9.5 gpm (36 lpm)
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