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Ingersoll 4020

Ingersoll 4020 tractor
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The Ingersoll 4020 is a garden tractor produced from 1989 to 2004 as part of the 4000 Series. It features a 20 hp Onan P220G 781cc 2-cylinder air-cooled gasoline engine, hydraulic Hy-Drive transmission with infinite forward and reverse speeds, and two-wheel drive. The tractor offers manual steering with a power steering variant (4020PS). It has an open operator station and supports various attachments including mid-mount mower decks, snowblower, and blade. The 4020 was built in Winneconne, Wisconsin, USA.
Ingersoll 4020garden tractorlawn tractorOnan P220G enginehydraulic transmissionmower decksnowblowerblade4000 Series
Power20 hp
Founded44/48/60" deck
Model4020

Technical Specifications

Detailed specifications and technical data for Ingersoll 4020

Tires

Lawn/turf rear:32x8.00-16
Lawn/turf front:16x6.50-8

Engine

Type:gasoline
Model:Onan P220G
Cooling:air-cooled horizontal-shaft horizontally-opposed
Starter:electric
Cylinders:2-cylinder
Fuel tank:3 gal (11.4 L)
Sparkplug:Champion RS14YC
Bore/Stroke:3.25x2.875 inches (83 x 73 mm)
Compression:7:1
Displacement:781 cc (47.7 ci)
Power (gross):20 hp (14.9 kW)
Sparkplug gap:0.025 inches (0.635 mm)
Starter volts:12
Intake valve clearance:0.005 inches Cold (0.127 mm)
Exhaust valve clearance:0.013 inches Cold (0.330 mm)

Variants

4020PS:power steering

Dimensions

Width:41 inches (104 cm)
Length:72 inches (182 cm)
Wheelbase:48 inches (121 cm)
Rear tread:31.5 inches (80 cm)
4020 Weight:765 lbs (347 kg)
Front tread:33.5 inches (85 cm)
4020PS Weight:805 lbs (365 kg)
Height (hood):38.5 inches (97 cm)
Clearance (rear axle):11 inches (27 cm)
Height (steering wheel):43.5 inches (110 cm)

Electrical

Ground:negative
Battery CCA:300
Battery volts:12
Charging amps:20
Charging volts:12
Charging system:flywheel alternator

Hydraulics

Type:open center
Valves:2
Pressure:2100 psi (transmission) (144.8 bar)
Pressure lift:575 psi (lift) (39.6 bar)
4020 Pump flow:8 gpm (30.3 lpm)
4020PS Pump flow:9.5 gpm (36.0 lpm)

Mechanical

Drive:Two-wheel drive
4020 Steering:manual
4020PS Steering:power
Operator station:Open operator station

Production

Type:Garden tractor
Series:4000 Series
Built in:Winneconne, Wisconsin, USA
Years produced:1989 - 2004

Attachments

Blade:54 inches width (137 cm), front-mount (Ingersoll UB54)
Snowblower:48 inches width (121 cm), front-mount
44" mid-mount mower deck:Ingersoll RN44, 44 inches (111 cm), 3-blade
48" mid-mount mower deck:Ingersoll RM48, 48 inches (121 cm), 3-blade
60" mid-mount mower deck:Ingersoll RM60, 60 inches (152 cm), 3-blade

Transmission

Type:hydraulic drive
Gears:infinite forward and reverse (2-range)
Model:Hy-Drive
Oil change interval:500 h

Tractor hitch

Rear Type:0 Optional

Power Take-off (PTO)

Clutch:electric
Front PTO:independent
Front PTO Type:pulley

Related Models

Ingersoll 4018

Model:4018