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Steiner S-20

Steiner S-20 tractor
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The Steiner S-20 is a garden tractor produced from 1980 to 1987 by Steiner. It features multiple engine options including 20HP Onan gasoline engines and Kubota diesel and gasoline engines. The tractor is equipped with a Sundstrand hydrostatic transmission offering infinite forward and reverse speeds. It has a wheelbase of 38 inches and weighs between 975 to 1010 pounds depending on the engine cooling type. The S-20 includes four-wheel drive, articulated power steering, disc brakes, and an open operator station. Tires are sized 21x11.00-8 on both front and rear. Electrical system includes a 12-volt battery with a flywheel alternator charging system.
Steiner S-20garden tractorlawn tractorOnan engineKubota enginehydrostatic transmissionfour-wheel drivearticulated power steeringdisc brakes
Power-
Founded-
ModelS-20

Technical Specifications

Detailed specifications and technical data for Steiner S-20

Tires

Rear tire:21x11.00-8
Front tire:21x11.00-8

Engine

Fuel tank:6 gal (22.7 L)
Onan B48G:gasoline, 2-cylinder, air-cooled horizontal-shaft opposed twin, Displacement 781 cc (47.7 ci), Bore/Stroke 3.25x2.875 inches (83 x 73 mm), Power 20 hp (14.9 kW), Air cleaner paper element, Compression 7:1, Rated RPM 3600, Starter electric, Starter volts 12, Oil capacity 1.7 qts (1.6 L)
Onan P220:gasoline, 2-cylinder, air-cooled horizontal-shaft opposed twin, Displacement 781 cc (47.7 ci), Bore/Stroke 3.25x2.875 inches (83 x 73 mm), Power 20 hp (14.9 kW), Air cleaner paper element, Compression 7:1, Rated RPM 3600, Starter electric, Starter volts 12, Oil capacity 1.7 qts (1.6 L)
Kubota D600-B:diesel, 3-cylinder, liquid-cooled, Displacement 599 cc (36.6 ci), Bore/Stroke 2.52x2.45 inches (64 x 62 mm), Air cleaner paper element, Compression 23:1, Rated RPM 3600, Starter electric, Starter volts 12, Oil capacity 3.1 qts (2.9 L)
Engine options:20HP Onan 781cc 2-cyl gasoline; Kubota 599cc 3-cyl diesel; Kubota 599cc 3-cyl gasoline
Kubota WG600-B:gasoline, 3-cylinder, liquid-cooled, Displacement 599 cc (36.6 ci), Bore/Stroke 2.52x2.45 inches (64 x 62 mm), Air cleaner paper element, Compression 9.2:1, Rated RPM 3600, Starter electric, Starter volts 12, Oil capacity 3.1 qts (2.9 L)

Features

Brakes:Disc brakes
Steering:Articulated power steering
Mechanical:Four-wheel drive
Operator station:Open operator station

Dimensions

Width:44 inches (111 cm)
Height:46 inches (116 cm)
Length:64 inches (162 cm)
Weight:975 lbs (air-cooled) (442 kg); 1010 lbs (liquid-cooled) (458 kg)
Wheelbase:38 inches (96 cm)

Electrical

Ground:negative
Battery volts:12
Charging amps:15 (B48G); 20 (P220); 12.5 (Kubota)
Charging system:flywheel alternator

Production

Type:Garden tractor
Manufacturer:Steiner
Years produced:1980 - 1987

Transmission

Type:hydrostatic
Gears:infinite forward and reverse
Details:Sundstrand series 15 hydrostatic with Peerless 2500 two-speed transaxles
Transmission:Sundstrand

Tractor hitch

Rear Type:0 Optional