Steiner lawn tractors

Steiner 420

The Steiner 420 is a garden tractor produced by Steiner from 1988 to 1997. It features multiple engine options including Onan, Kohler, and Kubota gasoline and diesel 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 990 to 1100 pounds depending on the engine cooling type. The tractor includes four-wheel drive, articulated power steering, disc brakes, and an open operator station. Tires are available in sizes 21x11.00-8 and 20x10.00-8. Electrical system is 12 volts with negative ground.
Power20 hp
Founded-
Model420

Technical Specifications

Detailed specifications and technical data for Steiner 420

Tires
Rear tire21x11.00-8, 20x10.00-8
Front tire21x11.00-8, 20x10.00-8
Engine
Fuel tank6 gal (22.7 L)
Onan P220gasoline, 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), Rated RPM 3600, Starter electric, Starter volts 12
Kubota D600-Bdiesel, 3-cylinder, liquid-cooled, Displacement 599 cc (36.6 ci), Bore/Stroke 2.52x2.45 inches (64 x 62 mm), Power 16.5 hp (12.3 kW), Rated RPM 3600, Starter electric, Starter volts 12
Engine options20HP Onan 781cc 2-cyl gasoline, 22HP Kohler 624cc 2-cyl gasoline, 16.5HP Kubota 599cc 3-cyl diesel, 21HP Kubota 599cc 3-cyl gasoline
Kubota WG600-Bgasoline, 3-cylinder, liquid-cooled, Displacement 599 cc (36.6 ci), Bore/Stroke 2.52x2.45 inches (64 x 62 mm), Power 21 hp (15.7 kW), Rated RPM 3600, Starter electric, Starter volts 12
Kohler Command CH22Qgasoline, 2-cylinder, air-cooled horizontal-shaft V-Twin, Displacement 624 cc (38.1 ci), Bore/Stroke 3.03x2.64 inches (77 x 67 mm), Power 22 hp (16.4 kW), Starter electric, Starter volts 12
Variants
75-70001Onan 20HP air-cooled gas
75-70015Kubota 16HP liquid-cooled diesel
75-70017Kubota 21HP liquid-cooled gas
75-70018Kohler 22HP air-cooled gas
Dimensions
Width44 inches (111 cm)
Height46 inches (116 cm)
Length64 inches (162 cm)
Weight990 lbs (air-cooled) (449 kg), 1100 lbs (liquid-cooled) (498 kg)
Wheelbase38 inches (96 cm)
Electrical
Groundnegative
Battery volts12
Mechanical
FeaturesFour-wheel drive, Articulated power steering, Disc brakes, Open operator station
Production
CategoryGarden tractor
ManufacturerSteiner
Years produced1988 - 1997
Transmission
Gearsinfinite forward and reverse
DetailsSundstrand 15 hydrostatic with Peerless 2500 two-speed transaxles
TransmissionSundstrand hydrostatic
Tractor hitch
Rear Type0 Optional