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Bolens 20HD Ride-A-Matic

The Bolens 20HD Ride-A-Matic is a garden tractor produced from 1956 to 1957 by Bolens in Port Washington, Wisconsin, USA. It features a 3.6 hp Kohler K90 145cc 1-cylinder air-cooled gasoline engine with manual recoil start. The tractor uses a Versa-matic belt-driven CVT transmission with 6 forward and 1 reverse gear, controlled by a variable-geometry drive pulley with six positions and interchangeable drive sprockets for high and low ranges. It has two-wheel drive, manual steering, mechanical band brakes, and an open operator station. Dimensions include a 40-inch wheelbase, 60-inch length, 30.5-inch width, and 35.25-inch height, with a shipping weight of 330 lbs. Tires are 4.00x8 front and 6-12 rear. Attachments available include a 30-inch front-mount mower deck, 42-inch blade, and 25-inch snow blower, all front-mount and manual lift. The serial number plate is located on the right side of the tractor frame ahead of the rear wheel.
Bolens 20HDRide-A-Maticgarden tractorKohler K90 engineVersa-matic transmission3.6 hp19561957mower decksnow blowerbladetractor specifications
Power-
Founded-
Model20HD

Technical Specifications

Detailed specifications and technical data for Bolens 20HD Ride-A-Matic

Tires

Lawn/turf rear:6-12
Lawn/turf front:4.00x8

Engine

Type:gasoline
Model:Kohler K90
Power:3.6 hp (2.7 kW)
Cooling:air-cooled
Cylinders:1-cylinder
Fuel tank:1 gal (3.8 L)
Bore/Stroke:2.375x2.00 inches (60 x 51 mm)
Displacement:145 cc (8.86 ci)
Starter type:manual recoil

Overview

Series:Ride-A-Matic Series
Built in:Port Washington, Wisconsin, USA
Category:Garden tractor
Original price:$415 in 1957
Production years:1956 - 1957

Dimensions

Width:30.5 inches (77 cm)
Height:35.25 inches (89 cm)
Length:60 inches (152 cm)
Wheelbase:40 inches (101 cm)
Rear tread:24.5 inches (62 cm)
Front tread:24.5 inches (62 cm)
Shipping weight:330 lbs (149 kg)
Ground clearance:9 inches (22 cm)

Mechanical

Drive:Two-wheel drive
Brakes:Mechanical band brakes
Steering:Manual steering
Operator station:Open operator station

References

Publication:Ride-a-matic published in 1957, by Bolens

Attachments

Note:Garden tractors are capable of using tillers, plows, or other ground-engaging attachments. TractorData does not list details of these attachments.
42" Blade:Bolens, front-mount, 42 inches width (106 cm)
25" Snow blower:Bolens, front-mount, manual-lift, 25 inches width (63 cm)
30" front-mount mower deck:front-mount Bolens, 2-blade with manual lift, 30 inches (76 cm) cutting width

Transmission

Name:Versa-matic
Type:belt-driven CVT
Gears:6 forward and 1 reverse
Description:Variable-geometry drive pulley with six positions on the control lever. Interchangeable drive sprockets provides high and low ranges.

Serial Number Location

Location:Serial number plate on the right side of the tractor frame, just ahead of the rear wheel.