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Bolens 21HD Super Ride-A-Matic

Bolens 21HD Super Ride-A-Matic tractor
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The Bolens 21HD Super Ride-A-Matic is a 1957 garden tractor from the Ride-A-Matic Series built by Bolens in Port Washington, Wisconsin, USA. It features a 6.5 hp Kohler K161 1-cylinder air-cooled gasoline engine with a 277 cc displacement. The tractor uses a Versa-matic belt-driven CVT transmission with 6 forward and 1 reverse gear, and a variable-geometry drive pulley with six positions. It has a wheelbase of 41.5 inches, weighs 460 lbs, and rides on 4.00x8 front tires and 6-12 rear tires. The tractor is two-wheel drive with manual steering and mechanical band brakes, and an open operator station. Attachments include a 36-inch mid-mount mower deck, a 25-inch snowblower, and a 42-inch front-mount blade.
Bolens 21HDBolens 21HD Super Ride-A-Maticgarden tractor1957Kohler K161 engineVersa-matic transmissionlawn tractormower decksnowblowerblade
Power-
Founded-
Model21HD

Technical Specifications

Detailed specifications and technical data for Bolens 21HD Super Ride-A-Matic

Engine

Type:gasoline
Model:Kohler K161
Power:6.5 hp (4.8 kW)
Cooling:air-cooled
Cylinders:1-cylinder
Fuel tank:1 gal (3.8 L)
Bore/Stroke:2.875x2.50 inches (73 x 64 mm)
Displacement:277 cc (16.94 ci)
Starter type:manual recoil, electric Optional

Overview

Series:Ride-A-Matic Series
Built in:Port Washington, Wisconsin, USA
Category:Garden tractor
Original price:$474 in 1957
Production year:1957

Mechanical

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

Attachments

Note:Garden tractors are capable of using tillers, plows, or other ground-engaging attachments. TractorData does not list details of these attachments.
Blade:42 inches width (106 cm), front-mount
Snowblower:25 inches width (63 cm), front-mount
36" mid-mount mower deck:36 inches (91 cm) cutting width, mid-mount Bolens

Transmission

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

Dimensions & Tires

Width:30.5 inches (77 cm)
Height:37 inches (93 cm)
Length:61.5 inches (156 cm)
Rear tire:6-12
Wheelbase:41.5 inches (105 cm)
Front tire:4.00x8
Rear tread:24.5 inches (62 cm)
Front tread:25.5 inches (64 cm)
Shipping weight:460 lbs (208 kg)

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