Sears Tri-Cut

The Sears Tri-Cut is a tractor produced by Sears Lawn Tractors. It is equipped with a 304 cc 18.56 ci engine. The listed engine power is Gasoline (gross): 5.6 hp / 4.2 kW; Gasoline (gross): 5.75 hp / 4.3 kW; Gasoline (gross): 7 hp / 5.2 kW. Transmission: 1 forward and reverse. Operating weight: 475 lbs 215 kg.

Overview

	1957 - 1959 Riding lawn mowerDavid Bradley built Riding lawn mower David Bradley built

Production
Distributor	Sears
Manufacturer	David Bradley
Riding lawn mower
Built in Bradley, Illinois, USA
Original price	$470 (1958 6hp 47-inch )
	$770 (1959 7hp 58-inch )

Mechanical
Two-wheel drive
Manual steering
Open operator station.

Power Take-off (PTO)
Mid PTO	independent
Clutch	manual

Dimensions & Tires
Wheelbase	38 inches 96 cm
Weight	475 lbs 215 kg
Front tire	3.25-10.25
Rear tire	4.80-7
Full dimensions and tires ...

Electrical
Ground	negative
Battery volts	12

References
Service - David Bradley (Div. 32 No. 9) published in 1959

Engine

Engine options
5.6HP Wisconsin 1-cyl gasoline
5.75HP Briggs & Stratton 1-cyl gasoline
7HP Briggs & Stratton 304cc 1-cyl gasoline

Engine Detail — Gasoline

Manufacturer	Wisconsin
Fuel Type	Gasoline
Configuration	1-cylinder, air-cooled horizontal-shaft
Original engine, used on 1957 and 1958 models.
Power (gross)	5.6 hp 4.2 kW
Starter	manual recoil
	electric OptOptional
Starter volts	6

Engine Detail — Gasoline

Manufacturer	Briggs & Stratton
Fuel Type	Gasoline
Configuration	1-cylinder, air-cooled horizontal-shaft
The Briggs engine was used beginning in 1959.
Power (gross)	5.75 hp 4.3 kW
Starter	manual recoil
	electric OptOptional
Starter volts	12
Oil capacity	1.4 qts 1.3 L

Engine Detail — 304 cc / 18.56 ci Gasoline

Manufacturer	Briggs & Stratton 19
Fuel Type	Gasoline
Configuration	1-cylinder, air-cooled horizontal-shaft
The 7hp engine was used on the Tri-Cut with a 58-inch mower deck.
Displacement	304 cc 18.56 ci
Bore/Stroke	3.00x2.875 inches 76 x 73 mm
Power (gross)	7 hp 5.2 kW
Fuel system	carburetor
Air cleaner	oil bath
Torque	11.95 lb-ft 16.2 Nm
Torque RPM	2400
Starter	manual recoil
	electric OptOptional
Starter volts	6
Oil capacity	1.5 qts 1.4 L

Transmission

Transmission options
2-speed
1-speed

Transmission — 2 forward and 1 reverse

Gears	2 forward and 1 reverse

Transmission — 1 forward and reverse

Gears	1 forward and reverse

Dimensions

Sears Tri-Cut Tires
Lawn/turf front	3.25-10.25 (47)
	4.50-6 (58)
Lawn/turf rear	4.80-7 (47)
	4.80-8 (58)

Dimensions
Wheelbase	38 inches 96 cm
Length	53 inches 134 cm
Shipping weight	475 lbs 215 kg
Rear tread	35.5 inches 90 cm

Attachments

Attachment overview
47" mid-mount mower deck
58" mid-mount mower deck

Photos

Sears Tri-Cut tractor photo