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Cub Cadet 81

Cub Cadet 81 tractor
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The Cub Cadet 81 is a lawn tractor produced from 1977 to 1979 by Cub Cadet, a part of International Harvester. It features an 8 hp Briggs & Stratton 318cc 1-cylinder air-cooled gasoline engine, a 3-speed belt-driven gear transmission with 3 forward and 1 reverse gears, and two-wheel drive with manual steering. The tractor has an open operator station and rides on 13x5.00-6 front and 18x8.50-8 rear lawn/turf tires. Dimensions include a 43 inch (109 cm) wheelbase, 61 inch (154 cm) length, and a shipping weight of 420 lbs (190 kg). Electrical system is 12 volts with negative ground. Attachments available include a 36" mid-mount mower deck, 42" front-mount blade, and 36" front-mount snow blower. Variants include the Cadet 80 with hydrostatic drive and the Cadet 81 with gear drive.
Cub Cadet 81lawn tractorBriggs & Stratton engine8 hp3-speed transmissionmower decksnow blowertractor specifications
Power8 hp
Founded36" deck
Model81

Technical Specifications

Detailed specifications and technical data for Cub Cadet 81

Power

Power:8 hp

Tires

Lawn/turf rear:18x8.50-8
Lawn/turf front:13x5.00-6

Engine

Power:8 hp (6.0 kW)
Cooling:air-cooled
Starter:electric
Cylinders:1-cylinder
Fuel type:gasoline
Air cleaner:oiled foam
Bore/Stroke:3.00x2.75 inches (76 x 70 mm)
Displacement:318 cc (19.44 ci)
Engine detail:Briggs & Stratton 191707
Starter volts:12

Variants

Cadet 80:hydrostatic
Cadet 81:gear drive

Dimensions

Length:61 inches (154 cm)
Wheelbase:43 inches (109 cm)
Shipping weight:420 lbs (190 kg)

Electrical

Ground:negative
Battery volts:12

Mechanical

Drive:Two-wheel drive
Steering:manual
Operator station:Open operator station.

Production

Type:Lawn tractor
Manufacturer:Cub Cadet (a part of International Harvester)
Years produced:1977 - 1979

Attachments

42" Blade:Cub Cadet, front-mount, 42 inches width (106 cm), manual-lift, manual-angle
36" Snow blower:Cub Cadet C-36, 36 inches width (91 cm), front-mount, manual-lift
36" mid-mount mower deck:mid-mount Cub Cadet, 2-blade with manual lift, Cutting width 36 inches (91 cm), Cut height 1.5 to 4.5 inch (3 to 11 cm)

Transmission

Type:belt-driven gear
Gears:3 forward and 1 reverse
Speeds:3-speed gear

Related Models

Cub Cadet 111

Model:111

Cub Cadet 76

Model:76