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Cub Cadet 109

The Cub Cadet 109 is a garden tractor produced from 1971 to 1974 by Cub Cadet, a part of International Harvester. It features a 10 hp Kohler K241A 391cc 1-cylinder air-cooled gasoline engine, hydrostatic transmission with infinite forward and reverse speeds, and two-wheel drive. The tractor was built in Louisville, Kentucky, USA. It has mechanical disc brakes, manual steering, and an open operator station. The 109 model supports various mid-mount mower decks and snowblower attachments. It uses a sleeve hitch optionally and has an independent front PTO with a mechanical clutch. The electrical system includes a 12-volt battery, a Delco-Remy generator charging system rated at 15 amps, and negative ground. Dimensions include a 44-inch wheelbase, 69-inch length, and 33-inch width. Tires are 4.80/4.00-8 front and 6-12 rear. The 109 variant is hydrostatic, while the related 108 model uses a gear transmission.
Cub Cadet 109garden tractorKohler K241A enginehydrostatic transmissionlawn tractor10 hp tractorCub Cadet attachmentstractor dimensions
Power10 hp
Founded38/44/50" deck
Model109

Technical Specifications

Detailed specifications and technical data for Cub Cadet 109

Engine

Type:gasoline, 1-cylinder, air-cooled
Model:Kohler K241A
Power:10 hp (7.5 kW)
Idle RPM:1000-3800
Fuel tank:2 gal (7.6 L)
Point gap:0.020 inches (0.508 mm)
Rated RPM:3600
Sparkplug:Champion H-10
Air cleaner:dry cartridge
Bore/Stroke:3.25x2.875 inches (83 x 73 mm)
Displacement:391 cc (23.9 ci)
Oil capacity:1.5 qts (1.4 L)
Sparkplug gap:0.025 inches (0.635 mm)
Starter volts:12
Oil change interval:30 h
Intake valve clearance:0.010 inches (0.254 mm) Cold
Exhaust valve clearance:0.020 inches (0.508 mm) Cold

Variants

108:gear
109:hydrostatic

Electrical

Ground:negative
Battery volts:12
Charging amps:15
Charging system:Delco-Remy generator

Mechanical

Drive:Two-wheel drive
Brakes:Mechanical disc brakes
Steering:manual
Operator station:Open operator station

Production

Built in:Louisville, Kentucky, USA
Years made:1971 - 1974

Attachments

36" Snow blower:Cub Cadet QA-36A, 36 inches width (91 cm), front-mount, manual-lift
42" Snow blower:Cub Cadet QA-42A, 42 inches width (106 cm), front-mount, manual-lift
38" mid-mount mower deck:38 inches (96 cm), 3-blade, Cut height: 1 to 4 inch (2 to 10 cm), Belt: IH490489-R2 (PTO), Belt: 754-3002 (deck)
44" mid-mount mower deck:44 inches (111 cm), 3-blade, Cut height: 1 to 4 inch (2 to 10 cm), Belt: IH-59971-C1 (PTO), Belt: 754-3004 (deck)
50" mid-mount mower deck:50 inches (127 cm), 3-blade, Cut height: 1 to 4 inch (2 to 10 cm), Belt: IH-59971-C1 (PTO), Belt: 754-3005 (deck)

Transmission

Type:hydrostatic
Gears:infinite forward and reverse
Oil type:IH Hy-Tran
Oil capacity:7 qts (6.6 L)

Tractor hitch

Type:sleeve hitch (optional)

Serial Numbers

1971:400001
1972:417643
1973:457305
1974:495749
Final:529811
Serial Number Location:Tractor's rear-drive housing, or the left side of the tractor frame (after February 1974)

Dimensions & Tires

Width:33 inches (83 cm)
Length:69 inches (175 cm)
Rear tire:6-12
Wheelbase:44 inches (111 cm)
Front tire:4.80/4.00-8
Rear tread:27 inches (68 cm)
Front tread:27 inches (68 cm)
Ground clearance:6 inches (15 cm)
Height (steering wheel):41 inches (104 cm)

Power Take-off (PTO)

Clutch:mechanical
Front PTO:independent

Related Models

Cub Cadet 108

Model:108