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Sears GT/18

Sears GT/18 tractor
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The Sears GT/18 is a garden tractor built by Roper and distributed by Sears from 1978 to 1980. It features an 18 hp Onan 781cc 2-cylinder gasoline engine, a 6-speed gear transmission by Peerless, and two-wheel drive with manual steering. The tractor has an open operator station and mechanical band brakes. It includes an independent front PTO with a mechanical clutch. The GT/18 weighs 619 lbs (280 kg) and rides on 16x6.50-8 front and 23x10.00-12 rear lawn/turf tires. Attachments available include 42" and 48" mid-mount mower decks, a 46" front blade, snow blower, and front-end loader. Variants include the gear-driven GT/18 and the hydrostatic GT18H. Original price was $2,579 in 1979.
Sears GT/18garden tractorRoperOnan B48M engine18 hpPeerless transmissionlawn tractormower decksnow blowerfront bladefront-end loader
Power-
Founded-
ModelGT/18

Technical Specifications

Detailed specifications and technical data for Sears GT/18

Tires

Rear tire:23x10.00-12
Front tire:16x6.50-8

Engine

Type:gasoline
Model:Onan B48M
Cooling:air-cooled horizontal-shaft opposed twin
Starter:electric
Cylinders:2-cylinder
Fuel tank:3.25 gal (12.3 L)
Bore/Stroke:3.25x2.875 inches (83 x 73 mm)
Displacement:781 cc (47.7 ci)
Oil capacity:1.75 qts (1.7 L)
Power (gross):18 hp (13.4 kW)
Starter volts:12
Oil change interval:25 h

Variants

GT/18:gear
GT18H:hydrostatic

Dimensions

Width:36.5 inches (92 cm)
Height:40 inches (101 cm)
Length:68.5 inches (173 cm)
Shipping weight:619 lbs (280 kg)

Electrical

Ground:negative
Battery volts:12
Charging amps:15
Charging system:alternator

Mechanical

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

Production

Type:Garden tractor
Distributor:Sears
Manufacturer:Roper
Original price:$2,579 in 1979
Production years:1978 - 1980

Attachments

Loader:79 inches height at pin (200 cm), weight 400 lbs (181 kg), bucket width 36 inches (91 cm)
46" Blade:front-mount, 46 inches width (116 cm), 17 inches height (43 cm), 113 lbs (51 kg), manual-lift
Snow blower:front-mount, total width 42 inches (106 cm), weight 253 lbs (114 kg)
42" mid-mount mower deck:42 inches (106 cm), total width 58 inches (147 cm), 3-blade, manual lift, right-discharge, cut height 1.5 to 4.5 inch (3 to 11 cm), weight 172 lbs (78 kg)
48" mid-mount mower deck:48 inches (121 cm), total width 64 inches (162 cm), 3-blade, manual lift, right-discharge, weight 184 lbs (83 kg)

Transmission

Type:belt-driven gear
Brand:Peerless
Gears:6 forward and 2 reverse
Clutch:mechanical idler pulley
Oil type:SAE 30
Oil capacity:5 qts (4.7 L)
Oil change interval:480 h

Serial Numbers

1978:917.25706 (model code)
1979:917.25711 (model code)

Power Take-off (PTO)

Clutch:mechanical
Front PTO:independent

Related Models

Sears GT/16

Model:GT/16

Sears GT/19.9

Model:GT/19.9