Sears

GT/19.9

Lawn tractor · 1978–1980 · 19 hp

The Sears GT/19.9 is a lawn tractor manufactured from 1978 to 1980. It features a Onan N52M engine, and manual steering. The transmission is a belt-driven gear type with 6 forward and 2 reverse.

Engine

EngineOnan N52M
Fuel Typegasoline
Cylinders2
Coolingair-cooled horizontal-shaft opposed twin
Displacement52.2 ci (855 cc)
Bore3.56 in (90 mm)
Stroke2.63 in (67 mm)
Compression Ratio6.5
Power Gross19.9 hp (14.8 kW)
Starter Volts12
Starter Typeelectric
Oil Capacity1.75 qts (1.7 L)
ManufacturerOnan
Rated3,600 RPM
Oil Change Interval Hours25

Transmission

Transmission Typebelt-driven gear
Gears6 forward and 2 reverse
Transmission DescriptionThree gears (1-3) plus reverse (R) in two ranges (low/high).
Clutchmechanical idler pulley
Oil Capacity5 qts (4.7 L)
Oil TypeSAE 30
Available Options6-speed gear

PTO

Front Typeindependent
Clutchmechanical

Electrical

Battery Volts12
Charging Amps15
Charging Systemalternator
Groundnegative

Dimensions

Length68.5 in (173 cm)
Width36.5 in (92 cm)
Height40 in (101 cm)

Weight

Weight636 lbs (288 kg)
Shipping636 lbs (288 kg)

Tires & Tracks

Front Ag16x6.50-8
Rear Ag23x10.00-12

Fuel

Capacity3.25 gal (12.3 L)

Steering

Typemanual