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Lawn Tractor · 1988Unverified
Gravely 20-G
Gravely 20-G — Model year 1988-19981999-2001 · 20 hp. Reference specifications; pending source verification.
The Gravely 20-G is a lawn tractor with a 20 hp rated output, positioning it among the higher-powered machines in its class. It was manufactured from 1988 to 2001, equipped with a 2-cylinder petrol air-cooled engine that drives through a two-wheel drive system with an 8-speed gearbox. The listed weight of the Gravely 20-G is 400 kg, and it is designed for use on areas of approximately 200 acres.
Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.
Rated power
20 hp
Weight
400 kg
Catalogue coverage
Variants represented
2
Richest spec table
46 rows
Recorded power
20 hp
Recorded weight
400 kg
Transmissions
8-speed gear
Production years
1988-2001
Verified variants
0
No linked source document is currently displayed; verify critical figures with the manufacturer or dealer.
Hover a source tag to verify
Overview
ManufacturerGravelyReference
Garden tractorReference
Two-wheel driveReference
Manual steeringReference
Mechanical band brakesReference
Open operator station.Reference
Engine
20HP Kohler 770cc 2-cyl gasolineReference
Fuel tank20.1 LReference
Kohler M20SReference
gasolineReference
2-cylinderReference
air-cooledReference
Displacement46.98 ciReference
Bore/Stroke79 x 78 mmReference
Power (gross)14.9 kWReference
Rated RPM3300Reference
StarterelectricReference
Starter volts12Reference
Oil capacity1.4 LReference
Transmission
8-speed gearReference
Typeshaft-driven gearReference
Gears8 forward and 4 reverseReference
Oil capacity5.7 LReference
Oil typeSC10W-30Reference
Dimensions
Wheelbase132 cmReference
Weight400 kgReference
Front tire16x7.50-8Reference
Rear tire23x10.50-12Reference
Lawn/turf front16x7.50-8Reference
Lawn/turf rear23x10.50-12Reference
Length208 cmReference
Width109 cmReference
Height129 cmReference
Gravely 20-G attachments
50" mid-mount mower deckReference
60" mid-mount mower deckReference
snowblowerReference
bladeReference
Electrical
GroundnegativeReference
Charging amps15Reference
Battery volts12Reference
Battery AH42Reference
Battery Group22FReference
Attachment overview
50" mid-mount mower deckReference
60" mid-mount mower deckReference
SnowblowerReference
BladeReference
Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.
