New Holland GT18 garden tractor specs and service data

The New Holland GT18 is a garden tractor model from the GT series, manufactured from 1997 to 2003 by Toro for distributor New Holland. It was available in two-wheel drive (2WD) version.

The New Holland GT18 is equipped with a 624 cc (38.1 cu·in) V-twin gasoline engine with 77.0 mm (3.03 in) of the cylinder bore and 67.0 mm (2.64 in) of the piston stroke, and a shaft-driven hydrostatic transmission with infinite forward and reverse (2-range) gears.

The New Holland GT18 garden tractor features:

The Kohler CH18 gasoline engine which produces 18.2 PS (13.4 kW; 18.0 HP) at 3,600 rpm of horsepower
Manual steering
Mechanical band brakes
Open operator station
Independent front PTO with electric clutch
15.1 liters (4.0 US gal.; 3.3 Imp. gal) fuel tank

General specifications

General Specifications
Model	New Holland GT18
Tractor type	garden tractor
Production years	1997-2003
Factory	–
Dimensions and weight
Length	1,940 mm (76.4 in)
Width	1,010 mm (39.8 in)
Height (steering wheel)	1,140 mm (44.9 in)
Wheel base	1,320 mm (52.0 in)
Ground clearance	170 mm (6.7 in)
Weight	390 kg (860 lbs)
Fuel capacity
Fuel tank capacity	15.1 liters (4.0 US gal.; 3.3 Imp. gal)

Engine

Engine
Engine model	Kohler Command PRO CH18S
Engine type	4-stroke, OHV, V-twin
Displacement	624 cm ³ (38.0 cu-in)
Compression ratio:	8.5:1
Cylinder bore:	77.0 mm (3.03 in)
Piston stroke:	67.0 mm (2.64 in)
Max. horsepower	18.2 PS (13.4 KW; 18.0 HP) at 3,600 rpm
Max. torque	43.6 Nm (4.45 kg·m; 32.2 ft·lb) at 2,200 rpm
Cooling system	Forced air
Air cleaner	Replaceable, paper element
Lubricating system	Full pressure
Ignition system	Electronic ignition
Fuel system	Carburetor with fixed main jet
Fuel used	Unleaded gasoline (octane number 86 or higher)
Starting system	Electric starter
Governor	Mechanical centrifugal governor
PTO shaft rotation	Counterclockwise (from PTO shaft side)
Dimensions (L x W X H)	355 x 451 x 483 mm (14.0 x 17.7 x 19.0 in)
Dry weight	41.0 kg (90.0 lbs)
Compression pressure
Standard:	1.1 MPa (160 psi)
Compression differential limit between cylinders:	15% and less
Oil system
Lubrication system:	Full pressure
Oil type:	API SG, SH, SJ, or higher
Recommended oil:	SAE 10W-30
Oil capacity:	W/o oil filter: 1.7 L (1.8 US. qt, 1.5 Imp. qt.) With oil filter: 1.9 L (2.0 US.qts, 1.7 Imp. qts)
Fuel system
Type:	Carburetor with fixed main jet
Fuel pump:	Pulse type
Fuel filter:	In-line
Ignition system
Type:	Electronic ignition system
Spark plug:	Champion RC12YC
Spark plug gap:	0.76 mm (0.030 in)
Ignition coil air gap	0.280-0.330 mm (0.011-0.013 in)

Transmission and chassis

Chassis, steering and brakes
Chassis	2WD
Steering type	Manual
Brakes	Mechanical band
Transmission
Transmission manufacturer or model	–
Transmission type	Shaft-driven hydrostatic
Gears	Infinite forward and reverse (2-range)
Speed	Forward: 11.9 kmh (7.4 mph) Reverse: 5.5 kmh (3.4 mph)

Tires

Tires
Front tires	Lawn/turf: 16×7.50-8
Rear tires	Lawn/turf: 23×10.50-12

PTO (Power take-off shaft)

PTO
Front PTO type	Independent with electric clutch
Front PTO speed	–

Electrical system

Electrical system
Ground	Negative
Charging system	Alternator
Charging amps	15A
Battery	12V, CCA 380A

Attachments

New Holland: 42″ mid-mount mower deck
Cutting width	1,060 mm (42.0 in)
New Holland: 44″ mid-mount mower deck
Cutting width	1,110 mm (44.0 in)
New Holland: 48″ mid-mount mower deck
Cutting width	1,210 mm (48.0 in)
New Holland: 52″ mid-mount mower deck
Cutting width	1,320 mm (52.0 in)
New Holland: 48″ front-mount blade
Cutting width	1,210 mm (48.0 in)
New Holland: 42″ front-mount single-stage snowblower
Cleaning width	1,060 mm (42.0 in)
New Holland: 44″ front-mount two-stage snowblower
Cleaning width	1,110 mm (44.0 in)

Author: Sergei Wers
About: Co-founder and CEO of a multi-brand auto repair shop (engine repair, chassis repair, body repair and painting) for over 15 years. I have been developing internet sites with technical specifications for more than seven years.

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We try to use official documentation and verify the published data, but errors may occur. In addition, specifications of machinery and equipment may vary depending on markets and modifications. We do not recommend the use of this data for spare parts or repairs. Use official service manuals or parts catalogs for your product.

New Holland GT18