New Holland GT18

New Holland GT18The 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
ModelNew Holland GT18
Tractor typegarden tractor
Production years1997-2003
Dimensions and weight
Length1,940 mm (76.4 in)
Width1,010 mm (39.8 in)
Height (steering wheel)1,140 mm (44.9 in)
Wheel base1,320 mm (52.0 in)
Ground clearance170 mm (6.7 in)
Weight390 kg (860 lbs)
Fuel capacity
Fuel tank capacity15.1 liters (4.0 US gal.; 3.3 Imp. gal)


Engine modelKohler Command PRO CH18S
Engine type4-stroke, OHV, V-twin
Displacement624 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. horsepower18.2 PS (13.4 KW; 18.0 HP) at 3,600 rpm
Max. torque43.6 Nm (4.45 kg·m; 32.2 ft·lb) at 2,200 rpm
Cooling systemForced air
Air cleanerReplaceable, paper element
Lubricating systemFull pressure
Ignition systemElectronic ignition
Fuel systemCarburetor with fixed main jet
Fuel usedUnleaded gasoline (octane number 86 or higher)
Starting systemElectric starter
GovernorMechanical centrifugal governor
PTO shaft rotationCounterclockwise (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 weight41.0 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 gap0.280-0.330 mm (0.011-0.013 in)

Transmission and chassis

Chassis, steering and brakes
Steering typeManual
BrakesMechanical band
Transmission manufacturer or model
Transmission typeShaft-driven hydrostatic
GearsInfinite forward and reverse (2-range)
Speed Forward: 11.9 kmh (7.4 mph)
Reverse: 5.5 kmh (3.4 mph)


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

PTO (Power take-off shaft)

Front PTO typeIndependent with electric clutch
Front PTO speed

Electrical system

Electrical system
Charging systemAlternator
Charging amps15A
Battery12V, CCA 380A


New Holland: 42″ mid-mount mower deck
Cutting width1,060 mm (42.0 in)
New Holland: 44″ mid-mount mower deck
Cutting width1,110 mm (44.0 in)
New Holland: 48″ mid-mount mower deck
Cutting width1,210 mm (48.0 in)
New Holland: 52″ mid-mount mower deck
Cutting width1,320 mm (52.0 in)
New Holland: 48″ front-mount blade
Cutting width1,210 mm (48.0 in)
New Holland: 42″ front-mount single-stage snowblower
Cleaning width1,060 mm (42.0 in)
New Holland: 44″ front-mount two-stage snowblower
Cleaning width1,110 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.

ATTENTION! Dear visitors, this is an informational database of technical specifications, we are not a parts supplier or a marketplace.

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.

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