Honda H2113

Honda H2113The Honda Harmony H2113 is a lawn tractor with Honda GXV390 vertical general-purpose engine (389 cc, 23.7 cu-in) and 974 mm (38 in.) belt-driven twin blade mower deck. The mower deck is adjustable for cutting heights between 25 mm (1 in.) and 96 mm (4 in). The Honda H2113 lawn tractor was produced since 1988.

The Honda GXV390 is air-cooled single-cylinder four-stroke gasoline engine with vertical PTO shaft. This engine has an 88.0 mm (3.46 in) of the cylinder bore and 64.0 mm (2.5 in) of the piston stroke. Compression ratio rating is 7.7:1. The Honda GXV390 motor produces 13.0 HP (9.7 kW) at 3,600 rpm of maximum power and 28.0 Nm (2.8 kg·m, 20.3 ft·lb) at 2,500 rpm of peak torque.

The Honda Harmony H2113 is available with two transmissions:

  • The gear type transmission uses parallel shaft, constant mesh and sliding key. The gear transmission has five forward gears with travel speed from 2.4 km/h to 7.3 km/h (1.5 mph to 4.5 mph), neutral gear and single reverse gear 3.6 km/h (2.2 mph).
  • The hydrostatic transmission has three approximate ground speeds: “Reverse” from 0 to 3.6 km/h (0-2.2 mph), “Mowing” from 0 to 5.2 km/h (0-3.2 mph) and “Transport” from 5.2 to 7.3 km/h (3.2-4.5 mph).

General information

General Specifications
Model Honda H2113GDA / H2113HDA
Modifications H2113GDA – model with gear transmission and side-discharge;
H2113HDA – model hydrostatic transmission and side-discharge;
H2113SDA – model with gear transmission (USA version);
Length GDA/HDA: 1,730 mm (68.2 in)
SDA: 1,670 mm (66.0 in)
Width GDA/HDA: 910 mm (35.8 in)
SDA: 921 mm (36.0 in)
Tractor width with mower deck: 1,250 mm (49 in.)
Height 1,030 mm (40.5 in)
Wheel base 1,135 mm (45.0 in.)
Dry weight (without tines) SDA/GDA: 154.0 kg (340.0 lbs)
HDA: 170.0 kg (375.0 lbs)
CD2038 mower deck: 37.5 kg (83 lbs)
Fuel tank capacity 5.3 l (1.3 US gal.)
Engine model Honda GXV390
Displacement 389 cm3 (23.7 cu-in)
Bore x stroke 88.0 X 64.0 mm (3.46 x 2.5 in)
Max. horsepower 13.0 HP (9.7 kW) at 3600 rpm
Max. torque 28.0 Nm (2.8 kg·m, 20.3 ft·lb) at 2,500 rpm
Carburetor Horizontal type, butterfly valve
Cooling system Forced-air
Ignition system Transistorized magneto ignition
Lubricating system Pressure and splash
Starting system Electric starter
Stoping system Ignition primary circuit ground
Fuel used Unleaded gasoline (octane number 86 or higher)
Transmission and clutch
Gear type transmission
Gear type Parallel shaft, constant mesh, sliding key
Gear selections Five forward, one reverse
Groung speeds First: 2.4 km/h (1.4 mph)
Second: 3.1 km/h (2.0 mph)
Third: 4.9 km/h (3.0 mph)
Fourth: 6.2 km/h (3.9 mph)
Fifth: 7.3 km/h (4.5 mph)
Reverse: 3.6 km/h (2.3 mph)

Hydrostatic type transmission
Hydrostatic type Hydrostatic,fluid drive
Groung speeds Reverse: 0-3.4 km/h (0-2.1 mph)
Mowing: 0-5.2 km/h (0-3.2 mph)
Transport: 5.2-7.3 km/h (3.3-4.5 mph)
Wheels and tires
Front tires size 13×6.5-6
Front tires pressure 98 kPa (1.0 kg/cm2, 14 psi)
Rear tires size 18×8.5-8
Rear tires pressure 69 kPa (0.7 kg/cm2, 10 psi)
Mower Deck
Type Twin blade, belt drive, four-point link, dual anti-scalp rollers, side discharge model
Deck size 974 mm (38 in.)
Height range 25-96 mm (1-4 in.)
Blade brake Mechanical Arms
Adjustments Left-right and front-rear, height adjustment splus anti-scalp roller height adjustments

Maintenance data

Maximum speed 3,300 ± 150 rpm
Idle speed 1,750 ± 150 rpm
Cylinder compression 5.0-8.5 kg/cm2 (71-151 psi) at 600 rpm
Valve clearance
Intake valve 0.10 ± 0.02 (0.004 ± 0.001)
Exhaust valve 0.15 ± 0.02 (0.006 ± 0.001)
Main jet #95
Float height 11.9-14.5 mm (0.47-0.57 in)
Pilot screw opening 2-1/2 turns out
Oil system
Oil type Honda 4-stroke or an equivalent (SF or SG)
Recommended oil SAE 10W-30
Oil capacity 1.1 L (1.2 US gal, 1.0 lmp qt)
Ignition system
Ignition timing 20 ° B.T.D.C (Fixed)
Spark plug NGK: BPR5ES
Spark plug gap 0.7-0.8 mm (0.028-0.031 in)
Primary ignition coil resistance 0.7-0.9 Ω
Secondary ignition coil resistance 6.3-7.7 kΩ
Ignition coil air gap 0.4 ± 0.2 (0.016 ± 0.008)
Starter motor
Brush length 7.2 mm (0.28 in) limit: 3.5 mm (0.14 in)
Mica depth 1.0 mm (0.04 in) limit: 0.2 mm (0.01 in)
Hydrostatic transmission lube
Transmission oil type Honda hydrostatic transmission oil
Transmission oil capacity 3.1 L (3.28 quarts)
Gear transmission lube
Factory sealed, no maintenance required
Blade bolt tightening torque
Blade bolt 60.0 Nm; 6.0 kg·m; 43.4 ft·lb


Honda 38″ mid-mount mower deck
Cutting width 960 mm (38 in)
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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.

1 Comment

  1. What is the largest size tire I can get on rear which has 18×8.5-8? I want better traction for steep hills.

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