Husqvarna YTH21K46 lawn tractor specs and service data

The Husqvarna YTH21K46 is a lawn tractor model manufactured by Husqvarna during 2012. It was available in a two-wheel-drive (2WD) version.

The Husqvarna YTH21K46 is equipped with a 0.6 L (36.4 cu·in) single-cylinder gasoline engine with 94.0 mm (3.7 in) of the cylinder bore and 86.0 mm (3.39 in) of the piston stroke, and a belt-driven hydrostatic transmission with infinite forward and reverse gears.

The Husqvarna YTH21K46 lawn tractor features:

The Kohler SV610 gasoline engine which produces 21.4 PS (15.7 KW; 21.0 HP) at 3,600 rpm of horsepower.
Open operator station
9.5 liters (2.5 US gal.; 2.1 Imp. gal) fuel tank

General specifications

General Specifications
Model	Husqvarna YTH21K46
Tractor type	Lawn tractor
Production years	2012
Factory	–
Dimensions and weight
Length	1,750 mm (68.9 in)
Width	1,210 mm (47.6 in)
Height	1,050 mm (41.3 in)
Wheel base	1,210 mm (47.6 in)
Weight	199 kg (439 lbs)
Fuel capacity
Fuel tank capacity	9.5 liters (2.5 US gal.; 2.1 Imp. gal)

Engine

Engine
Engine model	Kohler SV610
Engine type	Four-stroke, air-cooled
Cylinders	1
Fuel type	Gasoline
Displacement	597 cm³, (36.4 cu·in)
Bore and stroke	94.0 mm X 86.0 mm (3.70 in X 3.39 in)
Compression ratio	8.5:1
Horsepower	21.4 PS (15.7 KW; 21.0 HP) at 3,600 rpm
Starter	Electric
Oil system
Lubrication system:	Full pressurized
Oil type:	API SJ or higher
Recommended oil:	SAE 10W-30
Oil capacity (with filter):	1.5 L (1.6 US.qts, 1.32 Imp. qts)
Ignition system
Spark plug:	Champion RC12YC
Spark plug gap:	0.76 mm (0.0299 in)
Spark plug torque:	27 N·m (2.8 kg·m, 19.9 ft·lb)
Valve clearance
Intake valve clearance:	0.127 mm (0.005 in)
Exhaust valve clearance:	0.178 mm (0.007 in)

Transmission and chassis

Chassis, steering and brakes
Chassis	4×2 2WD
Steering type	–
Brakes	–
Transmission
Transmission manufacturer or model	Tuff Torq K46
Transmission type	Belt-driven hydrostatic
Gears	Infinite forward and reverse
Speed	Forward: 8.4 kmh (5.2 mph) Reverse: 4.7 kmh (2.9 mph)

Tires

Tires
Front tires	Lawn/turf: 15×6-6
Rear tires	Lawn/turf: 20×8-8

PTO (Power take-off shaft)

PTO
Middle PTO type	Independent with manual clutch
Middle PTO speed	–

Electrical system

Electrical system
Ground	Negative
Charging system	–
Charging amps	–
Battery	12V, Group U1R, 28Ah, CCA 230A

Attachments

Husqvarna (46 inches), mid-mount, 2-blade mower deck
Cutting width	1,160 mm (46 in)
Cut height	30-100 mm (1.5-4.0 in)
Cut position	6

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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.

Husqvarna YTH21K46