General Information
Tractor Model ………………… Husqvarna YTH20K46
Tractor Type ………………… Lawn tractor
Manufacture Years ………………… 2009
Fuel Type ………………… Gasoline
Attachments ………………… Mower Deck
Husqvarna YTH20K46 Engine
Engine Model ………………… Kohler Courage SV600
Engine Type ………………… Gasoline, 4-cycle single-cylinder vertical shaft air-cooled
Number of Cylinders ………………… 1
Displacement, cu.in (cc) ………………… 36.4 (597)
Engine Bore, in (mm) ………………… 3.70 (94.0)
Engine Stroke, in (mm) ………………… 3.38 (86.0)
Rated Engine Power, hp (kW) ………………… 20.0 (14.9)
Rated Engine Speed, rpm ………………… 3600
Low Idle Speed, rpm ………………… 1450-1550
Maximum Torque, Nm (ft-lbs) ………………… 44.2 (32.0)
Torque Speed, rpm ………………… 2800
Compression ………………… 8.5:1
Fuel System Type ………………… Carburetor
Carburetor Type ………………… Fixed main jet
Fuel Pump ………………… Pulse type
Governor ………………… Mechanical
Lubrication ………………… Full pressure
Oil filter ………………… Full-flow type
Air Cleaner ………………… Replaceable, paper element
Spark Plug Type ………………… Champion RC12YC or QC12YC
Spark Plug Gap, in (mm) ………………… 0.030 (0.76)
Module Air Gap, in (mm) ………………… 0.008-0.012 (0.203-0.305)
Intake Valve Clearance, in (mm) ………………… 0.0015-0.0030 (0.038-0.076)
Exhaust Valve Clearance, in (mm) ………………… 0.0020-0.0035 (0.050-0.088)
Fuel Tank Capacity, gal (L) ………………… 2.5 (9.5)
Oil Capacity, qts (L) ………………… 1.6 (1.5)
Electrical System
Electrical System Rating, Volts ………………… 12
Charging System Rating, Amps ………………… 8A
Starter Type ………………… Electric
Number of Batteries ………………… 1
Battery Rating ………………… 12V, 400 CCA
Battery, AH ………………… 28
Electric Ground ………………… Negative
Power Take Off
PTO Operational Type ………………… Independent
PTO Clutch ………………… Manual
PTO Speed, rpm ………………… 3600
Husqvarna YTH20K46 Transmission
Transmission Model ………………… Tuff Torq K46
Transmission Type ………………… Belt-driven hydrostatic
Number of Forward Gears ………………… Infinite
Number of Reverse Gears ………………… Infinite
Drive Train ………………… Transaxle with foot-controlled variable speed drive
Reduction Ratio ………………… 21.53:1
Axle Shaft Size, in (mm) ………………… 0.75 (19.1)
Transaxle Capacity, qts (L) ………………… 2.8 (2.6)
Maximum Forward Speed, mph (kph) ………………… 5.2 (8.4)
Maximum Reverse Speed, mph (kph) ………………… 2.9 (4.7)
Wheels and Tires
Drive Wheels ………………… 2WD 4×2
Steering Configuration ………………… Front steer
Steering System ………………… Manual
Brakes Type ………………… Disc
Front Tire Size ………………… 15×6.00-6
Rear Tire Size ………………… 18×8.50-10
Dimensions and Weight
Wheelbase, in (mm) ………………… 48 (1220)
Length, in (mm) ………………… 69.2 (1750)
Height, in (mm) ………………… 41.5 (1050)
Overall Width, in (mm) ………………… 50 (1265)
Ground Clearance, in (mm) ………………… 6.5 (165)
Weight, lb (kg) ………………… 491 (223)
Husqvarna YTH20K46 Attachments
46″ Mower Deck
Mower Deck Type ………………… Mid-mount
Number of Blades ………………… 3
Cutting Methods ………………… Side discharge
Cutting Deck Type ………………… Stamped, reinforced
Cutting Width, in (mm) ………………… 46 (1160)
Overall Width, in (mm) ………………… 57 (1440)
Cutting Height, in (mm) ………………… 1.5-4.5 (37-115)
Cut Positions ………………… 6
Deck Drive ………………… Belt
Spindle Material ………………… Aluminum
Anti-Scalp Wheels ………………… 4
Lift System ………………… Mechanical