The Husqvarna YTH21K46 lawn tractor weighs 439 lb (199 kg) using its published weight. That places it around the 36th percentile among comparable lawn tractors, in the lower-middle weight range of its peer group. With 21 hp (15.7 kW), it carries about 20.9 lb of published weight per horsepower.
Engine power
21 hp (15.7 kW)
Transmission
belt-driven hydrostatic
Displacement
597 cc (36.43 cu in)
Weight
439 lb (199 kg)
How this model compares
Low average and high benchmarks for comparable lawn tractors in this dataset.
Overview
Identity & ownership
Manufacturer
Husqvarna
Distributor
Husqvarna
Equipment type
Lawn tractor
Model years
2010 – 2012
Original price
$1600 in 2013
Fuel tank
2.5 gal (9.5 L)
Engine
Power & service data
Displacement
597 cc (36.43 cu in)
Bore / stroke
3.701 × 3.386 in (94 × 86 mm)
Engine power
21 hp (15.7 kW)
Compression
8.5:1
Oil capacity
1.6 qts 1.5 L
Oil change interval
50 h
Spark plug
Champion RC12YC
Spark plug gap
0.030 inches 0.762 mm
Transmission
Drive system
Transmission
Tuff Torq K46
Type
belt-driven hydrostatic
Gears
infinite forward and reverse
Transmission service
Sealed unit; owner service is not recommended
Dimensions & tires
Size, weight & tire data
Weight
439 lb (199 kg)
Wheelbase
48 in (121 cm)
Length
69.2 in (175 cm)
Width
48 in (121 cm)
Height
41.4 in (105 cm)
Front axle
Cast-iron
Front tire
15×6-6
Rear tire
20×8-8
Electrical & PTO
Battery, charging & PTO
PTO clutch
manual
Mid PTO
independent
Charging amps
3 (battery) · 5 (headlights)
Battery volts
12
Battery amp-hours
28
Battery CCA
230
Battery group
U1R
Specifications are provided as a reference from published TractorData information. Verify critical service values with the applicable operator or service manual. Husqvarna website






