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Home / Lawn and Garden Tractors / Husqvarna Lawn Tractors / Husqvarna LTH17538

Husqvarna LTH17538 Lawn Tractor

The Husqvarna LTH17538 lawn tractor was manufactured between 2020 and 2022. The Husqvarna LTH17538 driveline consists of Briggs and Stratton 31R977 Intek single cylinder OHV vertical shaft air-cooled gasoline engine and Tuff Torq K46 BA belt-driven hydrostatic transmission with infinite forward and reverse gears.

A 30.5 cubic inches (500 cc) engine has a cylinder bore of 3.56" (91 mm), piston stroke of 3.06" (78 mm), and rated power of 17.5 hp (13 kW). The fuel system has a float fixed main jet carburetor and integral type fuel pump. The maximum forward speed - 5.5 mph (8.8 kph), maximum reverse speed - 2.5 mph (4 kph).

The Husqvarna LTH17538 riding mower is equipped with a manual steering, pneumatic wheels, 15x6.00-6 front tires, and 20x8.00-8 rear tires. Compatible attachments for the lawn tractor: 44", 48" or 60" mid-mount mower decks with a cutting height of 1.0-4.0 inches (25-102 mm), a 46" front blade and 42" front-mount single-stage snow blower with a mechanical lift system.

Engine
Engine Model Briggs and Stratton 31R977 Intek
Engine Type 4-cycle single cylinder OHV vertical shaft air-cooled gasoline engine
Number of Cylinders 1
Displacement, cu.in (cc) 30.5 (500)
Cylinder Bore, in (mm) 3.56 (91.0)
Piston Stroke, in (mm) 3.06 (78.0)
Rated Engine Power, hp (kW) 17.5 (13.0)
Rated Engine Speed, rpm 3600
Idle Speed, rpm 1750
Cylinder Bore Type Cast iron sleeve
Fuel System Type Carburetor
Carburetor Type Float
Fuel Pump Integral type
Governor Type Mechanical
Lubrication System Oil pump with filter
Air Cleaner Dual element
Cooling System Forced air
Ignition System Electronic
Spark Plug Type Champion RC12YC
Spark Plug Gap, in (mm) 0.03 (0.76)
Armature Air Gap, in (mm) 0.010-0.014 (0.25-0.36)
Valve Clearance (Intake), in (mm) 0.003-0.005 (0.08-0.13)
Valve Clearance (Exhaust), in (mm) 0.005-0.007 (0.13-0.18)
Fuel Tank Capacity, gal (L) 1.5 (5.7)
Oil Capacity, qts (L) 1.51 (1.42)

Electrical System
Electrical System Rating, Volts 12
Charging System Rating, Amps 8
Starter Type Electric
Number of Batteries 1
Battery CCA 300
Electric Ground Negative

Power Take-Off
PTO Operational Type Independent
PTO Clutch Mechanical
PTO Speed, rpm 3000

Transmission
Transmission Model Tuff Torq K46 BA
Transmission Type Belt-driven hydrostatic
Number of Forward Gears Infinite
Number of Reverse Gears Infinite
Drive Train Transaxle with foot-controlled variable speed drive
Axle Shaft Size, in (mm) 0.75 (19.1)
Maximum Forward Speed, mph (kph) 5.5 (8.8)
Maximum Reverse Speed, mph (kph) 2.5 (4.0)

Wheels and Tires
Drive Wheels 2WD 4x2
Front Axle Cast-iron
Steering Configuration Front steer
Steering System Manual
Tire Type Pneumatic wheels
Front Tire Size 15x6.00-6
Rear Tire Size 20x8.00-8

Dimensions and Weight
Wheelbase, in (mm) 46.8 (1190)
Length, in (mm) 69 (1760)
Height, in (mm) 41.5 (1050)
Overall Width (Max), in (mm) 49 (1245)
Overall Width (Min), in (mm) 40 (1015)
Weight, lb (kg) 381 (174)

38" Mower Deck
Mower Deck Type Mid-mount
Mower Deck Construction Stamped, reinforced
Mower Deck Material 13-Gauge steel
Cutting Methods Collect, mulch, side discharge
Number of Blades 2
Blade Engagement Manual
Cutting Width, in (mm) 38 (965)
Cutting Height, in (mm) 1.5-4.0 (38-101)
Spindle Material Aluminum
Cut Positions 6
Anti-Scalp Wheels 2
Deck Drive Belt
Lift System Mechanical, hand operated

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