Jonsered YT46-96043019700 lawn tractor Parts

YT46-96043019700 is a Jonsered YT46 front-engine lawn tractor model. In the owner's manual, it’s identified as “YT46” and includes the operating, safety, maintenance, and product specification details for this riding mower.

How we identify this model

We match the model number to the documentation and model family name used by the manufacturer.

• Model number: YT46-96043019700
• Model family name used in documentation: YT46
• Brand: Jonsered
• Product type: Front-engine lawn tractor

Key specs you can confirm for YT46

These specifications are listed for the YT46 in the operator documentation.

• Fuel: Regular unleaded; up to E10 (10% ethanol)
• Fuel capacity: 2.5 gallons (9.46 L)
• Oil type: SAE 30 (above 32°F), SAE 5W30 (below 32°F)
• Oil capacity: 64 oz with filter, 60 oz without filter
• Spark plug: RC12YC, gap 0.030 in
• Battery: 28 Ah, 230 CCA minimum, case size U1R

Spec	Value
Fuel capacity	2.5 gal (9.46 L)
Max ethanol	E10
Blade bolt torque	45 to 55 ft-lb

Why it matters

Using the correct model identification (YT46-96043019700, family “YT46”) ensures you get the right maintenance procedures, torque specs, and replacement parts such as the lawn tractor ground drive belt, 1/2 x 94-in 592855201 when you service the tractor.

Last updated: February 2026

On the Jonsered YT46-96043019700 lawn tractor, the engine system is made up of fuel, air, ignition, and starting components that work together to create spark and power. For the exact component locations and service intervals for your tractor, use the owner's manual.

Main engine system parts (what they do)

• Fuel tank and fuel lines: store and deliver gasoline to the engine
• Fuel filter: traps debris before it reaches the carburetor (typically replaced seasonally)
• Carburetor: mixes fuel and air for combustion
• Air filter (air cleaner): keeps dust out; a dirty filter can cause poor running and power loss
• Spark plug and ignition system: creates the spark that ignites the fuel-air mixture
• Starter system: battery, starter solenoid, and starter motor crank the engine
• Cooling system parts: grass screen, cooling fins, and shrouds keep the engine from overheating

Parts you may replace when troubleshooting starting problems

If the engine clicks but will not start, these are common electrical parts to check on riding tractors like the YT46-96043019700:

Symptom	Most common checks	Parts often involved
Clicks, no crank	Battery charge, terminal corrosion, wiring connections	Battery, cables, solenoid
Cranks slowly	Weak battery, poor connections	Battery, cables
Cranks but runs poorly	Dirty air filter, stale fuel, clogged fuel filter	Air filter, fuel filter, spark plug

Model-matched examples from the parts list for this tractor include the lawn tractor starter solenoid 582042802 and the battery 532123899.

Why it matters

Knowing the engine system parts helps you diagnose faster. For example, the manual notes that a dirty air filter can keep the engine from running properly, and blocked cooling fins or screens can lead to overheating and engine damage.

Safety note before inspecting engine parts

• Disconnect the spark plug wire before adjusting or repairing
• Let the engine and muffler cool before cleaning debris
• Keep grass and leaves cleared from hot engine and exhaust areas

Last updated: February 2026

The Jonsered YT46-96043019700 lawn tractor uses a 46-inch mower deck (cutting width). For the most accurate confirmation for your exact configuration, we recommend checking the deck and cutting system section in the owner's manual.

How to confirm the deck size on your tractor

• Look for a deck decal or label that lists the cutting width (often “46”).
• Measure blade tip-to-tip across the deck (with the engine off and key removed).
• Measure the deck shell width; it is typically a few inches wider than the cutting width.
• Verify the deck model and belt routing diagram shown in the owner's manual.
• Match your deck parts (mandrel, belt, idlers) to the parts list for this model.

Quick measurement guide (what you should see)

What you measure	Typical result for a 46-in deck	Why it differs
Cutting width	46 in	Defined by blade sweep
Deck shell width	Usually a bit wider than 46 in	Shell overhang and discharge area
Blade-to-blade spacing	Even spacing across deck	Confirms correct blade set and mounting

Why it matters

Deck size affects which blade drive belt, idler pulleys, and mandrel components fit correctly. If you are troubleshooting poor cut quality or belt issues, confirming the 46-inch deck helps you select the right deck drive parts and set the deck level correctly.

Related parts that commonly match deck-size issues

If you are chasing vibration, uneven cutting, or repeated belt problems, these deck-related parts are common suspects on riding mowers:

• Craftsman lawn tractor mandrel shaft 587819701 (spindle/mandrel support)
• Drive v-belt 584453101 (blade drive belt)
• Husqvarna lawn tractor idler pulley 532194327 (belt tension and tracking)

Last updated: February 2026