174368, 532174368 Mower Deck Belt, 48" Husqvarna AYP Poulan Jonsered, 90"
174368 mower deck belt in branded packaging for 48-inch Husqvarna, AYP, and Poulan lawn mowers.
Infographic showing specifications for 174368 mower deck belt with 5/8 inch width and 90 inch length dimensions.
174368 mower deck belt compatibility chart for 48-inch Husqvarna, AYP, and Poulan mowers.
Infographic guide for identifying the correct 174368 mower deck belt for 48-inch cutting decks.
174368 mower deck belt compatibility chart for 48-inch Husqvarna, AYP, and Poulan lawn mowers.
Infographic showing 174368 mower deck belt construction with aramid fiber cords and chloroprene rubber details.
174368 mower deck belt for 48-inch Husqvarna and AYP lawn mowers shown with troubleshooting guide graphic.
Installation guide for 174368 mower deck belt showing pulley maintenance tips for Husqvarna and AYP mowers.
BlueStars 174368 mower deck belt for 48-inch Husqvarna, AYP, and Poulan mowers.
Replacement 174368 mower deck belt shown with installation instructions for Husqvarna and AYP lawn tractors.
174368 mower deck belt in branded packaging for 48-inch Husqvarna, AYP, and Poulan lawn mowers.
Infographic showing specifications for 174368 mower deck belt with 5/8 inch width and 90 inch length dimensions.
174368 mower deck belt compatibility chart for 48-inch Husqvarna, AYP, and Poulan mowers.
Infographic guide for identifying the correct 174368 mower deck belt for 48-inch cutting decks.
174368 mower deck belt compatibility chart for 48-inch Husqvarna, AYP, and Poulan lawn mowers.
Infographic showing 174368 mower deck belt construction with aramid fiber cords and chloroprene rubber details.
174368 mower deck belt for 48-inch Husqvarna and AYP lawn mowers shown with troubleshooting guide graphic.
Installation guide for 174368 mower deck belt showing pulley maintenance tips for Husqvarna and AYP mowers.
BlueStars 174368 mower deck belt for 48-inch Husqvarna, AYP, and Poulan mowers.
Replacement 174368 mower deck belt shown with installation instructions for Husqvarna and AYP lawn tractors.

174368, 532174368 Mower Deck Belt, 48" Husqvarna AYP Poulan Jonsered, 90"

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174368, 532174368 Mower Deck Belt | 90"

Key Features

  • Type: Mower Deck Belt
  • Application: Drives blades on 48-inch cutting decks
  • Dimensions: 5/8-inch width, 90-inch outer length
  • Construction: Composed of a durable rubber compound with internal high-tensile cords for enhanced strength and resistance to stretching.

Replaces / Cross-Reference Part Numbers

  • 174368
  • 532174368
  • 5321743-68
  • 33907
  • PP13007
  • 336311B
  • P174368

Compatibility & Fitment

  • Fits select riding mowers and lawn tractors with 48-inch cutting decks.
  • Compatible Brands: AYP, Craftsman, Husqvarna, Jonsered, Poulan.
  • Example Models: AYP YTH2748, CO24H48STA.
  • Note: Verify the part number listed in your owner's manual to ensure correct fitment.

When to Replace

  • Visible signs of wear, including cracking, glazing, fraying, or separation of layers.
  • Noticeable stretching, leading to improper tension and blade slippage.
  • Degraded cutting performance, such as an uneven cut or failure of blades to engage.
  • Audible squealing from the deck during operation.

Installation Tips

  • For safety, disconnect the spark plug wire and engage the parking brake before servicing the mower deck.
  • Refer to the operator's manual for your specific model's belt routing diagram.
  • Inspect all deck pulleys and idler springs for wear or damage before installing the new belt.
  • Ensure the belt is properly seated in all pulley grooves.
  • Verify correct belt tension after installation as specified by the manufacturer.

Compatible Models

Locate the model number of your appliance or equipment on the manufacturer's label and use it to check compatibility before ordering

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FAQs

This belt fits many 48-inch riding mower and lawn tractor deck applications used by Husqvarna, AYP, Poulan, Jonsered, and Craftsman. It serves as the 48-inch primary deck belt for models including the Husqvarna YTH2448, YTH2148, YTH2148XP, YTH1848XP, and GTH2548. Compatibility depends on the exact deck and belt routing, so it is best to match the part number from your original belt or consult your specific model manual rather than relying on deck width alone.
This belt replaces part numbers 174368, 532174368, 532 17 43-68, 33907, PP13007, and 532180483. The number 5321743-68 is an alternate formatting of the same part. If your old belt or parts diagram shows any of these numbers, this is the correct replacement.
This is the primary 48-inch deck belt for AYP-built mower decks that utilize a two-belt system. If your mower uses a two-belt 48-inch setup, this belt is typically paired with a secondary belt, identified as part number 180808. Always confirm with your deck diagram, as some 48-inch mower decks use a different arrangement.
Typical symptoms include the deck blades not engaging properly, weak or uneven cutting, squealing when the PTO is turned on, visible cracking or fraying, glazing on the belt sides, or the belt jumping off the pulleys. On a worn belt, you may also notice reduced blade speed in thick grass even though the engine is running normally.
The most common causes are normal wear, heat buildup from slipping, seized or rough idler pulleys, misaligned belt guides, debris packed around spindle housings, and incorrect belt routing after previous service. Running the deck with worn spindle bearings or a weak idler spring can also shorten belt life by causing the belt to chatter, twist, or ride improperly in the pulley grooves.
For most riders, this is a moderate repair that usually takes about 30 to 90 minutes depending on deck access and whether the deck must be removed. Common tools include a socket set, wrench set, pliers, and possibly a breaker bar for relieving idler tension. Taking a photo of the existing belt routing before removal helps prevent installation errors.
Check the idler pulleys for smooth rotation, inspect spindle pulleys for wobble or sharp edges, verify that belt keepers are not bent into the belt path, and make sure the deck is free of packed grass and debris. If the old belt failed suddenly, inspect the PTO clutch area and all pulley grooves for melted rubber buildup. A new belt installed on worn pulleys or bad spindle bearings can fail prematurely.