YTH22V46 405143 Lawn Mower 46" Deck Belt 1/2"X106" for AYP 584453101,Husqvarna 532405143, 2246LS, 2346XLS, YTH20K46, YTH2146XP, YTH18K46, Craftsman 7133156,Ariens 21546607

What It Is

This is a 46-inch deck drive belt (1/2" wide, 106" long) that transfers power from the engine pulley to the mower blades on select Husqvarna, Craftsman, AYP, and Ariens lawn tractors. It’s designed for residential-grade riding mowers with 46-inch cutting decks.

Fitment & Compatibility

Before buying, confirm three things:

• Deck size: Must be exactly 46 inches. This belt won’t fit 42” or 54” decks.
• Model match: Fits models like Craftsman YTH22V46, YTH20K46, YTH2146XP, YTH18K46, and Husqvarna YTH2246LS, 2346XLS. Also compatible with AYP 584453101, Husqvarna 532405143, Craftsman 7133156, and Ariens 21546607.
• Measurements: Belt is 1/2” wide and 106” long. Measure your old belt end-to-end (flat, not twisted) to verify. OEM part numbers are a reliable cross-reference—check your mower’s manual or existing belt number.

Pro tip: This is an aftermarket replacement. Some OEM belts use slightly different materials, but dimensions are identical. If your deck has a spring-loaded idler pulley, ensure the belt path matches your diagram.

Key Things to Know

• Quality: Polyester-cord construction is durable for residential use but may wear faster than OEM under heavy commercial cutting.
• Installation: Moderate difficulty—requires removing the deck or working underneath. Use a belt routing diagram (often printed on the deck) to avoid twists. A belt tensioner tool helps.
• Common gotcha: If your mower vibrates or blades don’t engage after replacement, the belt may be misrouted or the idler pulley is worn. Check pulley condition before installing.
• Lifespan: Expect 1-3 seasons with regular use, depending on debris and mowing frequency. Replace if cracking, glazing, or slipping.

Should You Buy It

Yes, if you need a reliable, budget-friendly replacement for a 46-inch deck on a Craftsman, Husqvarna, or AYP tractor. It’s a solid aftermarket option for residential mowing, but skip it if you run a commercial operation or need OEM-grade longevity. Double-check your model number and belt length to avoid returns.