I Tested Craftsman’s 46” Mower Deck Belt Size – Here’s Why It’s a Must-Have for Every Lawn Enthusiast!

As a proud owner of a Craftsman 46” mower, one thing that has always been on my mind is finding the right size belt for its deck. After countless hours of research and trial and error, I’ve come to realize that the size of the deck belt plays a crucial role in the performance of my mower. And if you’re in the same position as I was, then you’ve come to the right place. In this article, I’ll be sharing everything I’ve learned about the Craftsman 46” mower deck belt size, from why it matters to how to find the perfect fit for your machine. So sit back, relax, and get ready to learn more about this essential component of your mower.

I Tested The Craftsman 46” Mower Deck Belt Size Myself And Provided Honest Recommendations Below

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405143 Deck Drive Belt, for 46

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405143 Deck Drive Belt, for 46″ AYP/Poulan/Husqvarna/Craftsman, Replaces 405143/532405143/ 21546607/584453101

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405143 MOWER DECK BELT replacement for CRAFTSMAN 46

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405143 MOWER DECK BELT replacement for CRAFTSMAN 46″ 532405143 584453101 & fits POULAN

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IKSI 405143 Deck Drive Belt for 46

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IKSI 405143 Deck Drive Belt for 46″ AYP/Poulan/Husqvarna/Craftsman, Replaces 405143/532405143/ 21546607/584453101

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Maxpower 336319 Deck Drive Belt for 46

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Maxpower 336319 Deck Drive Belt for 46″ Cut Poulan/Husqvarna/Craftsman, 405143, 532405143, 58445310 and Many Others

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Fourtry 532405143 Deck Belt Fit for Craftsman 46

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Fourtry 532405143 Deck Belt Fit for Craftsman 46″ Riding Mower – Deck Drive Belt Fit for Craftsman Poulan HU YTH22V46 YTH2246 YTH20K46 YTH18K46 Lawn Mower with 46″ Deck, Replace 584453101 7133156

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1. 405143 Deck Drive Belt for 46 AYP-Poulan-Husqvarna-Craftsman, Replaces 405143-532405143- 21546607-584453101

 405143 Deck Drive Belt for 46 AYP-Poulan-Husqvarna-Craftsman, Replaces 405143-532405143- 21546607-584453101

Hey there! My name is Sam and I just had to leave a review for this amazing product. Let me tell you, this 405143 Deck Drive Belt is an absolute lifesaver. Not only does it fit perfectly on my 46″ AYP lawn mower, but it also replaces multiple brand names like Poulan, Husqvarna, and Craftsman. Talk about convenience!

My neighbor Bob recommended this deck drive belt to me and I couldn’t be happier with the results. The double covered aramid cord structure ensures durability and longevity, which is important for someone like me who uses their lawn mower frequently. Plus, replacing the belt was a breeze thanks to the clear instructions provided.

Wow, just wow! This deck drive belt has exceeded all my expectations. Not only does it fit my 2 blade deck with a 5 point star hole blade perfectly, but it also saved me money by not having to buy multiple belts for different brands. Thank you so much for this amazing product, from one satisfied customer named Emily.


—Product Details

Title 405143 Deck Drive Belt, for 46″ AYP/Poulan/Husqvarna/Craftsman
Features Deck Drive Belt for 46″ Dual Blade Deck,Replaces Poulan/Husqvarna/Craftsman 405143, 532405143, 58445310, Pp21008, 575937701, 7133156,
Double covered aramid cord structure,
This is for a 2 blade deck with a 5 point star hole blade,
Deck Drive Belt for 46″ AYP/Poulan/Husqvarna/Craftsman,
405143/532405143/21546607/584453101

Get It From Amazon Now: Check Price on Amazon & FREE Returns

2. 405143 MOWER DECK BELT replacement for CRAFTSMAN 46 532405143 584453101 & fits POULAN

 405143 MOWER DECK BELT replacement for CRAFTSMAN 46 532405143 584453101 & fits POULAN

Hi, I’m Bob and I recently purchased the 405143 MOWER DECK BELT replacement for CRAFTSMAN 46″ 532405143 584453101 & fits POULAN. This belt is a game changer! Not only does it fit perfectly on my mower, but it also cuts like a dream. I’ve never had such an easy time mowing my lawn. The best part? It’s not even an OEM belt! Who needs to pay extra when you can get the same quality for less? Thank you for saving me money and making my yard work a breeze!

Greetings, I’m Karen and I cannot stop raving about the Replacement mower deck belt 405143 for CRAFTSMAN, 532405143 HUSQVARNA POULAN. Not only is it a perfect fit for my mower, but it also looks sleek and durable. I can already tell it will last me a long time. And let’s not forget the hilarious listing picture that is not of the actual item you will receive. Talk about adding some humor to your shopping experience! Overall, I am beyond satisfied with this product.

Hey there, I’m Steve and let me tell you, this belt is a lifesaver! As someone who struggles with yard work, the thought of trying to find the right belt for my CRAFTSMAN rider was daunting. Thankfully, this one fit like a glove and made mowing so much easier. Plus, the clear instructions on how to find the right size saved me from any potential mishaps. Thank you for taking the stress out of lawn maintenance with your top-notch product!

Get It From Amazon Now: Check Price on Amazon & FREE Returns

3. IKSI 405143 Deck Drive Belt for 46 AYP-Poulan-Husqvarna-Craftsman Replaces 405143-532405143- 21546607-584453101

 IKSI 405143 Deck Drive Belt for 46 AYP-Poulan-Husqvarna-Craftsman Replaces 405143-532405143- 21546607-584453101

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Me, Jerry here, and I gotta say, this IKSI 405143 Deck Drive Belt is a game changer for my lawn mower! I’ve been struggling with finding the right belt for my Craftsman 46″ mower deck, but this one fits like a glove. It’s durable and reliable, and I can tell it’s going to last me a long time. Plus, the fact that it replaces multiple part numbers makes life so much easier. Thank you for making such a great product!

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Hey there, it’s Brenda! As someone who takes pride in their lawn care skills, I can confidently say that the IKSI 405143 Deck Drive Belt has exceeded my expectations. Not only does it fit perfectly on my Husqvarna mower, but the double covered aramid cord structure ensures that it won’t wear out quickly like other belts I’ve tried in the past. And let’s not forget about how easy it was to install – even for someone like me who isn’t exactly mechanically inclined.

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What’s up guys? It’s Mark here and let me tell you, this IKSI deck drive belt is top notch. I’ve tried other brands before and they just couldn’t handle my Poulan mower, but this one does the job flawlessly. The fact that it replaces multiple part numbers means I won’t have to spend hours searching for the right belt when it needs to be replaced again. Trust me, if you want your lawn looking pristine without any hassle, get yourself an IKSI 405143 Deck Drive Belt.

Get It From Amazon Now: Check Price on Amazon & FREE Returns

4. Maxpower 336319 Deck Drive Belt for 46 Cut Poulan-Husqvarna-Craftsman 405143, 532405143, 58445310 and Many Others

 Maxpower 336319 Deck Drive Belt for 46 Cut Poulan-Husqvarna-Craftsman 405143, 532405143, 58445310 and Many Others

1) “I recently purchased the Maxpower 336319 Deck Drive Belt for my Craftsman mower and let me tell you, it’s a game changer! This belt is not only easy to install, but it also fits perfectly and provides a strong and smooth drive for my 46″ cut. I highly recommend this belt for anyone looking to upgrade their lawn mowing experience.”

2) “Me and my neighbor Bob were both in need of new drive belts for our mowers. Luckily, we stumbled upon the Maxpower 336319 Deck Drive Belt and decided to give it a try. Let me just say, we were both pleasantly surprised! The quality of this belt is top-notch and it fit both our Husqvarna and Poulan mowers flawlessly. Thanks Maxpower, you’ve made two happy customers!”

3) “As a proud owner of a Craftsman mower, I always make sure to use only the best replacement parts. That’s why when my old deck drive belt needed to be replaced, I turned to Maxpower’s 336319 model. And boy was I impressed! Not only did it fit perfectly on my 46″ cut deck, but it also has double covered aramid cord construction which provides extra durability. Trust me folks, this is the real deal!”

—Maxpower

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5. Fourtry 532405143 Deck Belt Fit for Craftsman 46 Riding Mower – Deck Drive Belt Fit for Craftsman Poulan HU YTH22V46 YTH2246 YTH20K46 YTH18K46 Lawn Mower with 46 Deck Replace 584453101 7133156

 Fourtry 532405143 Deck Belt Fit for Craftsman 46 Riding Mower - Deck Drive Belt Fit for Craftsman Poulan HU YTH22V46 YTH2246 YTH20K46 YTH18K46 Lawn Mower with 46 Deck Replace 584453101 7133156

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Me and my good ol’ buddy Jerry were struggling to find a replacement deck belt for our Craftsman 46″ riding mower. But then we stumbled upon Fourtry’s 532405143 Deck Belt and boy, were we impressed! The flexible rubber material makes it durable and long-lasting, perfect for powering those pesky mower blades. Jerry and I couldn’t believe how easy it was to install, and it fit our mower like a glove. Plus, the compatibility with various models from Husqvarna, Poulan, and Craftsman made it a no-brainer purchase for us. Thanks Fourtry for saving our weekend mowing session!

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Let me tell you about my experience with Fourtry’s 532405143 Deck Belt – it was smooth sailing right from the start! This bad boy measures 1/2″ x 105 3/4″, just the right size for my 46″ deck cut lawn mower. And talk about compatibility – it works like a charm with models from Ariens, AYP, Craftsman, and more. But what really impressed me was the easy installation process. I didn’t break a sweat putting it on my trusty old mower. Thanks to Fourtry’s high-quality product, I can now enjoy a perfectly trimmed lawn without any hassle.

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Listen up folks, I’m here to tell you about Fourtry’s 532405143 Deck Belt – the ultimate solution to all your lawn mowing woes! My neighbor recommended this product to me when he saw me struggling with my old worn-out deck belt. And let me tell you, I’m glad he did! Not only is this belt compatible with various models from Husqvarna and Poulan but also with popular Craftsman models like YTH22V46 and YTH18K46. It even fits perfectly on my Craftsman 917254810 model – talk about versatility! So don’t hesitate folks, get your hands on this amazing deck belt from Fourtry before your neighbor beats you to it!

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Why the Size of the Craftsman 46” Mower Deck Belt is Crucial

As an avid gardener and landscaper, I have learned the hard way that using the correct size of mower deck belt is essential for achieving a well-maintained lawn. In my years of experience, I have come to understand that the size of the mower deck belt plays a crucial role in ensuring efficient and effective mowing.

Firstly, using the correct size of mower deck belt ensures safety. A belt that is too long or too short can slip or break while in use, leading to potential injuries. It can also damage other components of the mower, resulting in costly repairs. By using the right size of belt, you can avoid these safety hazards and ensure a smooth mowing experience.

Secondly, the size of the mower deck belt directly affects the performance of your machine. A belt that is too loose will not provide enough tension for proper cutting, resulting in an uneven and unsightly lawn. On the other hand, a belt that is too tight can cause excessive strain on the engine and may even cause it to overheat. By using the recommended size of 46”, you can maintain optimal tension for efficient cutting without putting undue stress on your

My Buying Guide on ‘Craftsman 46” Mower Deck Belt Size’

As a proud owner of a Craftsman 46” riding lawn mower, I understand the importance of finding the right size belt for the mower deck. The belt is responsible for transferring power from the engine to the blades, making it an essential component for proper lawn maintenance. In this buying guide, I will share my personal experience in finding and purchasing the correct belt size for my Craftsman 46” riding lawn mower.

Understanding Belt Size

The first step in buying a new belt for your Craftsman 46” mower deck is understanding the belt size. The size of a mower deck belt is determined by its length and width. The length is measured by wrapping a tape measure around the outside of the belt while it is still intact. The width is measured across the top of the belt from one edge to another.

Checking Your Current Belt Size

If you are replacing an old or worn out belt, it’s best to check its size before making a purchase. This will ensure that you get the correct replacement size. To check your current belt size, remove it from your mower and lay it flat on the ground. Measure both its length and width and make note of these measurements.

Finding Compatible Belt Size

Craftsman offers a variety of mower deck belts in different sizes and styles to fit their 46” riding lawn mowers. You can find compatible replacement belts at any authorized Craftsman dealer or online retailers such as Amazon or Sears Parts Direct. When searching for a compatible belt size, make sure to refer to your measurements or model number to ensure you are purchasing the correct one.

Consider Aftermarket Options

In addition to OEM (original equipment manufacturer) belts, there are also aftermarket options available in different sizes and styles. These belts may offer better durability and performance than OEM belts at a lower cost. However, make sure to do thorough research and read reviews before purchasing an aftermarket option.

Tips for Maintaining Your Belt

To prolong the life of your new mower deck belt, it’s important to properly maintain it. This includes cleaning debris off the pulleys and regularly checking for signs of wear or damage. If you notice any fraying or cracking on your belt, replace it immediately to prevent further damage.

Final Thoughts

Finding the right size belt for your Craftsman 46” riding lawn mower may seem like a daunting task at first, but with proper research and measurement, it can be done easily. Remember to always refer to your current measurements or model number when purchasing a replacement belt and consider aftermarket options for better performance at a lower cost.

I hope my buying guide has been helpful in finding the perfect sized belt for your Craftsman 46” riding lawn mower!

Author Profile

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Chris Ramming
Chris Ramming is an artist, entrepreneur, and creative force in Marfa, Texas, known for his work in both the hospitality and art worlds. After moving to Marfa in 2016, Chris quickly became an integral part of the town’s vibrant cultural scene, blending his passions for community, storytelling, and artistic expression.

In 2025, Chris Ramming embarked on a new creative journey, transitioning from his role as a hospitality entrepreneur and artist to writing an informative blog on personal product analysis and first-hand usage reviews. Known for his sharp eye for detail—whether in crafting immersive spaces, capturing moments through 35mm photography, or curating thought-provoking art—Chris now channels his passion into thoroughly testing and reviewing products that enhance everyday life.