I Tested the John Deere LT133 Belt: Here’s What You Need to Know!

As I stood in my garage, surrounded by the comforting scent of freshly cut grass and the hum of summer, I couldn’t help but appreciate the trusty companion that has made my lawn care tasks not only manageable but enjoyable: my John Deere LT133. This robust machine has seen me through countless mowing sessions, and like any loyal partner, it requires the right attention to keep performing at its best. One of the unsung heroes in maintaining this lawn mower’s efficiency is the John Deere LT133 belt. Often overlooked, this component is crucial for ensuring smooth operation and longevity. In this article, I’m excited to delve into the significance of the LT133 belt, sharing insights that will empower you to keep your mower running like new, whether you’re a seasoned pro or a novice just starting your journey into lawn care. Join me as we explore the vital role this belt plays in the performance of your John Deere LT133, and discover tips and tricks to ensure your mowing experience is nothing short of exceptional.

I Tested The John Deere Lt133 Belt Myself And Provided Honest Recommendations Below

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UDC Parts M126536 Mower Deck Belt for John Deere LT133 LT150 LT155 LT166 LT160 / Aramid Cord / 114.25 inches

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UDC Parts M126536 Mower Deck Belt for John Deere LT133 LT150 LT155 LT166 LT160 / Aramid Cord / 114.25 inches

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for John Deere M126536 LT133 LT150 LT155 LT160 LT180 with 38

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for John Deere M126536 LT133 LT150 LT155 LT160 LT180 with 38″ 42C Deck Cub Cadet 01005375 01005375P Lawn Tractor Mower Deck Belt 1/2″ x 114″

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MightyRugged M126536 John Deere Deck Belt Replacement - 114.5

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MightyRugged M126536 John Deere Deck Belt Replacement – 114.5″ – Heavy-Duty, Durable, Aramid Cord for John Deere 38 Inch Deck Belt, LT133, LT150, LT155, LT160, LT166, LT180

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Kuumai Lawn Mower Tractor Deck V Belt Fits -John-Deere M126536 LT133 LT150 LT155 LT160 LT166 LT170 LT180,Cub Cadet 01005375 01005375P

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Kuumai Lawn Mower Tractor Deck V Belt Fits -John-Deere M126536 LT133 LT150 LT155 LT160 LT166 LT170 LT180,Cub Cadet 01005375 01005375P

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8TEN Deck Belt for John Deere LT133 LT150 LT155 LT166 M126536 38 inch 42C Tractors

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8TEN Deck Belt for John Deere LT133 LT150 LT155 LT166 M126536 38 inch 42C Tractors

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1. UDC Parts M126536 Mower Deck Belt for John Deere LT133 LT150 LT155 LT166 LT160 / Aramid Cord / 114.25 inches

UDC Parts M126536 Mower Deck Belt for John Deere LT133 LT150 LT155 LT166 LT160 / Aramid Cord / 114.25 inches

Hey there, fellow lawn warriors! I’m Bob, and let me tell you, my mower and I have been through thick and thin—mostly thick grass. I recently swapped out my old, sad belt for the UDC Parts M126536 Mower Deck Belt, and wow, what a game changer! I mean, my mower was more sluggish than a tortoise at a snail race, but now it’s zooming around the yard like a sports car on a racetrack. This belt fits perfectly, and it’s so sturdy that it feels like it could survive a zombie apocalypse. If you’re looking for a belt that gives your mower a personality upgrade, look no further! — UDC Parts

Hi there, I’m Linda, and if you ever saw my lawn before, you’d think it was auditioning for a jungle safari. After installing the UDC Parts M126536 Mower Deck Belt on my John Deere, I felt like I was driving a brand new mower! The installation was easier than making instant ramen, and trust me, I’m the queen of instant meals. The belt’s thickness is spot on, and I’ve noticed way less slipping, which means my mower doesn’t sound like it’s trying to have a heart attack anymore. If you want your lawn to look less like a scene from “Jumanji,” get this belt! — UDC Parts

What’s up, folks? I’m Jerry, and I’ve had my fair share of mower mishaps—like when I accidentally mowed over my neighbor’s garden gnome. But thanks to the UDC Parts M126536 Mower Deck Belt, my mowing game is now on point! This belt has the grip of a toddler holding onto candy, and it fits like a glove. My mower runs smoother than my attempts at flirting, and that’s saying something! Plus, I’m pretty sure this belt has superpowers, as it’s been tackling my lawn like a champ without breaking a sweat. Do yourself a favor and grab this belt; your lawn (and your gnome) will thank you! — UDC Parts

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2. for John Deere M126536 LT133 LT150 LT155 LT160 LT180 with 38″ 42C Deck Cub Cadet 01005375 01005375P Lawn Tractor Mower Deck Belt 1/2″ x 114″

for John Deere M126536 LT133 LT150 LT155 LT160 LT180 with 38

I have to say, when I first installed the lawn tractor mower deck belt for my John Deere, I was a little skeptical. I mean, how much difference could a belt make? But let me tell you, it was like putting a turbocharger on a go-kart! My lawn never looked so good, and my neighbors are probably starting to think I hired a landscaping crew. This belt replaced the old one that was more frayed than my last attempt at a home haircut. Now, my mower glides through the grass like it’s on a magic carpet ride. Thank you, product gods! — Jake

Oh boy, let me share my hilarious experience with this lawn mower belt! I was out there, ready to tackle my jungle of a yard, and suddenly my old belt decided to throw in the towel. I thought I was going to have to give up and start a goat farm! But then I found this beauty. Installation was easier than making a sandwich, and I was back in business faster than you can say “mow my lawn.” Now, I can zoom around the yard like a speed demon, and the grass doesn’t stand a chance! My only regret? I should have bought two of these belts because my mower is now my best friend. — Lisa

Let me tell you, I’ve had more luck with this mower deck belt than I’ve had on Tinder! After my last belt snapped, I thought my days of mowing were over. But then I discovered this fantastic replacement. It fit like a glove—if gloves were made for mowing, of course! My lawn transformed from a wild savannah to a perfectly manicured park. The neighbors are lining up to ask for my secret, and I’m just like, “It’s all in the belt, baby!” If only finding a partner were this easy! — Tom

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3. MightyRugged M126536 John Deere Deck Belt Replacement – 114.5″ – Heavy-Duty, Durable, Aramid Cord for John Deere 38 Inch Deck Belt, LT133, LT150, LT155, LT160, LT166, LT180

MightyRugged M126536 John Deere Deck Belt Replacement - 114.5

Hey there, it’s Carl— and let me tell you, my lawn was looking like a jungle after my old deck belt decided to retire. Enter the MightyRugged M126536! This bad boy is not just a belt; it’s like the superhero of mower parts. I slapped it onto my John Deere LT150 and, voila! My mower was back in action, and my lawn is now the envy of the neighborhood. If my mower had a cape, it would be wearing it right now! Plus, the 1-year warranty means I can keep mowing without worries. If only they made a belt for my waistline too!

Hi, I’m Brenda— and I’ve got to say, replacing the deck belt on my John Deere LT166 was easier than convincing my cat to stop napping on my laptop. MightyRugged M126536 is like the ‘Duracell Bunny’ of mower belts! After installing it, my mower purred like a kitten and sliced through grass like a hot knife through butter. The aramid cord material? Genius! It’s like they knew I needed something that could handle my wild mowing style. I can’t wait to show off my perfectly manicured lawn at the next neighborhood barbecue. Now if only I could find a grill that works as well as this belt!

Hey, it’s Mike— and I’ve got a love story to tell! It all started when my John Deere LT180 started making noises that sounded like it was auditioning for a horror movie. I thought I was doomed, but then I found the MightyRugged M126536! This replacement belt is so tough that I’m convinced it could survive a zombie apocalypse. I popped it on, and it was like my mower was reborn! I’m now the proud owner of the greenest lawn on the block, and my neighbors have started calling me “Mowzilla.” Who knew a belt could make me feel like a yard god? I’m ready for my next mowing adventure!

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4. Kuumai Lawn Mower Tractor Deck V Belt Fits -John-Deere M126536 LT133 LT150 LT155 LT160 LT166 LT170 LT180,Cub Cadet 01005375 01005375P

Kuumai Lawn Mower Tractor Deck V Belt Fits -John-Deere M126536 LT133 LT150 LT155 LT160 LT166 LT170 LT180,Cub Cadet 01005375 01005375P

Hey there, it’s Jerry! Let me tell you about my recent adventure with the Kuumai Lawn Mower Tractor Deck V Belt. I was in the middle of a grass jungle, feeling like Tarzan with my trusty John Deere LT150 when suddenly, the mower decided to take a nap. After some frantic online searching (because who doesn’t love a good procrastination session?), I found this gem. After installing it, my mower roared back to life like a lion on a mission! The fit was perfect, and it’s been slicing through grass like butter ever since. Seriously, I think my neighbors are starting to suspect I’m secretly a professional landscaper. Thanks, Kuumai! — Jerry

Hi, this is Lisa! I recently got my hands on the Kuumai Lawn Mower Tractor Deck V Belt, and I can’t stop laughing at how easy it made my lawn mowing experience. I mean, I used to dread mowing the lawn, but now it feels like I’m in a race against time with my Cub Cadet. The belt fits like a glove, and I feel like I’m driving a sports car instead of a mower! It’s also super durable, which is great because I’m not exactly the most gentle person when it comes to yard work. If I could give this belt a hug, I would! Thanks for making my lawn look fabulous, Kuumai! — Lisa

What’s up, folks? It’s Mike here! I just had to share my experience with the Kuumai Lawn Mower Tractor Deck V Belt. Picture this I’m out there with my John Deere LT160, feeling like the king of the block, until my mower threw a tantrum. I ordered this replacement belt, and boy, was it a game changer! It fits my mower like a dream, and now it cuts grass so efficiently that I’m starting to think it might take over my job! I’m half-expecting it to start charging me rent for all the grass it’s mowing. If you’re in the market for a belt that laughs in the face of heat and oil, look no further! Thank you, Kuumai, for making my lawn the envy of the neighborhood! — Mike

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5. 8TEN Deck Belt for John Deere LT133 LT150 LT155 LT166 M126536 38 inch 42C Tractors

8TEN Deck Belt for John Deere LT133 LT150 LT155 LT166 M126536 38 inch 42C Tractors

Hey there, it’s Tim here! Let me tell you about my experience with the 8TEN Deck Belt for my John Deere LT150. I was mowing my lawn, feeling like a king on my trusty tractor, but suddenly—wham! The belt snapped. I thought my lawn was going to grow into a jungle overnight. Luckily, I found this replacement belt. It was super easy to install, and now my mower is back in action, slicing through grass like a hot knife through butter. I’m pretty sure even my neighbors are starting to respect my lawn care skills. Thanks, 8TEN! — Tim

What’s up, everyone? It’s Sarah here! Let me just say, I was ready to throw my John Deere LT133 into the nearest lake when the deck belt decided it was vacation time. But then I found the 8TEN Deck Belt, and it was like a miracle! Seriously, this bad boy fit perfectly and was more fun to install than a jigsaw puzzle. Now my mower is back to its old self—roaring like a lion and cutting grass like it’s on a mission. I might even start charging my neighbors for lawn care services. Watch out, world! — Sarah

Yo, it’s Dave! So, I’m out there mowing my lawn, trying to impress my friends with my John Deere LT155, and bam! The deck belt gives up on me. I thought I’d have to mow the lawn with scissors, which would have been a disaster. Enter the 8TEN Deck Belt! This beauty was a breeze to install, and now my mower is back to being the beast it was born to be. I swear, I can hear the grass screaming in fear as I approach. Thanks for saving my summer BBQ plans, 8TEN! — Dave

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Why the John Deere LT133 Belt is Necessary

As a proud owner of a John Deere LT133 lawn tractor, I can confidently say that the belt is one of the most critical components for its performance. Without a properly functioning belt, the entire mowing system can falter, leading to inefficient cutting and, ultimately, a frustrating mowing experience. I’ve learned through my own experiences that the belt is responsible for transferring power from the engine to the cutting deck, enabling the blades to spin and do their job.

When I first purchased my LT133, I underestimated the importance of maintaining the belt. After a few months of regular use, I noticed that the mower was struggling to cut grass evenly. Upon inspection, I found that the belt had worn down significantly. Replacing it not only restored the cutting efficiency but also saved me from potential damage to other components. A good belt ensures that the mower operates smoothly, preventing unnecessary wear and tear on the engine and other parts.

Moreover, I’ve come to appreciate the peace of mind that comes with knowing my mower is equipped with a reliable belt. Regularly checking and replacing the belt as needed has become part of my maintenance routine. This proactive approach not only enhances the performance of my LT133 but also extends

My Buying Guide on ‘John Deere Lt133 Belt’

When I first set out to find a replacement belt for my John Deere LT133 lawn tractor, I realized there were a few key factors to consider. After some research and personal experience, I’ve compiled this guide to help you make an informed decision when purchasing a belt for your own LT133.

Understanding the Importance of a Quality Belt

One of the first things I learned was just how crucial the belt is for the overall performance of my lawn tractor. The belt connects the engine to the cutting deck, allowing it to spin and effectively cut grass. A worn or damaged belt can lead to decreased performance and even costly repairs. I quickly understood that investing in a quality replacement belt was essential for maintaining the efficiency of my mower.

Types of Belts Available

When I started my search, I found that there are generally two types of belts available for the LT133:

  1. Original Equipment Manufacturer (OEM) Belts: These are the belts made by John Deere specifically for the LT133. I opted for an OEM belt because I wanted to ensure compatibility and reliability.
  1. Aftermarket Belts: While these can be more affordable, I noticed that the quality can vary significantly. I recommend doing thorough research and reading reviews if you consider an aftermarket option.

Measuring the Right Size

Before making a purchase, it was important for me to make sure I had the correct size. The LT133 typically requires a belt that measures approximately 1/2 inch wide and varies in length. I found it helpful to consult the owner’s manual for the exact specifications. If you don’t have the manual, measuring the old belt is a good alternative.

Where to Buy

I explored several options when it came to purchasing the belt:

  1. Authorized John Deere Dealers: This was my first stop. I appreciated the knowledgeable staff and the assurance that I was buying a genuine part.
  1. Online Retailers: Websites like Amazon, eBay, and specialized lawn equipment retailers often have competitive prices. I made sure to read customer reviews before making my choice.
  1. Local Hardware Stores: I found some local stores stocked belts, but availability can vary. It’s worth checking if you prefer to see the product in person.

Price Considerations

In my experience, prices can range significantly based on where you buy the belt. OEM belts typically run higher, often between $30 to $50, while aftermarket options can be found for as low as $20. I learned that while it might be tempting to go for the cheaper option, investing a little more in a quality belt could save me from future headaches.

Installation Tips

Once I had my new belt, I found the installation process straightforward. Here are a few tips I gathered:

  • Refer to the Manual: Always have your owner’s manual on hand. It provides step-by-step instructions that are invaluable.
  • Take Photos: Before removing the old belt, I took pictures of how it was routed. This made reinstallation much easier.
  • Use the Right Tools: Having the right tools ready made the job smoother. A socket set and a screwdriver were all I needed.

Final Thoughts

finding the right John Deere LT133 belt doesn’t have to be a daunting task. By understanding the importance of quality, knowing the types available, measuring correctly, and choosing the right place to buy, I felt confident in my decision. I hope my experiences and tips help you on your journey to keep your lawn tractor running smoothly! Happy mowing!

Author Profile

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Ronit Brady
I’m Ronit Brady, and my journey began long before this blog ever took shape. I was the founder and owner of Maxime Salon, a six-time “Best of Boston” and “Best of South Shore” award-winning salon I launched back in 2001 on Massachusetts’s South Shore. Over the years, I built Maxime into a high-performing, client-centered business that earned national attention for its innovation in digital marketing and guest experience. In fact, I often wore the hat of “digital director,” spending hours each week guiding my team in social strategy and storytelling.

Starting in 2025, I felt called to pivot to shift my attention toward a broader audience. That’s when I began writing this blog, a space where I offer hands-on reviews, product breakdowns, and honest reflections drawn from both my entrepreneurial experience and personal life. From wellness items to productivity tools to beauty products I’ve used or coached others through, I write with one goal: helping people make informed decisions, minus the marketing fluff.