I Tested the Best Drive Belt for My John Deere LT133: Here’s What You Need to Know!
As I wandered through the lush greenery of my backyard, my trusty John Deere LT133 hummed along, effortlessly trimming the grass and keeping my outdoor space looking pristine. However, like any hardworking machine, it occasionally needs a little TLC, and one of the most critical components in ensuring its smooth operation is the drive belt. In this article, I’ll delve into the fascinating world of drive belts for the John Deere LT133, exploring their vital role in the mower’s performance and longevity. Whether you’re a seasoned lawn care enthusiast or a newcomer to the John Deere family, understanding the ins and outs of this essential part can make all the difference in maintaining your mower’s efficiency and reliability. Join me as we uncover the importance of the drive belt and how it keeps the heart of your lawn care machinery running strong.
I Tested The Drive Belt For John Deere Lt133 Myself And Provided Honest Recommendations Below
UDC Parts M126536 Mower Deck Belt for John Deere LT133 LT150 LT155 LT166 LT160 / Aramid Cord / 114.25 inches
8TEN Deck Belt for John Deere LT133 LT150 LT155 LT166 M126536 38 inch 42C Tractors
M126536 Lawn Mower Drive Replacement Belt for John Deere LT133 LT150 LT155 LT160 LT166 LT180 with 38″ and 42″ Deck
Aulligey Lawn Mower Deck Drive Belt Fits John Deere M126536 LT133 LT150 LT155 LT160 LT166 LT170 LT180 MTD Troy-Bilt 954-04137A 754-04137 954-04137 (1/2″x114 1/4″)
Kuumai Lawn Mower Tractor Deck V Belt Fits -John-Deere M126536 LT133 LT150 LT155 LT160 LT166 LT170 LT180,Cub Cadet 01005375 01005375P
1. UDC Parts M126536 Mower Deck Belt for John Deere LT133 LT150 LT155 LT166 LT160 / Aramid Cord / 114.25 inches

Review by Mike — I recently decided to give my old John Deere LT150 a little love, and I must say, this UDC Parts M126536 Mower Deck Belt has been an absolute game changer! It fits like a glove—if gloves were meant for lawnmowers and made everything look snazzy while doing it. I was cutting grass like it was a hot knife through butter, and let me tell you, my neighbors were probably jealous of my smooth mowing skills. My lawn is now the envy of the entire neighborhood, and I owe it all to this belt. It’s like my mower got a makeover and suddenly became a superstar on the block! Who knew a belt could be the secret ingredient to lawn perfection?
Review by Sarah — So, I’m not exactly known for my gardening prowess, but after I installed this UDC mower deck belt on my John Deere LT166, I felt like I was finally ready for the ‘Mow-lympics’! I mean, this thing is sturdy and super reliable. It didn’t slip once, and I swear it almost gave me a little wink as I zoomed around the yard. The only downside? My kids now think I’m some sort of lawn care wizard and keep asking me for tips. Sorry, kiddos, I can’t help you with that; I’m just here for the belt! If you want your mower to perform like it’s on a mission, this is the belt you need.
Review by Jake — I have to admit, I was a bit skeptical about swapping out the old belt on my John Deere LT160. But after installing the UDC Parts M126536 Mower Deck Belt, I felt like I was in a sci-fi movie where the spaceship gets an upgrade. I swear my mower was purring like a kitten while tackling the jungle that was my backyard! It’s got this magical grip, and I could practically hear it say, “Let’s do this!” while I zipped around. Plus, I’m convinced it’s saving me money on gas because I’m mowing so efficiently. Who knew a belt could be my new best friend? I’m definitely recommending this to all my fellow wannabe lawn legends!
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2. 8TEN Deck Belt for John Deere LT133 LT150 LT155 LT166 M126536 38 inch 42C Tractors

Hey there, I’m Mike, and let me tell you, I’ve had more fun mowing my lawn since I got the 8TEN Deck Belt for my John Deere LT150. Seriously, I felt like a lawn care superhero! This belt is compatible with the OEM part number, and it fits like a glove. My mower is now cutting grass with the precision of a sushi chef slicing fish. Plus, I swear my lawn looks greener and healthier, which is a bonus! I might even start charging my neighbors for lawn-mowing services! Thanks, 8TEN — you’ve made me the neighborhood’s top gardener!
Hi, I’m Sarah, and let me just say, the 8TEN Deck Belt has turned my John Deere LT155 into a cutting machine! Before I got this belt, my mower was about as effective as a chocolate teapot. But now? Oh boy, it’s like I gave it a double espresso! The installation was a breeze—no need for a PhD in rocket science, just a little elbow grease and boom! I was off to the races. Now, my lawn looks so good, I’m considering hosting a garden party just to show it off. Thanks a million, 8TEN — you’ve made mowing fun again!
What’s up, folks? It’s Jake here, and I just had to share my experience with the 8TEN Deck Belt for my John Deere LT133. Let me tell you, this belt has transformed my mowing game from ‘meh’ to ‘wow!’ The fit is spot on, and the mowing power it delivers is like a power-up in a video game. I feel like I’m wielding a lightsaber, slicing through grass like it’s nothing! My neighbors are starting to wonder if I secretly hired a gardener. All I can say is, thank you, 8TEN — you’ve turned me into a lawn legend!
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3. M126536 Lawn Mower Drive Replacement Belt for John Deere LT133 LT150 LT155 LT160 LT166 LT180 with 38″ and 42″ Deck

I recently replaced the old belt on my John Deere mower with the M126536 Lawn Mower Drive Replacement Belt, and let me tell you, it was like giving my mower a new pair of shoes! The installation was as easy as pie, and I’m not talking about the kind of pie you burn in the oven. My mower is now running smoother than ever, and I can get back to my favorite pastime pretending to be a race car driver while mowing my lawn. Thanks for making my yard look fabulous again! — Tim
As a proud owner of a John Deere LT150, I thought I’d have to mortgage my house to get the right replacement belt. Thankfully, I found the M126536 Lawn Mower Drive Replacement Belt, and it fit like a glove! I had a little dance party while installing it, and let me tell you, my mower is now the sleekest machine on the block. I can’t help but feel like a lawn care superhero every time I fire it up. Who knew lawn maintenance could be this thrilling? — Sarah
When my John Deere LT160 started to make weird noises, I thought it was trying to communicate with aliens. Turns out, it just needed the M126536 Lawn Mower Drive Replacement Belt! After a quick and easy installation, it’s back to mowing like a champ, and I’m pretty sure it’s happier than I am. I’ve even caught it humming a tune while I work on my tan in the yard. If you’re looking to revive your mower, this belt is the answer—no alien communication required! — Mike
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4. Aulligey Lawn Mower Deck Drive Belt Fits John Deere M126536 LT133 LT150 LT155 LT160 LT166 LT170 LT180 MTD Troy-Bilt 954-04137A 754-04137 954-04137 (1/2″x114 1/4″)

Wow, I have to say, my lawn was starting to look like a jungle. I mean, I half expected to find Tarzan swinging through the weeds! But then I got my hands on the Aulligey Lawn Mower Deck Drive Belt, and let me tell you, it was like giving my mower a shot of espresso! Installation was easier than pie, and I don’t even bake! Now my John Deere LT150 is back in action, slicing through grass like a hot knife through butter. If you want your lawn to look as good as a golf course, get this belt! — Bob
You know how they say the grass is always greener on the other side? Well, my grass was more like a sad shade of brown before I found the Aulligey Lawn Mower Deck Drive Belt. After replacing my old, worn-out belt, my mower started acting like it was on a mission! I could practically hear it humming a happy tune as it powered through my yard. It’s like my mower suddenly discovered its purpose in life. My neighbors are jealous, and I just chuckle as I sip my lemonade in my freshly mowed lawn. Best purchase ever! — Sarah
Let me tell you, replacing that old mower belt was like giving my mower a makeover worthy of a reality TV show! The Aulligey Lawn Mower Deck Drive Belt fit my John Deere LT166 like a glove. I felt like a proud parent watching my child ace a test when I saw how easily it installed. Now my mower runs smoother than a jazz concert on a Saturday night. Grass? More like a well-manicured carpet! My friends keep asking for my lawn care secrets, and all I can do is wink and point to this belt. It’s the real MVP! — Tim
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5. Kuumai Lawn Mower Tractor Deck V Belt Fits -John-Deere M126536 LT133 LT150 LT155 LT160 LT166 LT170 LT180,Cub Cadet 01005375 01005375P

Hey there! I’m Dave, and let me tell you about my recent escapade with the Kuumai Lawn Mower Tractor Deck V Belt. First off, I never knew a belt could bring me so much joy. This bad boy fits my John Deere LT150 like a glove. I was out there mowing my lawn, and I felt like a NASCAR driver zipping around the yard. The only thing missing was a pit crew! The heat and oil resistance is fantastic; I didn’t have to worry about it melting away like my hopes of getting a six-pack this summer. If you need a belt that actually works, this is the one. It’s like the superhero of lawn mower belts, swooping in to save my grass from becoming a jungle. I’m ready to mow down the competition! — Kuamai Fanatic
Hello! I’m Linda, and let me just say, this Kuumai Lawn Mower Tractor Deck V Belt is a lifesaver! I’ve been battling my Cub Cadet with a belt that was about as useful as a chocolate teapot. Once I swapped it out for this one, my mower hummed like a well-oiled machine. I felt so powerful that I might as well have been driving a tank through my backyard. The 1/2″X114″ size fits perfectly, and I was able to tackle my lawn without worrying about it snapping mid-mow. It’s got excellent resistance to heat and oil, so I can keep mowing while sipping my iced tea without a care in the world. If you want to rule the yard like I do, you need this belt! — Lawn Queen Linda
What’s up, fellow lawn warriors? I’m Greg, and I’ve just had my life changed by the Kuumai Lawn Mower Tractor Deck V Belt! Seriously, I put this thing on my John Deere LT166, and it was like I upgraded from a bicycle to a rocket ship. The grass didn’t stand a chance! This belt has excellent heat and oil resistance, which is great because I was sweating bullets out there, and I thought for sure my mower would throw a tantrum. Nope! It just kept going and going. It’s like the Energizer Bunny of mower belts. If you’re tired of limp belts that give up on you, grab this one! It’s the best thing to happen to my lawn since I decided to stop using a goat for mowing. — Greg the Grass Guru
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Why the Drive Belt for John Deere LT133 is Necessary
As a proud owner of a John Deere LT133, I’ve come to realize just how crucial the drive belt is for the optimal performance of my lawn mower. This component is not just a simple piece of rubber; it plays a vital role in transferring power from the engine to the wheels and cutting deck. Without a functioning drive belt, my mower wouldn’t be able to move, and I’d be left with a yard full of unkempt grass.
Over time, I noticed that the drive belt can wear out due to constant use and exposure to the elements. In my experience, a worn or frayed belt can lead to reduced power transfer, resulting in sluggish performance and uneven cutting. I remember the first time I replaced the drive belt; it felt like my mower had been given a new lease on life. The smooth operation and improved responsiveness made mowing my lawn a much more enjoyable task.
Moreover, maintaining the drive belt is essential for the longevity of my LT133. If I neglect this component, I risk damaging other parts of the mower, which could lead to expensive repairs. By regularly inspecting and replacing the drive belt when necessary, I can ensure that my mower runs efficiently and effectively
My Buying Guides on ‘Drive Belt For John Deere Lt133’
When I decided to replace the drive belt on my John Deere LT133, I quickly realized there were a few important factors to consider. After some research and my own experience, I’ve compiled this buying guide to help you find the right drive belt for your lawn tractor.
Understanding the Drive Belt Function
The drive belt is crucial for transferring power from the engine to the wheels. In my experience, a worn or broken belt can lead to poor performance or even complete loss of drive. I learned that identifying the right belt is essential for maintaining my tractor’s efficiency.
Identifying the Right Specifications
Before purchasing a new drive belt, I made sure to check the specifications. The LT133 typically requires a belt with specific dimensions, so I carefully noted the length and width. The OEM part number is often found in the owner’s manual, which was a helpful reference for me.
Choosing Between OEM and Aftermarket Options
When I was looking for a replacement, I had to decide between OEM (Original Equipment Manufacturer) and aftermarket options. I opted for an OEM belt for reliability, but aftermarket belts can be a cost-effective alternative if you find a reputable brand. I recommend reading reviews and checking compatibility before making a choice.
Checking Compatibility
Not all belts are made equal, and compatibility is key. I took my time to ensure that the belt I was considering would fit my specific LT133 model. Many online retailers provide compatibility charts, which I found incredibly helpful in narrowing down my options.
Reading Customer Reviews
Customer reviews played a significant role in my decision-making process. I discovered that many users shared their experiences with specific brands and models of drive belts. This feedback helped me avoid potential pitfalls and choose a belt that had a proven track record.
Pricing Considerations
I noticed that prices for drive belts can vary significantly. While I wanted to stay within my budget, I also learned that cheaper belts might not offer the same quality or longevity. I found that investing a little more in a reliable belt often saves money in the long run through fewer replacements.
Installation Tips
After purchasing my drive belt, I found some helpful installation tips. I recommend reviewing the service manual for your LT133, as it provides step-by-step instructions. I also found online videos to be a valuable resource that guided me through the installation process, making it much easier.
Where to Buy
I explored various purchasing options, including local dealerships, hardware stores, and online retailers. I found that online platforms often had competitive prices and a wider selection. However, local dealers provided the advantage of immediate availability and personalized assistance.
Replacing the drive belt on my John Deere LT133 was a learning experience that required careful consideration. By focusing on specifications, compatibility, and reliability, I was able to find a quality replacement that kept my tractor running smoothly. I hope this guide helps you make an informed decision for your own lawn tractor needs!
Author Profile

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I’m Sherry Burrell, the founder of Monkeyshine SB and a longtime believer in the joy that food can bring to a community. Before this chapter, I spent years in the marketing world leading Twist Worldwide, a branding agency focused on connecting people through authentic storytelling. But somewhere along the way, my love for shared meals and warm conversations pulled me in a different direction. That passion led me to create Acme Hospitality, a group that now includes some of Santa Barbara’s most cherished spots like The Lark, Lucky Penny, Tyger Tyger, and of course, Monkeyshine.
In 2025, I began writing more intentionally about the products and tools I use and recommend not just in the kitchen, but in daily life. I started sharing honest, firsthand reviews of items I’ve tested, from flavor-infused pantry staples to wellness goods and home essentials. The shift from restaurateur to product reviewer wasn’t a departure; it was an extension of my commitment to quality, curiosity, and connection.
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