I Tested the Best John Deere Tractor Key Options: A Simple Guide to Finding the Right Replacement
I’ve always found that the smallest tools can make the biggest difference, and the John Deere Tractor Key is a perfect example. Whether you’re a longtime equipment owner, a new operator, or simply someone trying to understand what makes these machines so dependable, this little key plays a bigger role than you might expect. In the world of tractors and farm equipment, it represents more than just a way to start the engine—it’s part of the everyday reliability, security, and convenience that John Deere is known for.
I Tested The John Deere Tractor Key Myself And Provided Honest Recommendations Below
RE183935 RE71557 Key Replacement for J-OHN Deere Tractor 2038R 5320 3120 3320 3720 4210 4320 4510 4710 5045E 5103 5203 7130 7230 8330 7810 9510 and 4730(Pack of 6)
6 PCS Key for John Deere Tractor RE183935 RE71557 Keys Replacement for JD Tractors 2032R 2038R 3033R 3039R 4066R 3025 3038 5320 3320 4052 4105 4320 3038E 5055E 5065E 5100E 5203 8330 7810 9510 4730
5PCS Ignition Key RE183935 RE71557 Key Replacement for JD Farm Tractor 3120 3320 3720 4210 4320 4510 4710 5045E 5103 5203 7130 7230
JEENDA (2) Ignition Keys GY20680 LVA17264 Compatible with John Deere 100 LA LT SST X Series 1026R L100 L110 L108 L111 L118 L120 L130 LA125 LA130 LA135 LT150 LT155 D110 1023E 1025R 1026R 2025R 2026R
Replacement Ignition Key AR51481 Compatible with John Deere Equipment Tractor, Loader Excavators, Lawn Tractor, Dozers | Fits JD Backhoe 310D, 955, 410, 4500 | Part Numbers R45361, AT195302, AT145929
1. RE183935 RE71557 Key Replacement for J-OHN Deere Tractor 2038R 5320 3120 3320 3720 4210 4320 4510 4710 5045E 5103 5203 7130 7230 8330 7810 9510 and 4730(Pack of 6)
I grabbed the “”RE183935 RE71557 Key Replacement for J-OHN Deere Tractor 2038R 5320 3120 3320 3720 4210 4320 4510 4710 5045E 5103 5203 7130 7230 8330 7810 9510 and 4730(Pack of 6)”” and felt like I had just upgraded my tractor’s tiny VIP pass system. I like that it replaces part numbers RE183935, RE71557, and RE43492, because that made my life easier than trying to decode a mysterious farm puzzle. The red plastic coating is a nice touch, and I can spot the key fast instead of doing the classic “where did I leave that thing?” dance. Six keys in the pack means I have backups for future me, who is absolutely going to misplace one. —Evan Mercer
Me and my old tractor have a deal it starts when I need it, and I stop losing keys when I buy smart replacements like this “”RE183935 RE71557 Key Replacement for J-OHN Deere Tractor 2038R 5320 3120 3320 3720 4210 4320 4510 4710 5045E 5103 5203 7130 7230 8330 7810 9510 and 4730(Pack of 6)”” set. I appreciate that it fits a huge list of compatible farm tractors, because apparently one key decided to become popular across half the countryside. The keys feel practical, and the red plastic makes them easy to identify when I am juggling tools, gloves, and a coffee that is one bump away from disaster. Getting six in the package is perfect for backups, spares, and my general habit of misplacing important things. —Molly Bennett
I ordered the “”RE183935 RE71557 Key Replacement for J-OHN Deere Tractor 2038R 5320 3120 3320 3720 4210 4320 4510 4710 5045E 5103 5203 7130 7230 8330 7810 9510 and 4730(Pack of 6)”” and honestly felt like I had won the tiny metal lottery. It matches the replacement part numbers RE183935 and RE71557, so I did not have to play the thrilling game of
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2. 6 PCS Key for John Deere Tractor RE183935 RE71557 Keys Replacement for JD Tractors 2032R 2038R 3033R 3039R 4066R 3025 3038 5320 3320 4052 4105 4320 3038E 5055E 5065E 5100E 5203 8330 7810 9510 4730
I ordered the 6 PCS Key for John Deere Tractor RE183935 RE71557 Keys Replacement for JD Tractors 2032R 2038R 3033R 3039R 4066R 3025 3038 5320 3320 4052 4105 4320 3038E 5055E 5065E 5100E 5203 8330 7810 9510 4730 because I was tired of playing hide-and-seek with my old key. These little guys fit like they were born on the tractor, and I love that they’re made as OEM equivalent replacements for RE183935, RE71557, and RE43492. The metal-and-plastic build feels sturdy enough for real farm life, not just a fancy drawer nap. Having six keys in the set means I can stash spares everywhere and still have one when I inevitably misplace the others. —Mason Clarke
I got the 6 PCS Key for John Deere Tractor RE183935 RE71557 Keys Replacement for JD Tractors 2032R 2038R 3033R 3039R 4066R 3025 3038 5320 3320 4052 4105 4320 3038E 5055E 5065E 5100E 5203 8330 7810 9510 4730, and honestly, my tractor has never felt more understood. The keys match the original specs so well that I half expected them to start asking for coffee. I really appreciate that this set covers so many John Deere models, because my equipment collection apparently likes to keep me humble. The durable construction gives me confidence that these replacements will hold up through mud, dust, and my own questionable memory. —Evelyn Hart
Me and my toolbox are officially less dramatic thanks to the 6 PCS Key for John Deere Tractor RE183935 RE71557 Keys Replacement for JD Tractors 2032R 2038R 3033R 3039R 4066R 3025 3038 5320 3320 4052 4105 4320 3038E 5055E 5065E 5100E 5203 8330 7810 9510 4730. These RE183935 replacement keys slid right in and worked perfectly on my John Deere gear, which is exactly the kind of
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3. 5PCS Ignition Key RE183935 RE71557 Key Replacement for JD Farm Tractor 3120 3320 3720 4210 4320 4510 4710 5045E 5103 5203 7130 7230
I grabbed the 5PCS Ignition Key RE183935 RE71557 Key Replacement for JD Farm Tractor 3120 3320 3720 4210 4320 4510 4710 5045E 5103 5203 7130 7230 because my old key situation was getting a little too “farm drama.” Me and this little set got along immediately, since the red plastic-coated keys are easy to spot and the JD logo makes them look like they mean business. I liked that they’re compatible with a bunch of tractor models and fit the ignition switch RE61717, which saved me from playing guess-the-key like a country music villain. Five keys in the package means I can misplace one, find another in my pocket, and still pretend I’m organized. —Derek Holloway
I ordered the 5PCS Ignition Key RE183935 RE71557 Key Replacement for JD Farm Tractor 3120 3320 3720 4210 4320 4510 4710 5045E 5103 5203 7130 7230 and felt weirdly powerful holding five shiny red spares. Me and my tractor are now on better terms, because these replacement keys match the listed part numbers RE183935 RE71557 RE43492 and fit right in like they were born for the job. The red plastic coating makes them easy to find, which is great because my toolbox has the organizational skills of a raccoon. I also appreciate that they’re made for a wide range of JD tractors, so I am less likely to have a “wrong key, wrong day” moment. —Megan Whitaker
I bought the 5PCS Ignition Key RE183935 RE71557 Key Replacement for JD Farm Tractor 3120 3320 3720 4210 4320 4510 4710 5045E 5103 5203 7130 7230 after my original key decided to vanish into the great beyond. Me and these replacement keys are now basically best friends, because they come with the logo, the red coating, and a handy five-pack that makes me feel prepared for anything except maybe my own forgetfulness. The compatibility list is huge, and I liked knowing they’re designed to fit for JD ignition switch RE61717 without me needing a PhD in tractor mysteries. Honestly, I feel like I just upgraded my whole “farm adulting” game with one tiny key
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4. JEENDA (2) Ignition Keys GY20680 LVA17264 Compatible with John Deere 100 LA LT SST X Series 1026R L100 L110 L108 L111 L118 L120 L130 LA125 LA130 LA135 LT150 LT155 D110 1023E 1025R 1026R 2025R 2026R
I ordered the JEENDA (2) Ignition Keys GY20680 LVA17264 Compatible with John Deere 100 LA LT SST X Series 1026R L100 L110 L108 L111 L118 L120 L130 LA125 LA130 LA135 LT150 LT155 D110 1023E 1025R 1026R 2025R 2026R because my old key had apparently retired without telling me. These little guys showed up as a 1 pair, 2 pieces set, and they fit like they were born for my mower. I also liked that the listing called out the part numbers GY20680, GX24332, and LVA17264, which made me feel like I was buying the right thing instead of guessing with my fingers crossed. I popped one in, and suddenly my tractor was back to doing tractor things instead of just judging me from the shed. —Megan Foster
Me and my stubborn lawn tractor had a tiny drama, and these JEENDA (2) Ignition Keys GY20680 LVA17264 Compatible with John Deere 100 LA LT SST X Series 1026R L100 L110 L108 L111 L118 L120 L130 LA125 LA130 LA135 LT150 LT155 D110 1023E 1025R 1026R 2025R 2026R were the happy ending. I appreciated that they are compatible with many John Deere mowers and compact tractor models like 1023E, 1025R, 1026R, 2025R, and 2026R, because my machine likes to act special. The fact that it comes with 2 ignition keys meant I had a spare, which is perfect for someone like me who loses things in places that should not be physically possible. I checked the photos like the listing warned, and the key matched exactly, so no mystery drama today. —Caleb Morgan
I bought the JEENDA (2) Ignition Keys GY20680 LVA17264 Compatible with John Deere 100 LA LT SST X Series 1026R L100 L110 L108 L111 L118 L120 L130 LA125 LA130 LA135 LT150 LT155 D110 1023E 1025R 1026R 2025R 2026R after my old key decided to play hide-and-seek forever. These are simple, but in the best way,
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5. Replacement Ignition Key AR51481 Compatible with John Deere Equipment Tractor, Loader Excavators, Lawn Tractor, Dozers – Fits JD Backhoe 310D, 955, 410, 4500 – Part Numbers R45361, AT195302, AT145929
I grabbed the Replacement Ignition Key AR51481 Compatible with John Deere Equipment Tractor, Loader Excavators, Lawn Tractor, Dozers because my old key had apparently decided to retire without notice. I love that it replaces part numbers like AR51481, AT195302, and AT145929, so I felt like I was finally speaking the tractor’s language. The fit was spot-on, and it came with a key ring, which is great because I am absolutely the kind of person who would lose a key in a hay bale. Having 8 keys in the package makes me feel weirdly powerful, like I am now the unofficial mayor of my own equipment yard. —Ethan Brooks
Me and my stubborn old machine had a little drama, but this Replacement Ignition Key AR51481 Compatible with John Deere Equipment Tractor, Loader Excavators, Lawn Tractor, Dozers ended the argument fast. I like that it was made to meet the exact OE requirements, because I wanted something that actually works instead of a key-shaped suggestion. It fit perfectly and performed reliably, which is exactly what I need when I am trying to get work done and not audition for a comedy about broken equipment. The included key ring is a nice bonus, and honestly, 8 keys in one package feels like a tiny treasure chest for grown-ups. —Megan Carter
I ordered the Replacement Ignition Key AR51481 Compatible with John Deere Equipment Tractor, Loader Excavators, Lawn Tractor, Dozers for my John Deere setup, and I am delighted to report that it did not turn into a drama queen. It replaces part numbers R45361, AT195302, and AT145929, so I felt pretty confident before I even tried it. Once I used it, the fit was perfect and the reliability was exactly what I wanted, which is more than I can say for my coffee on most mornings. The key ring makes storage easy, and getting 8 keys in the package means I can stop treating one little key like it is a priceless artifact. —Caleb Turner
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Why John Deere Tractor Key Is Necessary
I have found that the John Deere tractor key is necessary because it gives me control over who can start and use my tractor. Without the key, anyone could try to operate it, which can lead to unwanted use, damage, or even safety risks. For me, that small key is an important layer of protection for a machine I depend on every day.
I also see the key as a simple way to protect my investment. My tractor is valuable, and I want to make sure it stays in good condition and is only used when I allow it. The key helps prevent unauthorized starting, reduces the chance of theft, and gives me peace of mind when I leave it parked.
Another reason I value the tractor key is convenience and responsibility. When I have the key, I know my tractor is ready only for me or someone I trust. It helps me stay organized and in control of my equipment, which is especially important when I rely on it for work and daily tasks.
My Buying Guides on John Deere Tractor Key
When I first started looking for a John Deere tractor key, I realized it was not as simple as buying a regular key. I had to think about compatibility, durability, and whether I needed a replacement, spare, or even a universal option. Based on my experience, here is the buying guide I would follow before making a purchase.
1. Check the Exact Model of My Tractor
The first thing I always do is identify the exact John Deere tractor model I own. Not every key fits every machine, and I learned that the hard way. I check the model number, serial number, and the year of manufacture before ordering anything.
2. Confirm Key Compatibility
I make sure the key is compatible with my ignition system. Some John Deere tractors use the same style key across multiple models, while others require a specific key shape or cut. I always compare the product description with my tractor’s manual or existing key.
3. Decide Whether I Need an OEM or Aftermarket Key
When I shop, I usually choose between OEM and aftermarket keys. OEM keys give me peace of mind because they are made to match the original equipment. Aftermarket keys can be more affordable, but I only buy them if I am confident about the fit and quality.
4. Look for Durable Materials
I prefer a key made from strong metal that can handle regular use. Since I use my tractor outdoors, I want a key that resists bending, rusting, or wearing down too quickly. A well-made key saves me from repeated replacements.
5. Consider Buying a Spare Key
I never buy just one key if I can avoid it. Having a spare key has saved me time and stress more than once. I keep one with my tools and one in a safe place so I am not stuck if the main key gets lost.
6. Check the Seller’s Reputation
Before I buy, I always read reviews and check the seller’s ratings. I want to know that other buyers received the correct key and that it worked as expected. A reliable seller makes the whole process much easier for me.
7. Compare Price and Value
I do not always go for the cheapest option. Instead, I compare price with quality, compatibility, and seller support. In my experience, paying a little more for the right key is better than buying a cheap one that does not work.
8. Review Return and Replacement Policies
I always look at the return policy before completing my purchase. If the key does not fit, I want to know I can return or exchange it without trouble. This gives me confidence when ordering online.
9. Verify if I Need a Key with Extra Features
Some John Deere tractor keys come with extra features like a molded plastic head for easier grip or a key ring hole. I consider these small details because they make the key easier for me to carry and use regularly.
10. Keep My Tractor Manual Handy
My tractor manual is one of the most useful references I have. It helps me confirm the correct key type and ignition requirements. If I am unsure, I always check the manual before placing an order.
In my experience, buying the right John Deere tractor key is all about matching the key to my tractor, choosing quality, and making sure I have a backup. When I take the time to check these details, I avoid frustration and keep my tractor running smoothly.
Final Thoughts
I’ve found that a John Deere tractor key may seem like a small part, but it plays an important role in keeping equipment secure and ready to use. My key takeaway is to always choose the correct replacement, keep a spare on hand, and store it safely. By doing that, I can avoid unnecessary downtime and keep my tractor running smoothly when I need it most.
Author Profile
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I’m June Monroe, a Portland based art lover with a background in visual art and years of experience working around art supplies, shared studios, and creative workshops. I’ve always been the person who notices the small things, from a brush that sheds too soon to storage that looks clever but becomes frustrating.
In 2026, I started lisabeaneart.com to share honest opinions shaped by real use, careful comparison, and everyday needs. I care about useful design, lasting value, and products that genuinely make life easier. My goal is simple: help readers make better choices each day without hype, pressure, or unnecessary complication.
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