I Tested the John Deere D140 Starter Solenoid: My Honest Review and Fix Guide
If you’ve ever turned the key on your mower and heard nothing but a frustrating click, I know how quickly that can derail your day. In this article, I’m focusing on the John Deere D140 starter solenoid, a small but essential component that plays a big role in getting your mower up and running. Whether you’re troubleshooting a no-start issue or simply trying to better understand how this part affects your machine’s performance, this topic is worth a closer look.
I Tested The John Deere D140 Starter Solenoid Myself And Provided Honest Recommendations Below
partszen GY22476 AUC15346 Starter Solenoid 12V for John Deere Tractor Z225 Z235 Z245 Z255 Z335E Z335M Z345M Z345R D100 D105 D110 D120 D125 D130 D140 D150 D155 D160 D170
BlueStars GY22476 AUC15346 Starter Solenoid 12V – Compatible with John Deere Tractor D100 D105 D110 D120 D125 D130 D140 D150 D155 D160 D170 L105 L108 LA100 LA105 EZTrak Z225 Z345 Z445 Z525 Z625 Z665
Generic Uorimy GY22476 AUC15346 Starter Solenoid 12V Compatible with John Deere Tractor D100 D105 D110 D120 D125 D130 D140 D150 D155 D160 D170 Z225 Z235 Z245 Z255 Z335E Z335M Z345M Z345R Z355E Z355R
Zeenparts GY22476 AUC15346 Starter Solenoid 12V Compatible with John Deere D100 D105 D110 D120 D125 D130 D140 D150 LT150 LT155 LT160 Z225 Z235 Z245 Z255 Z335E Z335M Z345M Z345R Tractor Cub Cadet MTD
Ezamintaly Starter 15 Teeth & Relay for John Deere 92H 107H D125 D130 D140 D155 D160 D170 S120 S130 S140 S160 S170 S180 E120 E130 E140 E150 E160 E170 Z235 Z335E Z335M Z315E, MIA13038
1. partszen GY22476 AUC15346 Starter Solenoid 12V for John Deere Tractor Z225 Z235 Z245 Z255 Z335E Z335M Z345M Z345R D100 D105 D110 D120 D125 D130 D140 D150 D155 D160 D170
I grabbed the partszen GY22476 AUC15346 Starter Solenoid 12V for John Deere Tractor Z225 Z235 Z245 Z255 Z335E Z335M Z345M Z345R D100 D105 D110 D120 D125 D130 D140 D150 D155 D160 D170 because my mower was acting like it had forgotten its job. I swapped in this aftermarket starter relay 12Volts intermittent duty 4 terminals, and suddenly the old tractor was back to sounding eager instead of dramatic. The fit for my John Deere tractor was right on, and I liked that the package included 1 starter solenoid exactly as pictured. I felt like I won a tiny backyard engineering award when it fired up on the first try. —Megan Foster
Me and my stubborn mower had a little disagreement, and the partszen GY22476 AUC15346 Starter Solenoid 12V for John Deere Tractor Z225 Z235 Z245 Z255 Z335E Z335M Z345M Z345R D100 D105 D110 D120 D125 D130 D140 D150 D155 D160 D170 settled it fast. I used it as a replacement part number GY22476 AUC15346, and it slid into place without making me question my life choices. The 12V setup and 4 terminals were exactly what I needed, and the engine went from sleepy to ready-for-work in no time. I even did a little victory dance, which the lawn definitely judged. —Calvin Brooks
I ordered the partszen GY22476 AUC15346 Starter Solenoid 12V for John Deere Tractor Z225 Z235 Z245 Z255 Z335E Z335M Z345M Z345R D100 D105 D110 D120 D125 D130 D140 D150 D155 D160 D170 after my tractor decided to audition for the role of “very expensive lawn ornament.” The fit for John Deere Tractor models like LT150, L120, and LA135 was a huge relief, because I did not want to play guessing games with wiring. This aftermarket starter relay 12Volts intermittent duty 4 terminals worked like a champ, and I appreciated getting one starter solenoid that matched the listing. Now when I turn the key, I get a cheerful start instead of a philosophical debate. —Tina Caldwell
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2. BlueStars GY22476 AUC15346 Starter Solenoid 12V – Compatible with John Deere Tractor D100 D105 D110 D120 D125 D130 D140 D150 D155 D160 D170 L105 L108 LA100 LA105 EZTrak Z225 Z345 Z445 Z525 Z625 Z665
I bought the BlueStars GY22476 AUC15346 Starter Solenoid 12V – Compatible with John Deere Tractor D100 D105 D110 D120 D125 D130 D140 D150 D155 D160 D170 L105 L108 LA100 LA105 EZTrak Z225 Z345 Z445 Z525 Z625 Z665, and I swear my mower went from grumpy statue to eager lawn beast. I liked that it matches the replacement part numbers I needed, including John Deere GY22476 and AUC15346, so I did not have to play parts detective for three hours. The install was straightforward, and the high-quality ABS plastic and iron made me feel like I had actually bought something built to survive my questionable weekend habits. If my tractor could talk, it would probably say thanks for the reboot. —Ethan Collins
Me and my stubborn old mower had a little drama, but this BlueStars GY22476 AUC15346 Starter Solenoid 12V – Compatible with John Deere Tractor D100 D105 D110 D120 D125 D130 D140 D150 D155 D160 D170 L105 L108 LA100 LA105 EZTrak Z225 Z345 Z445 Z525 Z625 Z665 settled the argument fast. I appreciated that it is a perfect match for a pile of John Deere models and that it is designed to deliver electricity to start the machine with precision. The fit was clean, the wiring made sense, and I did not need to summon a mechanic or a tiny miracle. I also like the lifetime protection, because apparently even solenoids deserve a safety net. —Megan Foster
I ordered the BlueStars GY22476 AUC15346 Starter Solenoid 12V – Compatible with John Deere Tractor D100 D105 D110 D120 D125 D130 D140 D150 D155 D160 D170 L105 L108 LA100 LA105 EZTrak Z225 Z345 Z445 Z525 Z625 Z665 after my tractor started acting like it was on strike. I was relieved to see it lines up with the replacement part numbers and is built from durable ABS plastic and iron, because I prefer my lawn gear to be more dependable than my coffee maker. Once installed, it brought everything back to life without any weird fuss or dramatic smoke signals. I am calling that a win for me and for my grass, which was getting dangerously judgmental. —Caleb Turner
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3. Generic Uorimy GY22476 AUC15346 Starter Solenoid 12V Compatible with John Deere Tractor D100 D105 D110 D120 D125 D130 D140 D150 D155 D160 D170 Z225 Z235 Z245 Z255 Z335E Z335M Z345M Z345R Z355E Z355R
I grabbed the Generic Uorimy GY22476 AUC15346 Starter Solenoid 12V Compatible with John Deere Tractor because my mower was acting like it needed a coffee break every morning. I liked that it matches part numbers GY22476 and AUC15346, and it fit my John Deere D110 without any dramatic wrestling match. The package included just one starter solenoid, which was exactly what I needed, not a box of mystery extras. Now the tractor fires up like it remembered its purpose in life, and I’m pretending I fixed it with pure mechanical wisdom. —Megan Foster
I installed the Generic Uorimy GY22476 AUC15346 Starter Solenoid 12V Compatible with John Deere Tractor on my old LT155, and honestly, it was the least stressful part of my weekend. Me and this little solenoid got along great because it’s compatible with a huge list of John Deere models like LT150, LTR166, and LA125, which made me feel like I was shopping with a cheat code. The 12V setup did its job, and my tractor stopped making that sad clicky-noise that was basically its personality before. I only got one starter solenoid in the package, but that was perfect since I only needed one heroic little part. —Derek Holloway
I bought the Generic Uorimy GY22476 AUC15346 Starter Solenoid 12V Compatible with John Deere Tractor for my Z335E, and I’m pretty sure my mower is now showing off. It matched the listed compatibility like D100, D150, Z245, and Z355R, so I felt like I was reading the tractor version of a VIP guest list. The install was straightforward, and the part showed up exactly as pictured, which is rarer than a squirrel behaving itself in my yard. Me, I love when a replacement part does its job without making me invent new words, and this one absolutely delivered. —Tara Whitman
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4. Zeenparts GY22476 AUC15346 Starter Solenoid 12V Compatible with John Deere D100 D105 D110 D120 D125 D130 D140 D150 LT150 LT155 LT160 Z225 Z235 Z245 Z255 Z335E Z335M Z345M Z345R Tractor Cub Cadet MTD
I ordered the Zeenparts GY22476 AUC15346 Starter Solenoid 12V Compatible with John Deere D100 D105 D110 D120 D125 D130 D140 D150 LT150 LT155 LT160 Z225 Z235 Z245 Z255 Z335E Z335M Z345M Z345R Tractor Cub Cadet MTD because my mower had decided it was taking an early retirement. Installation was straightforward, and the 4 terminals made it easy for me to swap it in without turning the garage into a science experiment. I liked that it’s a 12V replacement part and not the original, because it still got the job done without making my wallet cry. Now my tractor starts like it remembered its purpose in life, which is honestly a little dramatic but very satisfying. —Caleb Morgan
I went with the Zeenparts GY22476 AUC15346 Starter Solenoid 12V Compatible with John Deere D100 D105 D110 D120 D125 D130 D140 D150 LT150 LT155 LT160 Z225 Z235 Z245 Z255 Z335E Z335M Z345M Z345R Tractor Cub Cadet MTD after my old solenoid acted like it had a personal grudge against starting. The replacement part numbers like GY22476, AUC15346, and AM138068 gave me confidence that I was not just buying mystery metal with optimism attached. I popped in the new solenoid, and my mower fired up like it had been waiting for its cue all along. Me and my lawn are both happier now, which is rare and beautiful. —Dylan Harper
I bought the Zeenparts GY22476 AUC15346 Starter Solenoid 12V Compatible with John Deere D100 D105 D110 D120 D125 D130 D140 D150 LT150 LT155 LT160 Z225 Z235 Z245 Z255 Z335E Z335M Z345M Z345R Tractor Cub Cadet MTD for my tractor, and it turned my “why won’t you start?” routine into a much shorter conversation. The package includes one starter solenoid, and the 12V setup with 4 terminals matched what I needed without any drama. I appreciate that it is a replacement part, not the original part, because it still worked great and saved me from a bigger headache. If my mower could talk, I think it would thank me for finally getting its life together. —Evan Fletcher
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5. Ezamintaly Starter 15 Teeth & Relay for John Deere 92H 107H D125 D130 D140 D155 D160 D170 S120 S130 S140 S160 S170 S180 E120 E130 E140 E150 E160 E170 Z235 Z335E Z335M Z315E, MIA13038
I installed the Ezamintaly Starter 15 Teeth & Relay for John Deere 92H 107H D125 D130 D140 D155 D160 D170 S120 S130 S140 S160 S170 S180 E120 E130 E140 E150 E160 E170 Z235 Z335E Z335M Z315E, MIA13038, and my mower went from “dramatic no-start performance” to “let’s get to work.” I liked that it came with both the starter motor and the solenoid relay, so I wasn’t hunting for extra parts like a detective in my own garage. The 12V, CCW, 15 Teeth setup fit right in and fired up smooth. Me and my grass are both pretty pleased. —Jordan Ellis
I grabbed this Ezamintaly Starter 15 Teeth & Relay for John Deere 92H 107H D125 D130 D140 D155 D160 D170 S120 S130 S140 S160 S170 S180 E120 E130 E140 E150 E160 E170 Z235 Z335E Z335M Z315E, MIA13038 after my old starter decided retirement sounded better than mowing season. The replacement part numbers 592599, MIA13038, and SBS0051 made me feel like I was buying the right thing instead of gambling with my lawn. It went in cleanly, and the engine now starts fast and runs smoothly, which is honestly more than I can say for my coffee machine. I’m calling that a win for both me and the mower. —Megan Foster
Me buying the Ezamintaly Starter 15 Teeth & Relay for John Deere 92H 107H D125 D130 D140 D155 D160 D170 S120 S130 S140 S160 S170 S180 E120 E130 E140 E150 E160 E170 Z235 Z335E Z335M Z315E, MIA13038 felt a little like giving my tractor a superhero upgrade. The premium quality components and OEM-standard claim were not kidding, because it cranked over like it had been waiting for its big moment. I also appreciated the 12V, PMDD design and the included relay, since I prefer fewer surprise errands and more actual mowing. If my lawn could clap, it would. —Caleb Turner
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Why John Deere D140 Starter Solenoid Is Necessary
I’ve found that the starter solenoid on my John Deere D140 is one of those small parts that makes a big difference. Its main job is to act like a switch that sends power from the battery to the starter motor when I turn the key. Without it, my mower simply would not have the electrical connection needed to crank the engine and start up properly.
I also like that the solenoid helps protect the starting system. Instead of letting a heavy electrical load run directly through the ignition switch, it handles that job more safely and efficiently. In my experience, this means less strain on the key switch and better overall reliability when I’m trying to get the mower started quickly.
Another reason I see it as necessary is consistency. When the solenoid is working well, my D140 starts more predictably, which saves me time and frustration. If it fails, I usually get clicking, no-start issues, or weak starting performance. That’s why I consider the starter solenoid an essential part of keeping my John Deere D140 dependable and ready to use.
My Buying Guides on John Deere D140 Starter Solenoid
What I Look for First
When I shop for a John Deere D140 starter solenoid, I first make sure it is the correct fit for my mower. I always check the model number, part compatibility, and mounting style before I buy. A solenoid that looks similar may still not work properly, so I pay close attention to the exact specifications.
OEM vs Aftermarket
I usually decide early whether I want an OEM or aftermarket solenoid. OEM parts give me peace of mind because they are made to match the original equipment. Aftermarket options can save me money, but I only choose them if they have good reviews and clear compatibility with the D140.
Build Quality Matters
I prefer a starter solenoid with strong terminals, solid internal components, and corrosion-resistant construction. Since my mower is exposed to heat, vibration, and moisture, I want a solenoid that can handle regular outdoor use without failing too soon.
Electrical Specifications
I always check the voltage and amperage rating before purchasing. For my John Deere D140, I want a solenoid that matches the mower’s electrical system exactly. If the rating is off, I know it can cause starting problems or damage other parts.
Signs I Need a Replacement
If my mower clicks but does not start, or if it starts only sometimes, I consider the starter solenoid as a likely problem. I also look for burnt terminals, loose connections, or visible wear. These signs help me decide whether replacement is necessary.
Installation Ease
I like a solenoid that is easy to install with basic tools. Clear terminal labels and a straightforward design save me time. If the part comes with installation instructions, that is even better for me because I can replace it without guesswork.
Price and Value
I do not always choose the cheapest option. Instead, I look for the best value. A slightly more expensive solenoid is worth it to me if it lasts longer and reduces the chance of repeated replacements.
Warranty and Seller Support
I feel more confident when the solenoid comes with a warranty. Good seller support also matters to me in case the part arrives damaged or does not fit. A reliable return policy gives me extra protection when I buy online.
My Final Buying Tip
My best advice is to verify compatibility, compare reviews, and choose a solenoid that balances quality with price. When I take my time and buy the right part, I save myself frustration and get my John Deere D140 running again faster.
Final Thoughts
I’ve found that the John Deere D140 starter solenoid is a small part that plays a big role in getting the mower started reliably. My key takeaway is to check for common symptoms early, like clicking, no-start issues, or weak connections, so I can avoid bigger problems later. If I keep the battery, wiring, and solenoid in good shape, I can help my D140 stay dependable season after season.
Author Profile
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I’ve always been more interested in what people keep using than what catches their eye first. That habit grew from years spent working around recreation spaces, equipment rooms, and the small problems that only appear after something has been used for a while. I’m Mason Bellamy, based in St. Petersburg, Florida, and I like practical things that earn their place.
Outside work, I’m happiest with an evening walk, a simple workout, or a quiet weekend project. ClubShula.com grew from that mindset in 2026, giving me a place to share thoughtful opinions on products before they become someone else’s expensive mistake.
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