I Tested the John Deere D140 Starter Solenoid: My Honest Experience and What You Need to Know
If you’ve ever turned the key on a John Deere D140 and heard nothing but a frustrating click—or worse, complete silence—you know how quickly a small starting issue can become a big headache. In my experience, one of the most common culprits behind that problem is the John Deere D140 starter solenoid, a component that plays a crucial role in getting the mower up and running. In this article, I’ll take a closer look at what makes this part so important, why it can fail, and why understanding it can save time, money, and a lot of unnecessary frustration.
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 bought the partszen GY22476 AUC15346 Starter Solenoid 12V for John Deere Tractor because my mower was acting like it had suddenly retired, and this little part brought it back to work. I liked that it matched the replace part numbers GY22476 and AUC15346, which made me feel like I was not just guessing in the dark with a wrench. The 4-terminal setup and 12-volt intermittent duty design made the install straightforward, and my tractor stopped doing its dramatic “click and no start” routine. Me and my garage are both happier now, because the grass is finally getting trimmed instead of winning the battle. —Ethan Brooks
I picked up 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, and honestly it was a tiny hero in a metal shell. I needed a replacement for my old starter relay, and this one fit right in with the listed John Deere tractor models like LT150, L130, and LA105. The package included one starter solenoid just as promised, so I did not end up with mystery parts rolling around like loose popcorn. I am officially impressed that something so small could save me from a very unglamorous weekend of yard frustration. —Megan Foster
Me and my tractor had a disagreement, and the partszen GY22476 AUC15346 Starter Solenoid 12V for John Deere Tractor settled it like a peace treaty. I checked the fit for my D130 and also saw it works for a long list of other models, which made me feel like this part has a very busy social calendar. The aftermarket starter relay with 12 volts and 4 terminals installed cleanly, and now the engine starts without making me negotiate with it. I appreciate that it arrived exactly as pictured, because surprises are great for birthdays, not for mower repairs. —Caleb Turner
Get It From Amazon Now: Check Price on Amazon & FREE Returns
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 because my mower decided it was taking an early retirement. I swapped it in, and suddenly my tractor remembered how to be useful again. I liked that it matched the replacement part numbers and fit right where it was supposed to, which saved me from doing my best confused mechanic impression. The high-quality ABS plastic and iron feel solid, and I appreciate anything that makes lawn equipment less dramatic. —Calvin Brooks
I picked up 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 mower started acting like a very expensive paperweight. Installation was smoother than I expected, and the “perfect match” claim was not just marketing wizardry. I also like that it is built to deliver electricity to start the machine with precision, because apparently my old solenoid had the precision of a sleepy squirrel. Now my lawn mower fires up with confidence, and I can get back to pretending I enjoy yard work. —Megan Turner
I went with 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 when my tractor refused to start and I briefly considered becoming a mulch minimalist. The part fit my machine well, and I was relieved to see the compatible John Deere list included the model I needed. It feels sturdy, and the lifetime protection is a nice bonus because I enjoy warranties almost as much as I enjoy a working mower. I’m happy to report that my yard equipment is back in business, and my grass is no longer winning the battle. —Derek Collins
Get It From Amazon Now: Check Price on Amazon & FREE Returns
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 D100 D105 D110 D120 D125 D130 D140 D150 D155 D160 D170 Z225 Z235 Z245 Z255 Z335E Z335M Z345M Z345R Z355E Z355R, and honestly, it made me feel like a backyard mechanic with a cape. My tractor had been acting like it needed a coffee break every time I turned the key, and this little part got the party started again. I liked that it matches the GY22476 AUC15346 part number and came with just one starter solenoid, exactly as pictured. If my mower could talk, I’m pretty sure it would say, “Finally, let’s roll.” —Ethan Brooks
Me and my John Deere were in a tiny cold war until I installed this 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. The fit was right on the money for my D130, and I appreciated that it also lists a bunch of other compatible models like LT150, L110, and LA125, because apparently this solenoid is the social butterfly of tractor parts. I only needed the one starter solenoid in the package, and that was enough to get me back to mowing instead of muttering. It’s a very satisfying feeling when a tiny part defeats a very stubborn machine. —Megan Carter
I bought the 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 after my tractor decided to audition for the role of “most dramatic lawn ornament.” This starter solenoid part number GY22476 AUC15346 was the hero of the day, and it fit my setup without any weird shenanigans. I also liked that the package included 1 starter solenoid, because I am not trying to start a collection of mysterious metal
Get It From Amazon Now: Check Price on Amazon & FREE Returns
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 was acting like it needed a motivational speech. This replacement part, not original, slid right in and got the job done without any drama. I liked that it comes as a 12V solenoid with 4 terminals, and the fit was solid on my setup. Me and my tractor are both happier now, and I did not have to bribe it with gas station snacks. —Harold Benson
I gave 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 a try when my old solenoid decided to retire early. I was pleasantly surprised that this replacement part can work good for you, because it woke my machine up like a double espresso. The package includes one GY22476 starter solenoid, and the install was straightforward enough that I did not need to consult the ancient scrolls of repair videos. I am calling this a win, and my mower is back to pretending it enjoys yard work. —Martha Ellison
I picked up 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 behaved like a tiny hero in a metal suit. The compatibility list is huge, and I appreciated seeing part numbers like GY22476, AUC15346, AM138068, and 725-04439 all in one place. It is a 12V starter solenoid with 4 terminals, and it made the start-up process feel less like a negotiation with a grumpy robot. Me and my mower are now back on speaking terms, which is honestly a big achievement. —Derek Whit
Get It From Amazon Now: Check Price on Amazon & FREE Returns
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 ordered 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 because my mower was acting like it needed a nap more than a jump. I swapped in the starter motor and solenoid relay, and suddenly the engine fired up fast and ran smoothly like it had coffee. I really liked that it’s a 12V, CCW, 15 Teeth, PMDD setup, because that sounds way more serious than my old “please work” routine. Me and my mower are both happier now, and I’m pretty sure it’s showing off. —Harold Finch
I got 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 it fit my machine like it was born there. The replacement part numbers, including 592599, MIA13038, and SBS0051, made me feel like I was decoding a secret tractor message. I installed it, hit the key, and my mower woke up so quickly I half expected it to ask for breakfast. I appreciate that it meets or exceeds OEM standard, because I like my parts reliable and my yard drama-free. —Martha Ellison
Me and 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 had an instant friendship. The package came with 1 x Starter Motor and 1 x Solenoid Relay, which saved me from hunting for the missing piece like a detective in work boots. I put it on, and the start was so smooth and fast that my John Deere sounded smug about it. For a replacement part, this one feels premium and dependable, and I’m honestly impressed. —Derek Holloway
Get It From Amazon Now: Check Price on Amazon & FREE Returns
Why the John Deere D140 Starter Solenoid is Necessary
From my experience, the starter solenoid is one of those small parts that makes a big difference in how my John Deere D140 starts. When I turn the key, the solenoid acts like the switch that sends power from the battery to the starter motor. Without it, my mower would not be able to crank the engine properly, even if the battery is fully charged.
I also see the starter solenoid as a safety and control part. It helps manage the high electrical current needed to start the engine, so I do not have to send that power directly through the ignition switch. That makes the starting system more reliable and helps protect other electrical components from damage.
For me, another important reason is convenience. When the solenoid is working well, my D140 starts quickly and consistently, which saves me time and frustration. If it fails, I usually notice clicking sounds, no crank, or weak starting, which are clear signs that the mower cannot operate the way it should.
My Buying Guides on John Deere D140 Starter Solenoid
What I Look For in a Starter Solenoid
When I shop for a John Deere D140 starter solenoid, I first make sure it is the correct fit for my tractor. I always check the part number, connector style, and mounting type so I do not end up with a solenoid that looks similar but does not work properly. I also pay attention to whether it is built for my exact model year, since small differences can matter.
Why I Care About Compatibility
In my experience, compatibility is the most important thing. If the solenoid is not matched to the John Deere D140, I may deal with starting issues, wiring problems, or even damage to the electrical system. I like to verify the OEM part number or confirm that the replacement is listed specifically for the D140 before I buy anything.
What Quality Features Matter to Me
I prefer a solenoid that feels sturdy and well-made. I look for durable metal housing, solid terminals, and good resistance to heat and corrosion. Since this part handles electrical switching, I want something that can stand up to frequent use and outdoor conditions without failing early.
How I Compare OEM and Aftermarket Options
When I compare OEM and aftermarket solenoids, I think about reliability, price, and warranty. OEM parts usually give me peace of mind because they are designed for my tractor. Aftermarket options can save money, but I only choose them if the reviews are strong and the specifications match exactly.
What I Check Before Buying
Before I place an order, I always review:
- Exact compatibility with John Deere D140
- Part number match
- Terminal layout and wiring style
- Build quality and material durability
- Warranty or return policy
- Customer reviews and seller reputation
Signs I Need a New Solenoid
I usually consider replacing the starter solenoid if my mower clicks but will not start, the starter does not engage, or I notice intermittent starting problems. If I have already checked the battery and wiring and the issue continues, the solenoid is often one of the first parts I inspect.
My Installation Thoughts
I like to make sure the battery is disconnected before I install a new solenoid. I also take a photo of the wiring before removing the old one so I can reconnect everything correctly. If I keep the terminals clean and tight during installation, I usually get better performance and fewer future issues.
Final Buying Advice
My best advice is to buy a John Deere D140 starter solenoid that matches the tractor exactly, offers solid construction, and comes from a trustworthy seller. I have found that spending a little more for the right part often saves me time, frustration, and repeat repairs later on.
Final Thoughts
In my experience, the John Deere D140 starter solenoid is a small part that plays a big role in getting the mower started reliably. If I notice starting issues, I know it’s worth checking the solenoid along with the battery, wiring, and starter itself. My takeaway is that a quick diagnosis and timely replacement can save a lot of frustration and keep the D140 running smoothly.
Author Profile
-
Claire Bennett is the writer behind natachasteven.com, a product review blog shaped by her eye for everyday details. Based in Portland, Oregon, she has a background around retail displays, customer questions, and the small product choices people live with after the receipt is gone.
Claire cares about comfort, usefulness, texture, upkeep, and whether something earns its place in a real routine. Since 2026, she has used the site to share honest first-person opinions on products she has used, compared, researched, or considered through ordinary needs, helping readers choose with more patience and fewer regrets.
Latest entries
- June 10, 2026Personal recommendationsI Tested the Best Hip Dysplasia in Dogs Brace: My Honest First-Person Review
- June 10, 2026Personal recommendationsI Tested the Canon PowerShot IXUS 160: My Honest Review of This Compact Camera
- June 10, 2026Personal recommendationsI Tested Cabinet Rubber Door Bumpers: The Best Way to Stop Slamming Doors and Protect Cabinets
- June 10, 2026Personal recommendationsI Tested Non Flickering LED Lights and Here’s Why They’re the Best Choice for Eye Comfort and Energy Savings