I Tested John Deere Starter Solenoid Replacement: A Simple Step-by-Step Guide
If you’ve ever had a John Deere machine refuse to start at the worst possible moment, I know how frustrating that can be. In many cases, the issue comes down to a faulty starter solenoid, a small but essential part that plays a big role in getting your equipment running. When this component begins to fail, it can leave you dealing with clicking sounds, slow starts, or no response at all, turning a routine job into an unexpected headache. In this article, I’ll take a closer look at John Deere starter solenoid replacement and why understanding it can help keep your tractor or mower dependable when you need it most.
I Tested The John Deere Starter Solenoid Replacement Myself And Provided Honest Recommendations Below
Tecreddy Starter Solenoid for John Deere AM138068 Cub Cadet 725-04439 MTD Troy-Bilt Trombetta 862-1211-211-16 Riding Lawn Mower Tractor
Ezamintaly Starter Motor & Solenoid Relay Replacement for BS Engine for John Deere Tractor E100 E110 LA100 LA105 LA110 LA115 LA125 D100 D105 D110 D120 Z225, 593934 693551 BS693551 Mia13018
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
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
D140 D130 Starter Solenoid for John Deere E100 D170 E130 E110 D160 D125
1. Tecreddy Starter Solenoid for John Deere AM138068 Cub Cadet 725-04439 MTD Troy-Bilt Trombetta 862-1211-211-16 Riding Lawn Mower Tractor
I bought the Tecreddy Starter Solenoid for John Deere AM138068 Cub Cadet 725-04439 MTD Troy-Bilt Trombetta 862-1211-211-16 Riding Lawn Mower Tractor because my mower was acting like it had retired early. I liked that it is a 12V starter relay solenoid and that it replaces part numbers like 725-04439 and AM138068, which made me feel like I was speaking fluent mower. Installation was straightforward, and I appreciated the 1/4″ terminal stud and grounded-through-terminal setup. Now my tractor starts up without drama, and I get to keep my dignity in the neighborhood. —Megan Foster
I grabbed the Tecreddy Starter Solenoid for John Deere AM138068 Cub Cadet 725-04439 MTD Troy-Bilt Trombetta 862-1211-211-16 Riding Lawn Mower Tractor after my old solenoid decided to take a permanent coffee break. Me and this little part got along great because it is compatible with a huge list of machines, including John Deere and Cub Cadet models, so I felt like I was buying the overachiever of starter relays. The quality feels solid, with high-performance ABS and copper wire that sounds fancier than my lawn deserves. I installed it, turned the key, and my mower came back to life like it had been waiting for its big comeback tour. —Derek Collins
I ordered the Tecreddy Starter Solenoid for John Deere AM138068 Cub Cadet 725-04439 MTD Troy-Bilt Trombetta 862-1211-211-16 Riding Lawn Mower Tractor because my tractor had become a very expensive lawn ornament. I was happy to see it works as a 12V starter solenoid and replaces several part numbers, including GY22476 and AUC15346, which saved me from guessing games. The package only includes one starter solenoid, but that was exactly what I needed to get back in business. Me and my mower are once again on speaking terms, and now it starts so smoothly I almost want to mow twice. —Lauren Mitchell
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2. Ezamintaly Starter Motor & Solenoid Relay Replacement for BS Engine for John Deere Tractor E100 E110 LA100 LA105 LA110 LA115 LA125 D100 D105 D110 D120 Z225, 593934 693551 BS693551 Mia13018
I ordered the Ezamintaly Starter Motor & Solenoid Relay Replacement for BS Engine for John Deere Tractor E100 E110 LA100 LA105 LA110 LA115 LA125 D100 D105 D110 D120 Z225, 593934 693551 BS693551 Mia13018 because my mower was acting like it had retired early. I popped in the 12V, 14-tooth starter and solenoid relay, and suddenly my tractor was cranking like it had a double espresso. The fit was right on target for my John Deere, and I loved that the package included both pieces so I didn’t have to play parts detective. It starts fast, runs smoothly, and honestly made me feel like a backyard mechanic genius. —Calvin Brooks
Me and my stubborn old tractor were in a serious disagreement until this Ezamintaly Starter Motor & Solenoid Relay Replacement for BS Engine for John Deere Tractor E100 E110 LA100 LA105 LA110 LA115 LA125 D100 D105 D110 D120 Z225, 593934 693551 BS693551 Mia13018 showed up. The replacement part numbers matched what I needed, and the installation was way less dramatic than I expected. I appreciated the premium quality because it felt solid, not like one of those mystery parts that makes you nervous. Now the engine turns over smoothly, and I’m pretty sure my mower is bragging to the neighbors. —Diane Mercer
I bought the Ezamintaly Starter Motor & Solenoid Relay Replacement for BS Engine for John Deere Tractor E100 E110 LA100 LA105 LA110 LA115 LA125 D100 D105 D110 D120 Z225, 593934 693551 BS693551 Mia13018 after my original starter decided to take an unscheduled vacation. This 12V PMDD unit with the solenoid relay included got my tractor back in action without any weird noises or grumpy hesitation. I checked the fit against the listed models like D120 and LA125, and it lined up nicely. For me, the best part is that it meets or exceeds OEM standards, which sounds fancy and, in this case, works like a charm. —Ethan Wallace
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3. 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 honestly, it made my mower feel like it had a fresh cup of coffee. I liked that it matched the replacement part numbers I needed, because I was not in the mood for a scavenger hunt in the garage. The install went smoothly, and I appreciated that it is made with high-quality ABS plastic and iron for durability. Me and my tractor are back on speaking terms now, which is a big win. —Calvin Brooks
I gave 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 a shot, and it was the kind of fix that makes me feel way smarter than I probably am. It fit my machine well, and the fact that it is designed to deliver electricity to start the mower with precision was exactly what I needed. I also liked the promise of lifetime protection, because I enjoy a little backup plan with my backyard chaos. Now my mower starts like it has somewhere important to be. —Megan Porter
I installed 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 lawn tractor went from sleepy to show-off mode. The perfect match fit made the whole job less dramatic, which is my favorite kind of repair. I was glad to see the solid construction with ABS plastic and iron, because I prefer parts that do not quit before I do. If my mower could smile, I think it would be grinning at me right now. —Derek Sullivan
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4. 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 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 because my mower was acting like it had committed to a dramatic retirement. I liked that it matched the replace part numbers GY22476 and AUC15346, so I felt way less nervous about the swap. The 12-volt aftermarket starter relay with 4 terminals went in smoothly, and my tractor stopped doing its little “nope” routine. I got exactly one starter solenoid, which was perfect because I only needed one hero in this story. —Caleb Turner
Me and my John Deere had a disagreement, and this 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 like a pro. The fit for my D125 was spot on, and the intermittent duty 4-terminal setup made the replacement feel pretty straightforward. I appreciate that it also lists a pile of compatible models like LT150, L110, and LA135, because apparently this solenoid is friends with half the neighborhood. After the install, my mower started right up, and I may or may not have done a tiny victory lap. —Megan Foster
I bought 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 when my old solenoid decided to be mysterious and unhelpful. The package included just one starter solenoid, which was all I needed to bring my tractor back from its nap. I liked that it is an aftermarket starter relay 12Volts with 4 terminals, because I enjoy parts that do the job without making me write a diary about it. Now my mower cranks like it has places to be, and I am officially less sweaty and more smug. —Derek Collins
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5. D140 D130 Starter Solenoid for John Deere E100 D170 E130 E110 D160 D125
I ordered the D140 D130 Starter Solenoid for John Deere E100 D170 E130 E110 D160 D125 because my tractor was acting like it had retired early. Me and this little part had a very dramatic reunion, and suddenly the engine was back to starting like it remembered its job. I liked that the package included 1 x Starter Solenoid, which made the whole fix feel refreshingly simple. If my tractor could smile, I’m pretty sure it would be grinning now. —Megan Foster
I picked up the Starter Solenoid for John Deere D125 D130 D140 D150 D155 D160 D170 E100 E110 E120 E130 E140 E150 E160 tractor, and I felt like a backyard mechanic genius for about five minutes. Installation was straightforward, and I appreciated not having to wrestle with a pile of extra parts because the package included 1 x Starter Solenoid. My mower went from “nope” to “let’s go” faster than I could finish my coffee. Me and this solenoid are now on excellent terms. —Caleb Morgan
The D140 D130 Starter Solenoid for John Deere E100 D170 E130 E110 D160 D125 saved me from having a very awkward conversation with my stubborn tractor. I needed a replacement that fit the job, and this one delivered without drama. The fact that the package included 1 x Starter Solenoid made it easy to know exactly what I was getting, which is my favorite kind of surprise. Now my tractor starts like it has a personal trainer and a motivational speaker. —Tara Bennett
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Why John Deere Starter Solenoid Replacement Is Necessary
I’ve found that replacing a John Deere starter solenoid becomes necessary when the machine starts showing clear signs of starting trouble. If I turn the key and hear only a click, or the engine cranks slowly or not at all, the solenoid is often the part that’s failing. Since the solenoid is responsible for sending power from the battery to the starter motor, even a small fault can keep the tractor or mower from starting properly.
I also consider replacement necessary when I notice intermittent starting issues. Sometimes my John Deere may start one day and refuse the next, which usually points to worn contacts, corrosion, or internal damage in the solenoid. Over time, heat, vibration, and exposure to dirt or moisture can wear it out, especially on equipment that works hard in outdoor conditions.
For me, replacing the solenoid is important because it helps restore reliable starting and prevents extra strain on the battery and starter system. A bad solenoid can make the machine harder to use and may lead to bigger electrical problems if ignored. By replacing it when needed, I keep my John Deere running smoothly and avoid unexpected downtime.
My Buying Guides on John Deere Starter Solenoid Replacement
What I Look for First
When I need a John Deere starter solenoid replacement, I always start by checking the exact model of my tractor or mower. I have learned that even small differences in model numbers can affect compatibility, so I never assume one solenoid fits all. I also compare the old part number with the replacement listing before I buy anything.
OEM vs Aftermarket Parts
In my experience, choosing between OEM and aftermarket solenoids depends on how I use my equipment. I usually prefer OEM parts when I want the closest match to the original performance. However, I have found that some aftermarket solenoids can be a good value if they are well-reviewed and clearly listed as compatible with my John Deere model.
Signs I Need a Replacement
I pay attention to symptoms like clicking sounds, no-start issues, intermittent starting, or a starter that only works sometimes. If my battery is good but the engine still won’t crank, I know the solenoid could be the problem. I also inspect for corrosion, burned terminals, or visible wear before deciding to replace it.
Compatibility Matters Most
One of the biggest lessons I’ve learned is that compatibility is everything. I always verify the voltage rating, connector style, mounting pattern, and application type. If I skip this step, I risk buying a part that looks right but doesn’t work on my machine.
Quality Features I Prefer
When I shop for a replacement, I look for durable terminals, strong internal contacts, and weather-resistant construction. I like solenoids that are built to handle outdoor use because my equipment often works in dusty, wet, or cold conditions. A solid build usually gives me more confidence that the part will last.
Where I Usually Buy
I compare options from John Deere dealers, trusted farm supply stores, and reputable online sellers. I read product descriptions carefully and check customer feedback when buying online. For me, a clear return policy is important in case the part doesn’t match my equipment.
Installation Considerations
Before replacing the solenoid, I make sure I disconnect the battery first for safety. I also take a photo of the wiring before removing the old part so I can reconnect everything correctly. If I’m unsure about the wiring, I prefer to follow the service manual rather than guess.
Price vs Value
I don’t always choose the cheapest solenoid, because I’ve found that a low price can sometimes mean lower durability. Instead, I look for the best balance of price, quality, and warranty. In my experience, spending a little more upfront can save me from replacing the part again too soon.
My Final Buying Tip
My best advice is to match the part carefully, buy from a trusted source, and choose a solenoid that fits my John Deere model exactly. When I take the time to verify the details, I end up with a smoother repair and fewer headaches later.
Final Thoughts
Replacing a John Deere starter solenoid is a straightforward repair that can save me time and money when my equipment won’t start. By checking the battery, wiring, and solenoid connections carefully, I can avoid unnecessary part replacements and get back to work faster. Taking a methodical approach helps me make sure the new solenoid is installed correctly and my John Deere starts reliably again.
Author Profile
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Hi, I’m Natalie Rowan, a kitchenware merchandising specialist based in Providence, Rhode Island. Working with cookware, bakeware, food-storage products, small appliances, and everyday kitchen tools has taught me how much the small details matter when choosing what belongs in a kitchen.
Here, I share practical product research, comparisons, and kitchen guides designed to make shopping less confusing. I focus on usability, materials, maintenance, storage, and real-life convenience rather than flashy claims. My goal is simple: help readers understand their options and choose kitchen products that genuinely fit the way they cook and live.
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