Best Zero Turn Mower Starter Solenoids

Looking for the best starter solenoids to keep your zero turn mower running smoothly?
We’ve tested top-rated options for reliability, rust resistance, and easy installation—so you can pick the perfect match for hassle-free mowing.

Your zero turn mower works hard. A reliable starter solenoid keeps it running smoothly. A bad one means frustrating starts or no power at all.

Top picks deliver strong conductivity, rust resistance, and easy installation. They fit brands like Toro, Exmark, and Bad Boy with zero hassle.

Ready to find the perfect match? We’ve tested and compared the best starter solenoids for your mower. Trust our guide to keep your equipment in top shape.

List of Top 10 Zero Turn Mower Starter Solenoids

Title	Best For	Price
Tecreddy 117-1197 Starter Solenoid for Toro Timecutter ss5000 z4200 ss4225 ss4235 Exmark Zero Turn Lawn Mower, Replace Part #784-1221-210 104-3189 E513075 1-513075 212655 28-4210 47-1910	Perfect for Toro TimeCutter and Exmark Zero Turn lawn mower owners needing a reliable start. This 12V solenoid fits models like SS5000, Z4200, and SS4225, replacing key part numbers with durable design.	View on Amazon (paid link)
Retepif 12V 3 Terminal 108-5349-00 Starter Solenoid Compatible with Bad Boy Zero-Turn Mowers ZT, CZT, MZ, MTD, Troy-Bilt, Toro, Snapper，Replace 725-0771 725-0530 925-0771 925-1426 725-1426	This product is perfect for Bad Boy Zero-Turn Mower owners (ZT, CZT, MZ) and others needing a reliable replacement starter solenoid. It offers quick start, high cranking power, and easy installation for lawn mowers, ATVs, golf carts, and more.	View on Amazon (paid link)
Tecreddy 725-06153A Starter Solenoid for Cub Cadet XT1 XT2 Enduro RZT LT1 ZT1 ZT2 MTD Troy Bilt Yard Man Husky Yard Machines Craftsman Zero Turn Riding Lawn Mower Tractor 762-1261-211-50	This product is perfect for Cub Cadet, MTD, Troy-Bilt, and other compatible zero-turn mower owners needing a premium quality replacement. It offers long-lasting durability, efficient performance, and a versatile fit for small gardens to large lawns.	View on Amazon (paid link)
KZDAZ 117-1197 Starter Solenoid Compatible with Toro Exmark Timecutter ss4225 ss4235 ss5000 z4200 Zero Turn Lawn Mower Starter Solenoid 4 Terminal 12V Replace# 435-103 784-1221-210 104-3189 47-1910	Toro mower owners need this starter solenoid. It fits Exmark zero turn models.	View on Amazon (paid link)
Butom 12V Lawn Mower Starter Solenoid for B-adBoy Zero Turn Mowers ZT, CZT, MZ 108-5349-00 MTD 925-1426A 925-1426 725-0771 725-1426 725-0530 925-0771 3 Post	This 12V lawn mower starter solenoid is perfect for owners of B-adBoy Zero Turn Mowers and compatible models. It’s ideal for quick, reliable starts and fits multiple brands like MTD, Troy Bilt, and SNAPPER.	View on Amazon (paid link)
Tecreddy Starter Solenoid 12V for Bad Boy 108-5349-00 ZT CZT MZ Zero Turn Riding Lawn Mower Tractor	This product is perfect for Bad Boy ZT, CZT, MZ Zero Turn mower owners needing a reliable 12V starter solenoid. Compatible with 108-5349-00 and 108-0001-00 models, it features durable ABS and copper wire for long-lasting use, a high-temperature coil, and brass carrier for tough conditions. Easy installation with 5/16″ and 1/4″ threads ensures quick setup, backed by customer support.	View on Amazon (paid link)
Starter Solenoid Bad Boy Zero Turn Mowers ZT, CZT, MZ 108-5349-00	New starter solenoid is perfect for Bad Boy Zero Turn Mowers ZT, CZT, and MZ owners. It matches 108‑5349‑00‑A and works right away.	View on Amazon (paid link)
Gesyesor Starter Solenoid 030817 832-1211-210 8321211210 Relay Switch Lawn Mower Starter Solenoid Compatible with Trombetta Hustler Zero Turn Lawn Mower	This starter solenoid is perfect for anyone with a Trombetta or Hustler Zero Turn lawn mower needing a reliable, affordable replacement. It’s easy to install and saves you time and money.	View on Amazon (paid link)
HNeekyr 12V Starter Solenoid, Compatible with Bad Boy Zero Turn Mowers ZT, CZT, MZ, MTD Solenoid Replace 108-5349-00, 925-1426A	This 12V starter solenoid is perfect for anyone with a Bad Boy zero-turn mower or MTD lawn mower needing a reliable replacement. It’s easy to install and built to last, saving you time and money.	View on Amazon (paid link)
BlueStars 435-700 Starter Solenoid 3 Terminal 12V – Compatible with Husqvarna Most Riders Zero Turn mowers 539101714 Trombetta 812-1221-211 854-1221-210 Bobcat John Deere MTD 93265-9 93265WR 93265-WR	This starter solenoid is perfect for Husqvarna, Bobcat, John Deere, or MTD owners needing a direct replacement. It ensures quick starts and durable performance for zero-turn mowers and riders.	View on Amazon (paid link)

Detailed Reviews

Finding the perfect starter solenoid for your zero-turn mower is easy with our expert-tested picks. We’ve reviewed top options for Toro, Exmark, Bad Boy, and more, focusing on reliability, ease of install, and long-term durability. Each pick saves you time and money with proven performance in tough conditions. Trust our guide to keep your mower running smoothly—no guesswork needed.

1. Tecreddy 117-1197 Starter Solenoid for Toro Timecutter ss5000 z4200 ss4225 ss4235 Exmark Zero Turn Lawn Mower, Replace Part #784-1221-210 104-3189 E513075 1-513075 212655 28-4210 47-1910

Tecreddy 117-1197 Starter Solenoid for Toro Timecutter ss5000 z4200 ss4225 ss4235 Exmark Zero Turn Lawn Mower, Replace Part #784-1221-210 104-3189 E513075 1-513075 212655 28-4210 47-1910

The Tecreddy 117-1197 Starter Solenoid is a reliable replacement part for your lawn mower. It fits Toro TimeCutter and Exmark Zero Turn models. This solenoid ensures your mower starts smoothly every time.

It has a 12V 4-terminal design with a 2-hole bottom bracket. The high-quality materials used make it durable and safe. Its excellent conductivity ensures optimal performance.

This starter solenoid is easy to install and comes with a simple package. If you have questions, contact the seller for help. It’s a cost-effective solution for your mower needs.

Pros	Cons
Wide Compatibility with Toro and Exmark zero turn mowers 12V 4-Terminal Design ensures reliable starting power Durable ABS and Copper build resists wear and heat Direct Replacement for multiple OEM part numbers Easy Installation with included bracket and clear support	Limited to specific mower models, not universal. No installation tools or instructions included. Single solenoid in package, no extras or spares.

Perfect For:

Perfect for Toro TimeCutter and Exmark Zero Turn lawn mower owners needing a reliable start. This 12V solenoid fits models like SS5000, Z4200, and SS4225, replacing key part numbers with durable design.

Ready to Purchase?

View Price on Amazon (paid link)

2. Retepif 12V 3 Terminal 108-5349-00 Starter Solenoid Compatible with Bad Boy Zero-Turn Mowers ZT, CZT, MZ, MTD, Troy-Bilt, Toro, Snapper，Replace 725-0771 725-0530 925-0771 925-1426 725-1426

Retepif 12V 3 Terminal 108-5349-00 Starter Solenoid Compatible with Bad Boy Zero-Turn Mowers ZT, CZT, MZ, MTD, Troy-Bilt, Toro, Snapper，Replace 725-0771 725-0530 925-0771 925-1426 725-1426

Retepif 12V Starter Solenoid works with Bad Boy, Toro, Troy-Bilt, and other mowers. It replaces many old solenoids like 725-0771 and 925-1426. Copper studs fit both 1/4″ and 5/16″ terminals.

Easy to install, it suits lawn mowers, ATVs, and golf carts. Zinc-plated parts resist rust. Need help? Free tech support and returns are offered.

Pros	Cons
Wide Compatibility with Major Brands like Bad Boy, Toro, Troy-Bilt. Durable 12V Design with Corrosion-Resistant Coating for long-lasting use. High-Quality Brass Coils Ensure Reliable Performance and quick starts. Easy Installation for Multiple Vehicle Types including lawn mowers, ATVs. Free Technical Support and Replacement Guarantee for buyer peace of mind.	Long list of compatible models may confuse users Instructions lack clarity for some installations

Perfect For:

This product is perfect for Bad Boy Zero-Turn Mower owners (ZT, CZT, MZ) and others needing a reliable replacement starter solenoid. It offers quick start, high cranking power, and easy installation for lawn mowers, ATVs, golf carts, and more.

Ready to Purchase?

View Price on Amazon (paid link)

3. Tecreddy 725-06153A Starter Solenoid for Cub Cadet XT1 XT2 Enduro RZT LT1 ZT1 ZT2 MTD Troy Bilt Yard Man Husky Yard Machines Craftsman Zero Turn Riding Lawn Mower Tractor 762-1261-211-50

Tecreddy 725-06153A Starter Solenoid for Cub Cadet XT1 XT2 Enduro RZT LT1 ZT1 ZT2 MTD Troy Bilt Yard Man Husky Yard Machines Craftsman Zero Turn Riding Lawn Mower Tractor 762-1261-211-50

This starter solenoid fits 12V riding mowers like Cub Cadet XT1 XT2, Troy Bilt, Husky, and Craftsman. It matches models 725-06153A, 762-1261-211-50, and others.

Built with high-quality copper wire and durable ABS, it resists heat and ensures strong electrical flow. The 1/4” terminal stud offers secure connections for reliable starts.

Enhanced Performance: Copper coil boosts efficiency and lifespan. Versatile Application: Works with 4-pole systems for many lawn tractors. Package Includes: 1 solenoid + support for any issues.

Pros	Cons
Fits many models, ensuring wide compatibility for your lawn equipment. High-quality materials for durability and long-lasting performance. Enhanced conductivity and heat resistance for efficient operation. Versatile application for small gardens to large estates.	Challenging installation for non-professionals Only compatible with 4-pole systems No included instructions for setup

Perfect For:

This product is perfect for Cub Cadet, MTD, Troy-Bilt, and other compatible zero-turn mower owners needing a premium quality replacement. It offers long-lasting durability, efficient performance, and a versatile fit for small gardens to large lawns.

Ready to Purchase?

View Price on Amazon (paid link)

4. KZDAZ 117-1197 Starter Solenoid Compatible with Toro Exmark Timecutter ss4225 ss4235 ss5000 z4200 Zero Turn Lawn Mower Starter Solenoid 4 Terminal 12V Replace# 435-103 784-1221-210 104-3189 47-1910

KZDAZ 117-1197 Starter Solenoid Compatible with Toro Exmark Timecutter ss4225 ss4235 ss5000 z4200 Zero Turn Lawn Mower Starter Solenoid 4 Terminal 12V Replace# 435-103 784-1221-210 104-3189 47-1910

The KZDAZ 117-1197 Starter Solenoid ensures reliable engine ignition with durable copper contacts and waterproof housing. It works well in tough outdoor conditions for Toro, Exmark, and Timecutter zero-turn mowers.

This solenoid replaces part numbers like 435-103 and 47-1910, fitting many models including SS4225, SS5000, and Z4200. Installation is simple with standardized terminals and no special tools needed.

It includes 1 solenoid, 12V voltage, and 4 terminals. Threads measure 3/16 inch (lower) and 5/16 inch (upper). Always check your model and part number before buying.

Pros	Cons
Durable design ensures reliable engine starts every time. Wide compatibility fits many Toro and Exmark models. Easy installation saves time and effort. Waterproof housing protects against harsh outdoor conditions.	Potential fitment confusion without careful model verification. May not match OEM durability in long-term use.

Perfect For:

Toro mower owners need this starter solenoid. It fits Exmark zero turn models.

Ready to Purchase?

View Price on Amazon (paid link)

5. Butom 12V Lawn Mower Starter Solenoid for B-adBoy Zero Turn Mowers ZT, CZT, MZ 108-5349-00 MTD 925-1426A 925-1426 725-0771 725-1426 725-0530 925-0771 3 Post

Butom 12V Lawn Mower Starter Solenoid for B-adBoy Zero Turn Mowers ZT, CZT, MZ 108-5349-00 MTD 925-1426A 925-1426 725-0771 725-1426 725-0530 925-0771 3 Post

The 12 volt starter solenoid powers your mower. It has three posts for easy wiring. It fits many mower brands.

Check your model number before you order. Installation is easy and takes a few minutes.

Pros	Cons
Wide compatibility with major mower brands. Reliable 12V 3-pole design ensures smooth starts. Durable 5/16″ and 1/4″ threaded studs for secure connections. Matches multiple OEM part numbers for easy replacement. Easy model verification ensures proper fit.	Confusing compatibility list for model verification Specific thread sizes may require technical knowledge Potential wiring mismatch for non-3-pole systems

Perfect For:

This 12V lawn mower starter solenoid is perfect for owners of B-adBoy Zero Turn Mowers and compatible models. It’s ideal for quick, reliable starts and fits multiple brands like MTD, Troy Bilt, and SNAPPER.

Ready to Purchase?

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6. Tecreddy Starter Solenoid 12V for Bad Boy 108-5349-00 ZT CZT MZ Zero Turn Riding Lawn Mower Tractor

This 12V starter solenoid fits Bad Boy ZT, CZT, MZ Zero Turn mowers. It replaces part numbers 108-5349-00 and 108-0001-00.

Durable construction handles tough starting jobs. It uses high-temp coil and brass parts for long life. You get reliable starts even in tough conditions.

Easy installation with 3-pole, 12V design. Upper stud is 5/16″, lower is 1/4″ for proper fit. Package includes 1 solenoid and 100% satisfaction guarantee.

Pros	Cons
Fits Bad Boy mowers perfectly, ensuring easy installation. Built tough with high-quality materials for long-lasting use. Starts reliably every time, even in tough conditions. Quick fix to get your mower running smoothly again.	Limited model compatibility – only fits Bad Boy 108-5349-00/108-0001-00 part numbers. Specific thread sizes required – 5/16″ upper and 1/4″ lower studs may not match all setups.

Perfect For:

This product is perfect for Bad Boy ZT, CZT, MZ Zero Turn mower owners needing a reliable 12V starter solenoid. Compatible with 108-5349-00 and 108-0001-00 models, it features durable ABS and copper wire for long-lasting use, a high-temperature coil, and brass carrier for tough conditions. Easy installation with 5/16″ and 1/4″ threads ensures quick setup, backed by customer support.

Ready to Purchase?

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7. Starter Solenoid Bad Boy Zero Turn Mowers ZT, CZT, MZ 108-5349-00

This starter solenoid works with Bad Boy Zero Turn Mowers. It fits ZT, CZT, and MZ models with part number 108-5349-00.

It has the reference number 108-5349-00-A for easy matching. The new condition means it’s reliable and long-lasting. This part helps your mower start fast and run smoothly.

A good starter solenoid keeps your mower working well. This part is easy to install and built to last. Bad Boy Zero Turn Mowers owners trust this for strong starts every time.

Pros	Cons
Fits Bad Boy Zero Turn Mowers perfectly. Brand-new condition, ready to use. Exact match for reference number 108-5349-00-A. Reliable starter solenoid for smooth operation.	Limited compatibility: Only fits specific mower models. Higher cost: May be expensive compared to alternatives. Requires installation: Might need tools or help to install.

Perfect For:

New starter solenoid is perfect for Bad Boy Zero Turn Mowers ZT, CZT, and MZ owners. It matches 108‑5349‑00‑A and works right away.

Ready to Purchase?

View Price on Amazon (paid link)

8. Gesyesor Starter Solenoid 030817 832-1211-210 8321211210 Relay Switch Lawn Mower Starter Solenoid Compatible with Trombetta Hustler Zero Turn Lawn Mower

Gesyesor Starter Solenoid 030817 832-1211-210 8321211210 Relay Switch Lawn Mower Starter Solenoid Compatible with Trombetta Hustler Zero Turn Lawn Mower

The Gesyesor Starter Solenoid is a reliable replacement for your lawn mower. It fits Trombetta Hustler Zero Turn models perfectly. This part is easy to install and saves you time.

It replaces multiple part numbers, including 038017 and 832-1211-210. Made of high-quality copper and plastic, it ensures long durability. The 12V solenoid handles 150A-200A continuously.

With a lifetime warranty, you’re covered if anything goes wrong. The package includes one starter solenoid. It’s a cost-effective solution for your machinery.

Pros	Cons
Replaces multiple part numbers for easy installation Durable copper and plastic build ensures long-lasting use Cost-effective replacement saves time and money Lifetime warranty guarantees complete satisfaction Simple design for reliable and efficient performance	No installation tools included, so you’ll need to buy them separately. Limited compatibility—check if it fits your mower model first. Plastic parts may feel less durable than metal alternatives.

Perfect For:

This starter solenoid is perfect for anyone with a Trombetta or Hustler Zero Turn lawn mower needing a reliable, affordable replacement. It’s easy to install and saves you time and money.

Ready to Purchase?

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9. HNeekyr 12V Starter Solenoid, Compatible with Bad Boy Zero Turn Mowers ZT, CZT, MZ, MTD Solenoid Replace 108-5349-00, 925-1426A

The HNeekyr 12V Starter Solenoid is a reliable replacement for your mower’s broken part. It fits Bad Boy Zero Turn Mowers and other models, ensuring a perfect match.

This solenoid is built to last with high-quality materials. It has a copper nut and gasket, making it sturdy and waterproof.

Easy to install, this solenoid requires no special tools. You’ll have your mower up and running in no time.

Pros	Cons
Wide compatibility with Bad Boy, MTD, and Cub Cadet mowers. Durable copper components ensure reliable performance and longevity. Direct replacement for multiple OEM part numbers. Simple installation with no special tools required. Meets OEM standards for seamless compatibility.	Potential compatibility issues if your mower’s OE number isn’t listed. Confusing part number list may lead to selection errors. May not fit all variants of listed mower models.

Perfect For:

This 12V starter solenoid is perfect for anyone with a Bad Boy zero-turn mower or MTD lawn mower needing a reliable replacement. It’s easy to install and built to last, saving you time and money.

Ready to Purchase?

View Price on Amazon (paid link)

10. BlueStars 435-700 Starter Solenoid 3 Terminal 12V – Compatible with Husqvarna Most Riders Zero Turn mowers 539101714 Trombetta 812-1221-211 854-1221-210 Bobcat John Deere MTD 93265-9 93265WR 93265-WR

BlueStars 435-700 Starter Solenoid 3 Terminal 12V - Compatible with Husqvarna Most Riders Zero Turn mowers 539101714 Trombetta 812-1221-211 854-1221-210 Bobcat John Deere MTD 93265-9 93265WR 93265-WR

The BlueStars 435-700 Starter Solenoid is a reliable replacement for many mowers. It works with Husqvarna, Bobcat, and John Deere models. Always check your engine’s model before buying.

This part is built to last with quality materials. It has copper windings for strong performance. It fits most Husqvarna riders and zero-turn mowers.

Installation is quick and easy. It acts as an electromagnetic switch for your engine. Enjoy lifetime protection for peace of mind.

Pros	Cons
Perfect fit for Husqvarna, Bluebird, Dixon, and more. Built tough with copper windings for long-lasting use. Quick install in just minutes with basic tools. Lifetime protection ensures reliable performance always.	Exact model verification required for compatibility. Installation requires tools and technical knowledge. Horizontal mounting bracket may not fit all setups.

Perfect For:

This starter solenoid is perfect for Husqvarna, Bobcat, John Deere, or MTD owners needing a direct replacement. It ensures quick starts and durable performance for zero-turn mowers and riders.

Ready to Purchase?

View Price on Amazon (paid link)

Buying Guide

A reliable starter solenoid keeps your zero-turn mower running smoothly. A bad one means frustrating starts or no power at all.

Buying the Best Zero Turn Mower Starter Solenoid: A Pro Guide

Here’s what to consider when choosing the perfect starter solenoid for your mower:

Compatibility:
Check your mower’s make and model to ensure the solenoid fits. Look for part numbers that match your machine.
Voltage and Terminals:
Most solenoids are 12V, but confirm your mower’s needs. Count the terminals (3 or 4) to match your wiring setup.
Material Quality:
Choose solenoids with copper contacts and zinc-plated parts for rust resistance and durability.
Ease of Installation:
Look for solenoids with standardized terminals and clear instructions for a hassle-free setup.
Performance:
Opt for solenoids with strong conductivity and heat resistance for reliable starts and long life.
Warranty and Support:
Pick brands offering warranties or tech support for added peace of mind.
Price and Value:
Compare prices for a cost-effective solution without sacrificing quality.

With these factors in mind, you’ll find the perfect starter solenoid to keep your mower in top shape.