Spindle Assembly & Deck Idler

Bad Boy Part Number 037-4000-00: Commercial Spindle Assembly

If you're looking to keep your Bad Boy mower operating at peak performance, the Bad Boy Part Number 037-4000-00: Commercial Spindle Assembly is an essential replacement. Designed with precision and built for durability, this spindle assembly ensures smooth, reliable operation for commercial-grade mowing tasks. Whether you're a professional landscaper or a dedicated homeowner, this part will help you achieve clean and consistent cuts every time.

The Bad Boy Part Number 037-4000-00 Commercial Spindle Assembly is built to meet the demanding needs of commercial landscapers and lawn care professionals. Whether you're mowing large properties, handling frequent turf conditions, or just need to replace a worn part, this spindle assembly ensures smooth, reliable operation, keeping your mower running at its best. With its robust design and resistance to wear and tear, this part is the ideal choice for those seeking reliability and performance in every job.

Before purchasing, please refer to the "Models Used On" section below to verify compatibility with your specific mower model.

Bad Boy Mower Part Number 018-7016-00 – 1/2-13 X 3 GR 5 Hex Bolts Zinc

Ensure your Bad Boy Mower stays in top condition with the Bad Boy Mower Part Number 018-7016-00 – 1/2-13 X 3 GR 5 Hex Bolts Zinc. These high-quality hex bolts are designed for strength, durability, and a perfect fit for various Bad Boy mower models. Whether you're replacing worn-out hardware or performing routine maintenance, these bolts provide the reliable fastening you need.

For a reliable and durable fastening solution, choose the Bad Boy Mower Part Number 018-7016-00 – 1/2-13 X 3 GR 5 Hex Bolts Zinc. Built with high-grade materials and a protective zinc coating, these OEM bolts ensure long-lasting performance and a secure fit for your mower.

Be sure to check the "Models Used On" section above to confirm compatibility before ordering. Keep your Bad Boy Mower running smoothly with the right replacement parts!

Bad Boy Part Number 025-5337-00 - .502x.750x1.125 Length Spacer

The Bad Boy Part Number 025-5337-00 - .502x.750x1.125 Length Spacer is a high-quality, precision-engineered component designed to ensure durability and performance in your equipment. This spacer is manufactured to meet strict standards, providing the perfect fit and reliable operation for your machinery.

To ensure this part fits your equipment, use the "Models Used On" section below to verify compatibility. Incorrect parts can lead to operational issues or damage to your equipment.

Bad Boy Part Number 039-6945-00: Idler Arm Bracket for Reliable Performance

The Bad Boy 039-6945-00 Idler Arm Bracket is a critical component designed to maintain proper tension and alignment within your mower’s belt system. Crafted for durability and precision, this idler arm bracket ensures smooth operation, reducing wear on your belts and extending the lifespan of your mower’s drive system. Whether you're replacing a worn-out bracket or performing routine maintenance, the 039-6945-00 Idler Arm Bracket is built to keep your Bad Boy mower running at peak efficiency.

To ensure compatibility with your Bad Boy mower, please refer to the Models Used On section below before purchasing. 

If your mower requires a replacement idler arm bracket, the 039-6945-00 Idler Arm Bracket is the ideal solution to keep your equipment running smoothly.

Bad Boy Part Number 033-8050-00 - 5" Split Idler Pulley

Maintain your mower's optimal performance with the Bad Boy 033-8050-00 5" Split Idler Pulley. This genuine OEM part is crafted for reliability and precision, ensuring smooth belt operation and extended equipment life.

Models Used On

IMPORTANT: Before purchasing, please refer to the "Models Used On" section below to confirm compatibility with your Bad Boy mower. Compatibility is crucial for proper fit and performance.

Bad Boy Part Number 013-8050-00 - 1/2-13 Nylon Insert Flange Nut

Ensure secure and reliable fastening for your Bad Boy mower with Bad Boy Part Number 013-8050-00, a 1/2-13 nylon insert flange nut. Designed for durability and precision, this high-quality component is a must-have for maintaining the performance and safety of your equipment.

Applications

This 1/2-13 nylon insert flange nut is compatible with various Bad Boy mower models and components. Refer to your mower’s manual or see models used below to confirm compatibility with Part Number 013-8050-00.

039-6945-19 - Revolt Deck Idler

Bad Boy Mowers Part 037-9050-00 Collar Spacer – Top of Spindle

Ensure your Bad Boy Mower continues to perform at its best with the Bad Boy Part Number 037-9050-00 Collar Spacer – Top of Spindle. This high-quality OEM replacement part is designed to provide precision and durability, supporting your mower's spindle assembly and maintaining optimal functionality for smooth and efficient mowing.

The Bad Boy Part Number 037-9050-00 Collar Spacer – Top of Spindle is a crucial component that ensures smooth and precise spindle operation, contributing to your mower's overall performance. With its OEM quality and durable design, this replacement part will keep your Bad Boy Mower functioning like new.

Order your 037-9050-00 Collar Spacer today to maintain your mower’s efficiency and extend its lifespan, ensuring you get the best results on every mow.

Bad Boy Part Number 037-8002-00 - Dust Cover for Spindle Assemblies

Protect your mower’s spindle assemblies from dirt, debris, and wear with the Bad Boy Part Number 037-8002-00 - Dust Cover. Designed for use with spindle assemblies 037-4000-00 and 037-6015-50, this genuine OEM part ensures optimal performance and extended lifespan for your mower components.

Compatibility

The Bad Boy Dust Cover (037-8002-00) is compatible with spindle assemblies 037-4000-00 and 037-6015-50, making it a critical component for maintaining these systems in optimal condition. See models used on below for a comprehensive list of where this cover is used.

Bad Boy Part Number 037-4002-00 - Spindle Spacer

The Bad Boy Spindle Spacer (Part Number 037-4002-00) is an essential component designed to maintain the integrity and functionality of your lawnmower’s spindle system. This high-quality part ensures that your mower runs smoothly, with enhanced performance and longevity. Whether you're a professional landscaper or a DIY enthusiast, the spindle spacer is a critical piece for efficient operation.

Bad Boy Part Number 037-4002-00 Spindle Spacer is an essential replacement part for anyone looking to maintain or repair their Bad Boy mower. Its durable construction and precision fit guarantee that your mower will continue to operate smoothly, extending its lifespan and ensuring consistent performance.

Please refer to the "Models Used On" section to confirm that the 037-4002-00 Spindle Spacer is compatible with your specific Bad Boy mower model. Proper part selection is crucial to ensuring a correct fit and optimal performance.

037-4000-01 - Spindle Housing Only for 037-4000-00

Bad Boy Mower Part Number 037-6029-00 – Spindle Bearing

Ensure smooth and efficient blade rotation with the Bad Boy Mower Part Number 037-6029-00 – Spindle Bearing. Designed to deliver durability and optimal performance, this high-quality bearing is essential for maintaining the efficiency and longevity of your mower's cutting system. Whether you’re replacing a worn-out part or upgrading your mower, this genuine Bad Boy spindle bearing is the right choice for reliable operation.

Replacing worn-out bearings is essential to keep your mower running smoothly. The Bad Boy Mower Part Number 037-6029-00 – Spindle Bearing provides a high-quality, OEM-approved solution to maintain peak performance and extend the life of your cutting system.

Be sure to verify compatibility using the “Models Used On” section above before purchasing. Keep your Bad Boy mower in top shape with the right replacement parts for the job!

Bad Boy Mower Part Number 037-6029-00 – Spindle Bearing

Ensure smooth and efficient blade rotation with the Bad Boy Mower Part Number 037-6029-00 – Spindle Bearing. Designed to deliver durability and optimal performance, this high-quality bearing is essential for maintaining the efficiency and longevity of your mower's cutting system. Whether you’re replacing a worn-out part or upgrading your mower, this genuine Bad Boy spindle bearing is the right choice for reliable operation.

Replacing worn-out bearings is essential to keep your mower running smoothly. The Bad Boy Mower Part Number 037-6029-00 – Spindle Bearing provides a high-quality, OEM-approved solution to maintain peak performance and extend the life of your cutting system.

Be sure to verify compatibility using the “Models Used On” section above before purchasing. Keep your Bad Boy mower in top shape with the right replacement parts for the job!

Bad Boy Mower Part Number 037-6029-00 – Spindle Bearing

Ensure smooth and efficient blade rotation with the Bad Boy Mower Part Number 037-6029-00 – Spindle Bearing. Designed to deliver durability and optimal performance, this high-quality bearing is essential for maintaining the efficiency and longevity of your mower's cutting system. Whether you’re replacing a worn-out part or upgrading your mower, this genuine Bad Boy spindle bearing is the right choice for reliable operation.

Replacing worn-out bearings is essential to keep your mower running smoothly. The Bad Boy Mower Part Number 037-6029-00 – Spindle Bearing provides a high-quality, OEM-approved solution to maintain peak performance and extend the life of your cutting system.

Be sure to verify compatibility using the “Models Used On” section above before purchasing. Keep your Bad Boy mower in top shape with the right replacement parts for the job!

Bad Boy Mower Part Number 037-6029-00 – Spindle Bearing

Ensure smooth and efficient blade rotation with the Bad Boy Mower Part Number 037-6029-00 – Spindle Bearing. Designed to deliver durability and optimal performance, this high-quality bearing is essential for maintaining the efficiency and longevity of your mower's cutting system. Whether you’re replacing a worn-out part or upgrading your mower, this genuine Bad Boy spindle bearing is the right choice for reliable operation.

Replacing worn-out bearings is essential to keep your mower running smoothly. The Bad Boy Mower Part Number 037-6029-00 – Spindle Bearing provides a high-quality, OEM-approved solution to maintain peak performance and extend the life of your cutting system.

Be sure to verify compatibility using the “Models Used On” section above before purchasing. Keep your Bad Boy mower in top shape with the right replacement parts for the job!

Bad Boy Part Number 037-8002-00 - Dust Cover for Spindle Assemblies

Protect your mower’s spindle assemblies from dirt, debris, and wear with the Bad Boy Part Number 037-8002-00 - Dust Cover. Designed for use with spindle assemblies 037-4000-00 and 037-6015-50, this genuine OEM part ensures optimal performance and extended lifespan for your mower components.

Compatibility

The Bad Boy Dust Cover (037-8002-00) is compatible with spindle assemblies 037-4000-00 and 037-6015-50, making it a critical component for maintaining these systems in optimal condition. See models used on below for a comprehensive list of where this cover is used.

Bad Boy Mower Part Number 037-6026-00 – Short Spindle Shaft (No Grooved Shaft)

The Bad Boy Mower Part Number 037-6026-00 – Short Spindle Shaft is a critical component for maintaining your mower's cutting efficiency and performance. Designed without a grooved shaft, this spindle shaft provides a precise and durable solution for select Bad Boy mower models. Whether you're replacing a worn-out part or performing routine maintenance, this genuine OEM spindle shaft ensures your mower delivers the consistent, high-quality cuts you expect.

When it comes to keeping your mower in peak condition, the Bad Boy Mower Part Number 037-6026-00 – Short Spindle Shaft is the ideal replacement part for select Bad Boy models. Its durable, no-groove design and OEM quality ensure reliable performance and a precise fit.

Before ordering, double-check the “Models Used On” section above to verify compatibility with your mower. Upgrade your spindle shaft today and get back to enjoying the powerful performance and sharp cuts that Bad Boy mowers are known for.

Bad Boy Part Number 013-8050-00 - 1/2-13 Nylon Insert Flange Nut

Ensure secure and reliable fastening for your Bad Boy mower with Bad Boy Part Number 013-8050-00, a 1/2-13 nylon insert flange nut. Designed for durability and precision, this high-quality component is a must-have for maintaining the performance and safety of your equipment.

Applications

This 1/2-13 nylon insert flange nut is compatible with various Bad Boy mower models and components. Refer to your mower’s manual or see models used below to confirm compatibility with Part Number 013-8050-00.

UNITS 2009 AND OLDER NEED APPROPRIATE HARDWARE UPGRADE KITS LISTED BELOW. THESE KITS REPLACE THE EXISTING BOLT, SPACER, AND NUT (THE OLD BOLT IS SHORTER AND WILL NOT GO ALL THE WAY THROUGH THE NEW PULLEYS)

IDLER ARM POSITION UPGRADE KIT - 033-5001-10

FIX IDLER POSITION UPGRADE KIT (MOUNTED DIRECTLY TO THE DECK) - 033-5001-20

Bad Boy Part Number 033-5000-00 - 5 3/4" Double Bearing Flat Idler Pulley

Bad Boy mowers are known for their robust construction and exceptional performance, and Part 033-5000-00 is no exception. This part is crafted with precision to meet the high standards set by Bad Boy Mowers, offering a perfect fit and long-lasting functionality. Whether you’re performing routine maintenance or need a reliable replacement, this part is an excellent choice.

To ensure the Bad Boy 033-5000-00 - 5 3/4" Double Bearing Flat Idler Pulley is the right fit for your mower, refer to the "Models Used On" section below. Compatibility is crucial for proper function and performance.

Bad Boy Mower 025-5203-00 - Spacer

Enhance the performance and longevity of your Bad Boy Mower with the Bad Boy Mower 025-5203-00 - Spacer. This high-quality spacer helps maintain proper alignment, reducing friction and extending the life of critical mower components. Whether you’re a dedicated landscaper or a proud homeowner, this spacer offers the dependable support your mower needs.

Before purchasing, please verify compatibility by reviewing the Models Used On section below. Ensuring you have the correct part for your specific mower model helps maintain optimal performance and prevents fitment issues.

The Bad Boy Mower 025-5203-00 - Spacer is an essential component for maintaining your mower’s efficiency and performance. With its high-quality construction and precise fit, this spacer offers long-lasting support for critical parts of your mower. Remember to double-check the “Models Used On” section above to ensure compatibility, and enjoy the peace of mind that comes with a reliable, smoothly operating Bad Boy Mower.

Bad Boy Part Number 039-6945-00: Idler Arm Bracket for Reliable Performance

The Bad Boy 039-6945-00 Idler Arm Bracket is a critical component designed to maintain proper tension and alignment within your mower’s belt system. Crafted for durability and precision, this idler arm bracket ensures smooth operation, reducing wear on your belts and extending the lifespan of your mower’s drive system. Whether you're replacing a worn-out bracket or performing routine maintenance, the 039-6945-00 Idler Arm Bracket is built to keep your Bad Boy mower running at peak efficiency.

To ensure compatibility with your Bad Boy mower, please refer to the Models Used On section below before purchasing. 

If your mower requires a replacement idler arm bracket, the 039-6945-00 Idler Arm Bracket is the ideal solution to keep your equipment running smoothly.

Bad Boy Mower Part Number 018-7016-00 – 1/2-13 X 3 GR 5 Hex Bolts Zinc

Ensure your Bad Boy Mower stays in top condition with the Bad Boy Mower Part Number 018-7016-00 – 1/2-13 X 3 GR 5 Hex Bolts Zinc. These high-quality hex bolts are designed for strength, durability, and a perfect fit for various Bad Boy mower models. Whether you're replacing worn-out hardware or performing routine maintenance, these bolts provide the reliable fastening you need.

For a reliable and durable fastening solution, choose the Bad Boy Mower Part Number 018-7016-00 – 1/2-13 X 3 GR 5 Hex Bolts Zinc. Built with high-grade materials and a protective zinc coating, these OEM bolts ensure long-lasting performance and a secure fit for your mower.

Be sure to check the "Models Used On" section above to confirm compatibility before ordering. Keep your Bad Boy Mower running smoothly with the right replacement parts!

039-6945-10 - 36" Walkbehind Deck Idler Assembly