· spare and amp replacement parts  · 12 min read

The Ultimate Guide to Brush Hog Gearboxes in 2024

Master the world of brush hog gearboxes with our comprehensive guide. Discover the best gearboxes, their key features, and expert tips for choosing the right one for your needs.

The heart of any brush hog lies in its gearbox, the unsung hero that powers rotary mowers and ensures their relentless performance. If you're looking to upgrade or replace your brush hog's gearbox, you're in luck! Our team of experts has scoured the market to bring you this comprehensive guide, unraveling the intricate world of brush hog gearboxes. Join us as we delve into the best options available in 2024, empowering you to make an informed decision for your agricultural endeavors.

Overview

Shear Bolt Gearbox 35-45HP for Powerful Field Trimming
Upgrade Your Brush Hog's Performance with Our Seamless Gearbox
Shear Bolt Gearbox 35-45HP for Powerful Field Trimming
Durable and Reliable Brush Hog Gearbox - RC51 250618 SPL
Unleash the Power of Your Brush Hog with Our Premium Gearbox
Durable and Reliable Brush Hog Gearbox - RC51 250618 SPL
Farmer Bob's Parts 49332 - 40HP Gearbox for Brush Hogging
Power up your brush cutting operations with our premium gearbox
Farmer Bob's Parts 49332 - 40HP Gearbox for Brush Hogging
Heavy Duty 75hp Brush Hog Gearbox Assembly
Upgrade Your Brush Hog with the Ultimate Gearbox Solution
Heavy Duty 75hp Brush Hog Gearbox Assembly
Farmer Bob's Parts 49333 75HP Gearbox
Enhance Your Brush Hogging Capabilities with Unmatched Power and Efficiency
Farmer Bob's Parts 49333 75HP Gearbox
Farmer Bob's Parts 49331: The Unbeatable 40HP Gearbox
Power Up Your Brush Hog with Unmatched Precision and Durability
Farmer Bob's Parts 49331: The Unbeatable 40HP Gearbox
RAParts Rotary Cutter Gearbox for Bush Hog RZ160 RZ60
Elevate Your Brush Clearing Experience with RAParts' Precision Gearbox
RAParts Rotary Cutter Gearbox for Bush Hog RZ160 RZ60
Shear Bolt Gearbox 35-45HP for Powerful Field Trimming Shear Bolt Gearbox 35-45HP for Powerful Field Trimming

PROS

  • Seamless replacement for Omni Gear RC30 in rotary mowers
  • Robust construction handles up to 45HP for demanding tasks
  • Pre-installed shear bolts provide reliable field protection

CONS

  • Manual lubrication required (lubricant not included)
  • May not fit all brush hog models without modification

Introducing the Shear Bolt Gearbox 35-45HP, your ultimate solution for maximizing the performance of your brush hog. This gearbox is expertly engineered to seamlessly replace the Omni Gear RC30 in rotary mowers, delivering exceptional durability and reliability even in the most challenging field conditions.

Crafted from high-tensile materials, this gearbox boasts a robust construction capable of handling up to 45HP. Its robust build ensures longevity and unwavering performance, allowing you to power through dense brush and vegetation with ease. To ensure optimal protection, the gearbox comes pre-installed with shear bolts, which are designed to snap in the event of overload, safeguarding your equipment from damage. To maintain peak performance, manual lubrication is required (lubricant not included).

Durable and Reliable Brush Hog Gearbox - RC51 250618 SPL Durable and Reliable Brush Hog Gearbox - RC51 250618 SPL

PROS

  • Sturdy construction ensures long-lasting performance in demanding conditions.
  • Precise 1:1.93/4'' ratio optimizes torque and efficiency for effortless mowing.

CONS

  • Not compatible with all brush hogs, check specifications before purchase.
  • Installation may require specialized tools and expertise.

Introducing the RC51 250618 SPL Gearbox, an indispensable component for powering your brush hog with exceptional efficiency and unwavering reliability. Constructed with robust materials, this gearbox is built to withstand the rigors of rugged terrain and intensive use. Its meticulously engineered design features a precise 1:1.93/4'' ratio, expertly balancing torque and efficiency to deliver optimal cutting performance.

The RC51 250618 SPL Gearbox seamlessly integrates with compatible 5'' mowers, empowering you to tackle overgrown fields, dense brush, and challenging vegetation with ease. Whether you're a professional landscaper or a property owner seeking to maintain your outdoor spaces, this gearbox is an investment in productivity and durability. Its durable construction ensures longevity, while its precise design maximizes the performance of your brush hog, saving you time and effort in the long run.

RC30 40HP 81444 Shear Pin Gearbox for RZ160 RZ60 12Z RC30 40HP 81444 Shear Pin Gearbox for RZ160 RZ60 12Z

PROS

  • Durable construction built to withstand demanding brush hogging applications.
  • Versatile compatibility with RZ160 and RZ60 models, ensuring a precise fit.

CONS

  • Replacement parts may be more expensive compared to other brands.

The RC30 40HP 81444 Shear Pin Gearbox is an exceptional choice for those looking to upgrade their brush hog. Its durable construction ensures longevity and reliability even in the most challenging conditions. The gearbox's compatibility with RZ160 and RZ60 models makes it a versatile option, providing a seamless fit without any modifications.

Not only does the gearbox provide exceptional performance, but it also comes with a replacement stump jumper and flywheel 12 splined hub, adding even more value to your purchase. However, it's important to note that replacement parts for the gearbox may be pricier compared to other brands. Nonetheless, the RC30 Gearbox's durability and performance make it a worthwhile investment for anyone looking to enhance their brush hogging experience.

Farmer Bob's Parts 49332 - 40HP Gearbox for Brush Hogging Farmer Bob's Parts 49332 - 40HP Gearbox for Brush Hogging

PROS

  • Optimum compatibility with 4' and 5' cutters
  • Robust construction for demanding brush hogging tasks

CONS

  • May require professional installation for certain applications
  • Periodic maintenance recommended for optimal performance

Introducing the 40HP Gearbox from Farmer Bob's Parts, an essential upgrade for your brush hogging operations. Designed to power through tough vegetation, this gearbox seamlessly integrates with 4' and 5' cutters, delivering exceptional cutting performance. Built with rugged durability, it can withstand the rigors of brush clearing. However, professional installation may be necessary for specific applications to ensure proper alignment and functionality. To maintain peak performance, periodic maintenance is recommended to ensure longevity and reliability.

Whether you're clearing overgrown fields or managing pastures, the Farmer Bob's Parts 40HP Gearbox is an investment in efficient and powerful brush hogging. Order yours today and witness the difference it makes in your land management tasks!

Heavy Duty 75hp Brush Hog Gearbox Assembly Heavy Duty 75hp Brush Hog Gearbox Assembly

PROS

  • Compatible with leading brands including Howse, Bush Hog, and Kodiak
  • Delivers exceptional durability for demanding brush clearing tasks

CONS

  • Check for specific model compatibility before purchase

Introducing the Heavy Duty 75hp Brush Hog Gearbox Assembly, the ultimate solution for your toughest brush clearing challenges. Precision-engineered for seamless compatibility with Howse, Bush Hog, Kodiak, and other leading brush hog brands, this gearbox provides exceptional durability and reliability.

Engineered to withstand the rigors of heavy-duty operation, this gearbox ensures smooth and efficient power transfer to your brush hog attachments. It's carefully crafted from high-strength materials to resist wear and tear, ensuring longevity in even the most demanding conditions. Whether you're clearing dense brush, managing overgrown pastures, or performing other heavy-duty vegetation management tasks, this gearbox delivers the power and durability you need.

Farmer Bob's Parts 49333 75HP Gearbox Farmer Bob's Parts 49333 75HP Gearbox

PROS

  • Durable construction withstands demanding brush hogging tasks
  • Exceptional 75HP capacity delivers ample power for efficient operation
  • 1-3/8" smooth input and 15-spline 2" output shaft ensure compatibility with various brush hogs

CONS

  • May require professional installation for optimal performance
  • Limited availability may result in longer lead times

Introducing Farmer Bob's Parts 49333 75HP Gearbox, a game-changer in the world of brush hogging. Its rugged construction ensures longevity and resilience against the toughest brush and vegetation. The exceptional 75HP capacity empowers you with unmatched power, enabling you to clear large areas with ease. Compatibility is effortless, thanks to the 1-3/8" smooth input and 15-spline 2" output shaft, seamlessly connecting with a range of brush hogs.

Experience the pinnacle of brush hogging efficiency with Farmer Bob's Parts 49333 75HP Gearbox. Its durable design ensures season after season of reliable operation, minimizing downtime and maximizing productivity. Invest in a gearbox that empowers you to tackle the toughest vegetation management challenges with confidence and efficiency.

FLIP MFG AM143310 DE19086 Gearbox Gear Case FLIP MFG AM143310 DE19086 Gearbox Gear Case

PROS

  • Perfect fit for John Deere lawn mowers 425, 445, and 455
  • Seamless replacement for AM143310 gearbox
  • Durable construction ensures longevity and reliability

CONS

  • May require professional installation
  • Availability can be limited during peak seasons

The FLIP MFG AM143310 DE19086 Gearbox Gear Case is an excellent replacement for the AM143310 gearbox commonly found in John Deere lawn mowers 425, 445, and 455. Its durable construction ensures a long-lasting performance, making it a reliable choice for maintaining the optimal functionality of your lawn mower. This gearbox fits perfectly, providing seamless operation and restoring the efficiency of your machine. While professional installation may be necessary, the overall quality and performance of this gearbox make it a worthwhile investment.

However, it's essential to note that availability may be limited, particularly during peak seasons. Therefore, it's advisable to plan your purchase accordingly to avoid any potential delays. Overall, the FLIP MFG AM143310 DE19086 Gearbox Gear Case is an exceptional replacement part that will effectively restore the performance of your John Deere lawn mower, ensuring a well-maintained and efficient lawn care experience.

Farmer Bob's Parts 49331: The Unbeatable 40HP Gearbox Farmer Bob's Parts 49331: The Unbeatable 40HP Gearbox

PROS

  • Robust build engineered to withstand demanding brush hog applications
  • Smooth 1-3/8" input shaft ensures seamless power transfer
  • Dependable 12-spline output shaft for exceptional torque transmission
  • Perfectly suited for both 4' and 5' cutters

CONS

  • Installation may require professional assistance

Elevate your brush hog's performance with the exceptional Farmer Bob's Parts 49331 Gearbox. Engineered to handle the rigors of demanding brush clearing tasks, this robust gearbox is built to last. Its smooth 1-3/8" input shaft guarantees effortless power transfer, while the reliable 12-spline output shaft delivers optimal torque to your cutter. Designed specifically for 4' and 5' cutters, this gearbox ensures a perfect fit for your equipment.

Crafted from high-quality materials, the Farmer Bob's Parts 49331 Gearbox is a testament to durability. Its robust construction ensures longevity even under the most challenging operating conditions. Invest in this exceptional gearbox and experience the difference it makes in the efficiency and productivity of your brush hog operations.

RAParts Rotary Cutter Gearbox for Bush Hog RZ160 RZ60 RAParts Rotary Cutter Gearbox for Bush Hog RZ160 RZ60

PROS

  • Seamless fit for Bush Hog RZ160 and RZ60 rotary cutters, ensuring compatibility
  • Rugged construction withstands the demands of heavy-duty brush hogging
  • Provides smooth and efficient power transmission, minimizing downtime
  • Compact design simplifies installation and maintenance

CONS

  • Detailed specifications and warranty information not readily available
  • Shipping costs may vary depending on location

RAParts' Rotary Cutter Gearbox is a dependable replacement for your Bush Hog RZ160 or RZ60. It boasts a robust build that can handle the rigors of brush clearing. The gearbox fits seamlessly, ensuring hassle-free installation. Its efficient power transmission translates into improved performance and reduced downtime.

With its compact design, the RAParts gearbox is easy to install and maintain. It seamlessly integrates with existing components, making the replacement process a breeze. Whether you're a seasoned farmer or a weekend warrior, this gearbox is an excellent choice to keep your brush hog operating at its peak.

FLIP MFG. Gearbox for Bush Hog Mower FLIP MFG. Gearbox for Bush Hog Mower

PROS

  • Compatible with various Kubota brush hog models, ensuring a precise fit.
  • Durable construction withstands the demands of rugged mowing conditions.
  • Precision-engineered bevel gear ensures smooth and efficient power transfer.
  • Easy to install and maintain, minimizing downtime.

CONS

  • May not be compatible with all brush hog brands.
  • Availability may vary depending on model and demand.

The FLIP MFG. Gearbox is an essential component for maintaining the efficiency and durability of your brush hog mower. Designed specifically for Kubota models, this gearbox seamlessly integrates with your existing equipment, ensuring a precise and reliable performance. Its robust construction can withstand the rigors of challenging mowing scenarios, providing you with peace of mind during operation.

The gearbox's precision-engineered bevel gear plays a crucial role in ensuring smooth and efficient power transfer, maximizing the effectiveness of your brush hog. Additionally, the ease of installation and maintenance minimizes downtime, allowing you to quickly and conveniently service your equipment. Whether you're tackling overgrown fields or clearing brush from your property, the FLIP MFG. Gearbox is an indispensable upgrade for your brush hog, ensuring optimal performance and longevity.

Brush hog gearboxes are essential components that provide power and durability to rotary mowers. They come in various sizes and configurations, catering to different brush hog models. When selecting a brush hog gearbox, consider factors such as horsepower, shaft size, and the type of cutting you'll be doing. Our guide provides valuable insights and expert advice to help you choose the best brush hog gearbox for your specific needs. Whether you're a seasoned farmer or a novice landscaper, this comprehensive resource will equip you with the knowledge to make an informed decision, ensuring your brush hog performs at its peak efficiency.

Frequently Asked Questions

What are the key features to consider when choosing a brush hog gearbox?

When selecting a brush hog gearbox, pay attention to its horsepower rating, shaft size, ratio, and durability. Ensure it matches your brush hog's specifications and the type of cutting you'll be doing.

How do I determine the correct horsepower rating for my brush hog gearbox?

The horsepower rating of your brush hog gearbox should correspond to the horsepower of your tractor. Choose a gearbox with a horsepower rating that is equal to or slightly higher than your tractor's horsepower.

What is the difference between input and output shafts on a brush hog gearbox?

The input shaft connects the gearbox to the tractor's power take-off (PTO), while the output shaft transmits power to the brush hog's cutting blades.

How often should I service my brush hog gearbox?

Regular servicing is crucial for maintaining the lifespan of your brush hog gearbox. Consult your gearbox's user manual for specific service intervals and follow the recommended maintenance schedule.

Can I replace my brush hog gearbox myself?

While it's possible to replace a brush hog gearbox yourself, it's generally recommended to seek professional assistance. Gearbox replacement requires technical expertise and specialized tools.

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