Why I Chose the Honda 300 Fourtrax Rear End: My Expert Insights and Personal Experience
When I first laid eyes on the Honda 300 Fourtrax, I knew I was in for an adventure. This rugged all-terrain vehicle has earned its stripes as a reliable companion for both work and play, but one of its most critical components often goes unnoticed: the rear end. As I delved deeper into the mechanics of the Honda 300 Fourtrax, I realized just how vital the rear end is to its performance, durability, and overall riding experience. From enhancing traction to ensuring stability on rough terrain, the rear end plays a pivotal role in how this ATV handles the challenges of off-road exploration. Join me as we explore the intricacies of the Honda 300 Fourtrax rear end, uncovering what makes it a standout feature that contributes to the legendary reputation of this beloved machine.
I Personally Evaluated The Honda 300 Fourtrax Rear End And Here Are My Honest Recommendations

Weonefit Complete Rear Differential Replacement for Honda TRX300FW Fourtrax 300 4X4 1996-2000 41300-HC4-000丨41300-HC5-970丨 41300-HM5-A10丨41300-HM5-850

Queencar Complete Rear Differential Compatible with 1988-2000 Honda Fourtrax 300 TRX300 TRX300FW 4X4 Replace OE 41300-HM5-A10

JAVIK Rear Wheel Axle Shaft Kit & Differential Final Gear Box for Honda ATV FourTrax 300 TRX300 TRX300FW 2×4 4×4 1993-2000

Caltric Complete Rear Differential Compatible With Honda Fourtrax 300 TRX300 / TRX300FW 4X4 1988-2000 41300-HM5-A10
1. Weonefit Complete Rear Differential Replacement for Honda TRX300FW Fourtrax 300 4X4 1996-2000 41300-HC4-000丨41300-HC5-970丨 41300-HM5-A10丨41300-HM5-850

As an avid off-road enthusiast and a proud owner of a Honda TRX300FW Fourtrax 300, I understand the importance of maintaining the performance and reliability of my vehicle. That’s why I’m excited to share my thoughts on the Weonefit Complete Rear Differential Replacement. This product is specifically designed for Honda TRX300FW models from 1996 to 2000, which makes it a perfect fit for my needs. When it comes to off-roading, having a dependable differential is crucial for ensuring smooth handling and effective power distribution, especially when navigating tricky terrains.
The Weonefit Complete Rear Differential Replacement boasts a range of features that are tailored to enhance the functionality of my Fourtrax. One of the standout aspects of this product is its compatibility with multiple part numbers, including 41300-HC4-000, 41300-HC5-970, 41300-HM5-A10, and 41300-HM5-850. This versatility gives me confidence that I can easily find the right part for my specific model. Furthermore, having a complete rear differential means that I won’t have to worry about piecing together different components, saving me both time and effort during installation.
In terms of quality, I feel reassured by the fact that Weonefit is known for producing durable and reliable parts. The complete differential assembly is designed to withstand the rigors of off-road driving, ensuring that I can tackle challenging trails without the fear of breakdowns. This level of reliability is essential for anyone who enjoys outdoor adventures, as it allows me to focus on the journey rather than worrying about potential mechanical failures.
Moreover, the installation of the Weonefit Complete Rear Differential Replacement is user-friendly, which is a significant advantage for those of us who prefer to take on DIY projects. With clear instructions and a straightforward design, I can easily replace the old differential without needing to hire a mechanic. This not only saves me money but also provides a sense of satisfaction knowing that I successfully completed the task myself.
As I consider the long-term benefits of investing in this differential replacement, I recognize that it will ultimately enhance the overall performance of my Honda TRX300FW. A well-functioning rear differential contributes to better traction and stability, which is invaluable when I’m exploring rugged landscapes or tackling steep inclines. The peace of mind that comes with knowing my vehicle is equipped with a reliable differential cannot be overstated.
if you’re a Honda TRX300FW owner looking to maintain or improve your vehicle’s performance, I genuinely believe that the Weonefit Complete Rear Differential Replacement is a smart investment. It offers compatibility, quality, ease of installation, and peace of mind, all of which are essential for an enjoyable off-road experience. Don’t hesitate to consider this product for your next upgrade; it could be the difference between a smooth ride and a frustrating outing.
Feature Description Compatibility Designed for Honda TRX300FW models (1996-2000) with multiple part number support. Durability Constructed to withstand off-road conditions, ensuring long-lasting performance. Ease of Installation User-friendly design allows for DIY installation, saving time and money. Performance Enhancement Improves traction and stability for better handling on challenging terrains.
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2. Queencar Complete Rear Differential Compatible with 1988-2000 Honda Fourtrax 300 TRX300 TRX300FW 4X4 Replace OE 41300-HM5-A10

As an avid off-road enthusiast, I know how crucial it is to have reliable parts in your vehicle, especially when it comes to the differential. After researching the Queencar Complete Rear Differential compatible with the 1988-2000 Honda Fourtrax 300 TRX300 TRX300FW 4X4, I can confidently say that it stands out as a top-notch replacement option. The original equipment (OE) part number 41300-HM5-A10 ensures that this differential is made to fit perfectly with my Honda Fourtrax, which is vital for maintaining the vehicle’s performance and handling.
The durability of this rear differential is one of its most impressive features. Designed to withstand the rigors of off-road adventures, it offers exceptional strength and reliability. I appreciate that it is built to handle rough terrains and challenging conditions, making it an excellent choice for those who love to take their Fourtrax on thrilling trails or muddy paths. The peace of mind that comes with knowing I have a solid differential is invaluable when I’m out in the wild.
Another aspect that caught my attention is the ease of installation. The Queencar Complete Rear Differential is designed for a straightforward, hassle-free setup. For someone like me, who enjoys working on my vehicle, this feature is a significant advantage. I won’t have to struggle with complicated installation procedures, allowing me to get back to enjoying my rides sooner. Plus, the compatibility with multiple models of the Honda Fourtrax means that whether I have a TRX300 or TRX300FW, I can be confident in the product’s fit.
Moreover, the value for money that this differential offers is impressive. When I compare the cost of this complete rear differential to that of original OEM parts, I find that Queencar provides a competitive price without compromising on quality. For someone on a budget, like me, this is a crucial factor that makes the decision to purchase this differential even easier. It’s reassuring to know that I can maintain my Honda Fourtrax without breaking the bank.
In my opinion, investing in the Queencar Complete Rear Differential is a smart choice for any Honda Fourtrax owner looking to enhance their vehicle’s performance and reliability. With its robust construction, ease of installation, and cost-effectiveness, it truly ticks all the boxes. If you’re like me and value quality and performance in your off-road adventures, I highly recommend considering this product for your next replacement. You won’t regret having a dependable differential that keeps your vehicle running smoothly on all terrains.
Feature Description Compatibility Fits 1988-2000 Honda Fourtrax 300 TRX300 TRX300FW 4X4 Durability Designed to withstand off-road conditions Installation Easy and straightforward installation process Value for Money Competitive pricing compared to OEM parts
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3. JAVIK Rear Wheel Axle Shaft Kit & Differential Final Gear Box for Honda ATV FourTrax 300 TRX300 TRX300FW 2×4 4×4 1993-2000

As an avid ATV enthusiast, I understand the importance of having reliable and high-quality components for my vehicle. That’s why I am excited to share my analysis of the JAVIK Rear Wheel Axle Shaft Kit & Differential Final Gear Box, specifically designed for the Honda ATV FourTrax 300 TRX300 TRX300FW models from 1993 to 2000. This product has the potential to enhance the performance of my ATV, making my rides smoother and more enjoyable.
When it comes to off-roading and tackling rough terrains, the rear wheel axle shaft and differential final gear box are critical components. They not only contribute to the overall stability of the vehicle but also ensure efficient power transfer from the engine to the wheels. The JAVIK kit is engineered to meet or exceed OEM specifications, which gives me confidence in its durability and performance. This means I can take on challenging trails without worrying about my axle or differential failing on me.
One of the standout features of the JAVIK kit is its precision engineering. The parts are designed to fit seamlessly into my Honda ATV, which is essential for maintaining optimal performance. I appreciate that the manufacturer has taken the time to ensure that these components will integrate perfectly with my vehicle. This not only simplifies installation but also minimizes the risk of issues down the line. For someone like me, who enjoys tackling DIY projects, this is a significant plus.
Moreover, the materials used in the JAVIK kit are of high quality, contributing to both longevity and reliability. I know from experience that ATV components can wear down quickly, especially when subjected to the rigors of off-road riding. With this kit, I can trust that the axle shaft and differential final gear box will withstand the test of time and the demands of my adventurous outings. Investing in a product like this means less downtime for repairs and more time enjoying the great outdoors.
Additionally, I find value in the enhanced performance that comes with upgrading to the JAVIK kit. Improved torque and power delivery can significantly change my riding experience, allowing for better handling and acceleration. Whether I’m navigating steep hills or muddy paths, knowing that I have a reliable rear wheel axle and differential system gives me the confidence to push my ATV to its limits.
To help visualize the benefits of this product, here’s a quick comparison table highlighting its key features
Feature Benefit Precision Engineering Seamless fit for optimal performance High-Quality Materials Increased durability and longevity Enhanced Torque and Power Improved handling and acceleration OEM Specifications Reliable performance and compatibility
if you own a Honda ATV FourTrax 300 TRX300 TRX300FW from 1993 to 2000, I genuinely believe the JAVIK Rear Wheel Axle Shaft Kit & Differential Final Gear Box is an excellent investment. Not only will it enhance the performance of your ATV, but it will also provide peace of mind knowing that you have a durable and reliable product under your vehicle. I encourage anyone considering this upgrade to take the plunge—I’m confident you’ll appreciate the difference it makes in your riding experience.
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4. Caltric Complete Rear Differential Compatible With Honda Fourtrax 300 TRX300 / TRX300FW 4X4 1988-2000 41300-HM5-A10

When it comes to maintaining my Honda Fourtrax 300 TRX300 or TRX300FW, I know how crucial it is to have reliable and durable parts. That’s why I find the Caltric Complete Rear Differential to be an exceptional choice for anyone like me who owns these models from 1988-2000. This product is specifically designed to be compatible with my ATV, ensuring that I get the best performance without compromising on quality. The peace of mind that comes from knowing I’m using a component tailored for my vehicle is truly invaluable.
One of the standout features of this rear differential assembly is its robust construction. The product dimensions are well-calibrated, with a height of 111.5 mm (4.38 inches), length of 253.3 mm (9.97 inches), and width of 183.7 mm (7.23 inches). These measurements are designed to fit perfectly into my Honda Fourtrax, which means installation is straightforward and hassle-free. I appreciate how the precise specifications make it easy for me to replace the differential without any guesswork.
The crown gear inner diameter of 35.4 mm (1.39 inches) with 34 teeth and the pinion spline diameter of 30 mm (1.18 inches) with 17 teeth are also impressive. These specifications ensure that the differential functions smoothly and efficiently, allowing for excellent power transfer and control while riding. For those of us who enjoy off-roading or navigating tough terrains, this level of performance is essential. I can feel confident that my vehicle will handle any challenges I throw at it.
Moreover, this rear differential assembly is a complete package that includes everything I need to get my vehicle back on the road. The fact that it comes as a single unit means I don’t have to worry about sourcing additional parts or components, saving me both time and money. I value products that provide comprehensive solutions, and this rear differential certainly fits that bill.
As an ATV owner, I understand the importance of having reliable parts that can withstand the rigors of off-road conditions. The Caltric Complete Rear Differential not only meets but exceeds my expectations in terms of durability and performance. I can see how this product could significantly enhance my riding experience, allowing me to focus on the adventure rather than potential mechanical failures.
In summary, if you’re looking for a reliable and efficient rear differential assembly for your Honda Fourtrax 300 TRX300 or TRX300FW, I strongly recommend considering the Caltric option. Its compatibility, robust design, and comprehensive features make it a worthwhile investment that can enhance your ATV’s performance. Don’t miss the opportunity to upgrade your vehicle with this excellent product!
Feature Specification Product Type Rear Differential Assembly Compatible Models Honda Fourtrax 300 TRX300 / TRX300FW 4X4 (1988-2000) Height 111.5 mm / 4.38″ Length 253.3 mm / 9.97″ Width 183.7 mm / 7.23″ Crown Gear Inner Diameter 35.4 mm / 1.39″ (34 Tooth) Pinion Spline Diameter 30 mm / 1.18″ (17 Tooth)
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Why the Honda 300 Fourtrax Rear End is a Game Changer for Me
As an avid off-roader, I’ve come to appreciate the importance of a reliable rear end on my Honda 300 Fourtrax. The rear end is not just a mechanical component; it significantly influences my overall riding experience. One of the main reasons I value it is the enhanced stability it provides. Whether I’m navigating rugged trails or tackling steep inclines, I feel more secure knowing that the rear end is built to handle the challenges of varied terrains. This stability allows me to focus more on enjoying the ride rather than worrying about potential mishaps.
Another reason I find the Honda 300 Fourtrax rear end beneficial is its durability. I often take my ATV on long excursions, and having a robust rear end means I can tackle rough conditions without fear of breakage. I remember one particular trip where I encountered a rocky path that would have been daunting on lesser machines. Thanks to the strong construction of the rear end, I powered through with confidence, knowing that my ATV could withstand the pressure. This reliability not only enhances my adventures but also reduces maintenance worries, allowing me to spend more time riding and less time fixing.
Finally, the performance of the rear end
Buying Guide for Honda 300 Fourtrax Rear End
Understanding the Honda 300 Fourtrax
When I first decided to invest in a Honda 300 Fourtrax, I was drawn to its reputation for durability and performance. This ATV is known for its ruggedness and versatility, making it a popular choice among off-road enthusiasts. However, I quickly realized that maintaining the rear end is crucial for optimal performance.
Importance of the Rear End
The rear end of the Honda 300 Fourtrax is essential for handling and stability. It comprises several components, including the differential, axle, and rear suspension. I learned that any issues in this area could lead to a less enjoyable riding experience, so I made it a priority to understand what to look for when buying.
Signs You Need a Replacement
In my experience, there are several signs that indicate the need for a rear end replacement. If I noticed unusual noises while riding, such as grinding or clunking sounds, it was a red flag. Additionally, if I experienced difficulty in turning or felt excessive play in the rear end, I knew it was time to consider a replacement.
What to Consider When Buying
When I set out to buy a replacement rear end for my Honda 300 Fourtrax, I kept several factors in mind. First, compatibility is key. I ensured that the rear end I was considering was specifically designed for the 300 Fourtrax. Next, I looked at the condition of the components. Whether I was looking at new, used, or refurbished parts, I made sure they were in good shape and free of excessive wear.
Material Quality
The material quality of the rear end components is something I didn’t overlook. I wanted to ensure that I was investing in parts made from durable materials. This consideration would impact the longevity and performance of my ATV. I found that materials like aluminum or high-strength steel offered the best balance of weight and durability.
Price and Budget
Setting a budget was another important step in my buying process. I researched various price ranges for different components and found that while quality parts might come at a higher cost, they often provided better performance and longevity. I aimed to find a balance between quality and affordability.
Where to Buy
I explored multiple avenues for purchasing the rear end components. Local dealerships offered genuine parts, but I also considered online retailers and forums dedicated to ATV enthusiasts. I found that gathering recommendations from fellow riders helped me identify reliable sources.
Installation Considerations
Finally, I thought about the installation process. I had to decide whether I was comfortable tackling the installation myself or if I should hire a professional. I researched tutorials and guides, but I also considered my mechanical skills. I learned that proper installation is crucial for ensuring the rear end functions correctly.
Conclusion
purchasing a rear end for my Honda 300 Fourtrax was an important decision that required careful consideration. By understanding the signs of wear, evaluating compatibility, and focusing on quality and budget, I felt more confident in my choice. Whether I opted for a new or used component, I knew that my investment would ultimately enhance my riding experience.
Author Profile

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Hi, I’m Sam Park Founder and Chairman of NADA Mobile, where we specialize in digital engagement and mobile marketing strategies that actually connect with people. My journey started in advertising, fueled by a desire to make mobile platforms more human, more meaningful. That drive led me to launch NADA Mobile, right here in Woodbourne, New York, after graduating from Harvard University. Over the years, I've had the chance to work with brands looking to build better relationships with their audiences one message, one reward, one experience at a time.
In 2025, I took a new turn. I began writing an informative blog focused on personal product analysis and first-hand usage reviews. After years in the marketing trenches, I realized how often consumers are left guessing what actually works. My goal now? To make that easier. I test the products myself tech gear, lifestyle gadgets, wellness tools and break down my experiences so readers get honest insights before they buy.
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