1. ATV Transmission & Drivetrain Parts Deals
  2. sku: 9280275358240722
  3. BFO S9X5GA

BFO S9X5GA Rear Gear Differential

fits model: Trx350, Trx400, Rancher. make: Honda. year: 2005–2007.

S9x5ga Bfo Rear Final Gear Differential For Honda Rancher Trx350 2000-06 Trx400 2005-07

( Brand: Bfo ), ( Axle Type: Rear Axle ), ( California Prop 65 Warning: California Prop 65 Warning ), ( Color: Silver ), ( Compatible Models: For Honda Rancher 350 400 ), ( Compatible Year: 2007, 2006, 2005, 2004, 2003, 2002, 2001, 2000 ), ( Fitment 1: For Honda All Rancher 350 Models Trx350tm/te/fm/fe 2000-2006 ), ( Fitment 2: For Honda All Rancher 400 Models Trx400fa/fga 2005-2007 ), ( Fitment Type: Direct Replacement ), ( Machine Type: Atv, Utv / Sxs ), ( Manufacturer Part Number: S9X5GA ), ( Manufacturer Warranty: 2 Years ), ( Material: Aluminum ), ( Notice: This Is Aftermarket Replcement Part. ), ( Oe/oem Part Number: 41300-hn5-671 41300hn5671 ), ( Placement On Vehicle: Rear ), ( Surface Finish: Brand New ), ( Type: Differential ), ( Universal Fitment: No ), ( Warranty: 2 Year )

Review BFO Rear Final Gear Differential Honda 2000 fits RANCHER TRX350 TRX400 2005–2007

The BFO S9x5GA Rear Gear Differential is a high-performance aftermarket upgrade for Honda Rancher TRX350 (2000-2006) and TRX400 (2005-2007) models. This differential is designed to provide superior durability, strength, and reliability compared to the OEM (Original Equipment Manufacturer) unit.

The S9x5GA differential housing is made from high-strength aluminum alloy, which is lighter than the OEM steel housing yet offers excellent protection for the internal components. The housing also features a unique design with a generous oil capacity to ensure optimal cooling and lubrication under heavy usage.

The differential gears are made from heat-treated steel, ensuring maximum strength and durability. The pinion and ring gears are splined to ensure a secure connection with the drivetrain, while the crown gear features a precision-machined surface for optimal tooth engagement.

The differential also comes with an upgraded differential cover with a breather system, which helps prevent oil starvation during high-speed cornering and ensures proper oil flow to the differential. The cover is also made from durable aluminum, reducing weight and increasing cooling efficiency.

The BFO S9x5GA Rear Gear Differential also features a new seal design, which provides better sealing against leaks and prevents contaminants from entering the differential. The seals are made from high-quality rubber that is resistant to wear and tear, ensuring a long service life.

The installation of the BFO S9x5GA Rear Gear Differential is straightforward and can be completed using standard hand tools. The kit includes all necessary hardware for installation, as well as detailed instructions to guide users through the process.

In summary, the BFO S9x5GA Rear Gear Differential is a high-performance upgrade for Honda Rancher TRX350 (2000-2006) and TRX400 (2005-2007) models. It offers superior durability, strength, and reliability, with features such as a lightweight yet strong aluminum housing, heat-treated steel gears, and a breather system differential cover. The installation is straightforward, making it an excellent choice for off-road enthusiasts looking to improve their vehicle's performance and capabilities.

Buying a BFO S9x5GA rear gear differential for Honda Rancher TRX350 (2000-2006) and TRX400 (2005-2007) models comes with several pros and cons that can help you make an informed decision.

Pros:

1. Enhanced durability: The BFO S9x5GA differential is known for its robust design and improved durability, making it a popular choice for off-road riding and heavy-duty applications.

2. Increased torque capacity: This differential provides a higher torque capacity than the stock differential, allowing for better performance and power delivery.

3. Improved ground clearance: By utilizing a lighter and more compact design, the BFO S9x5GA differential can help increase ground clearance, reducing the risk of bottoming out on rough terrain.

4. Easy installation: The BFO S9x5GA differential is designed to be a direct replacement for the stock differential, making the installation process relatively straightforward for most users.

5. Suitable for various applications: This differential is not only suitable for Honda Rancher TRX350 and TRX400 models but can also be used on other ATVs and UTVs with similar specifications.

Cons:

1. Cost: The BFO S9x5GA differential is typically more expensive than the stock differential. While the performance benefits may justify the cost for some users, others may find it to be a significant investment.

2. Potential compatibility issues: Although the BFO S9x5GA differential is designed to be a direct replacement for the stock differential, there is still a possibility of compatibility issues arising due to variations in specific Honda models or user modifications.

3. Requires additional components: Depending on the specific ATV or UTV model, the installation of the BFO S9x5GA differential may require additional components, such as a driveshaft or CV joints, which can add to the overall cost and complexity of the upgrade.

Conclusion:

The BFO S9x5GA rear gear differential offers several advantages, including enhanced durability, increased torque capacity, improved ground clearance, and easy installation. However, it comes with some potential drawbacks, such as increased cost, potential compatibility issues, and the need for additional components. Ultimately, the decision to purchase this differential depends on your specific needs, budget, and off-road riding requirements. If you prioritize performance and durability and are willing to invest in a high-quality upgrade, the BFO S9x5GA differential may be an excellent choice for your Honda Rancher TRX350 or TRX400. Alternatively, if you're on a tight budget or prefer a more affordable option, you may want to consider the stock differential or other aftermarket alternatives.

specifications utvshift:

  • for models: Trx350, Trx400, Rancher
  • for makes: Honda
  • for years: 2005-2007
  • brand: Bfo
  • axle type: Rear Axle
  • california prop 65 warning: California Prop 65 Warning
  • color: Silver
  • compatible models: For Honda Rancher 350 400
  • compatible year: 2007, 2006, 2005, 2004, 2003, 2002, 2001, 2000
  • fitment 1: For Honda All Rancher 350 Models Trx350tm/te/fm/fe 2000-2006
  • fitment 2: For Honda All Rancher 400 Models Trx400fa/fga 2005-2007
  • fitment type: Direct Replacement
  • machine type: Atv, Utv / Sxs
  • manufacturer part number: S9X5GA
  • manufacturer warranty: 2 Years
  • material: Aluminum
  • notice: This Is Aftermarket Replcement Part.
  • oe/oem part number: 41300-hn5-671 41300hn5671
  • placement on vehicle: Rear
  • surface finish: Brand New
  • type: Differential
  • universal fitment: No
  • warranty: 2 Year

returns utvshift:

  • paid by: Seller
  • time: 30 Days
  • policy: Returns Accepted

offer utvshift:

  • availability: In Stock
  • best offers: True
  • quantity: 4
  • options: Ship-to-home
  • started: October 25, 2025
  • sold: 0

general utvshift:

  • condition: New
  • ATV, Side-by-Side UTV Parts Accessories > Transmission Drivetrain > Other Transmission Drivetrain Parts

shipping utvshift:

  • type: Fixed
  • class: Standard
  • carrier: UPS
  • cost: $0.00
  • transit: 4-7 Days
  • service: UPS Ground

payments utvshift:

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seller utvshift:

  • # reviews: 21175
  • rating: 99.2%
for models: trx350, trx400, rancher, for makes: honda, for years: 2005-2007, axle type: rear axle, california prop 65 warning: california prop 65 warning, compatible models: for honda rancher 350 400, compatible year: 2007, 2006, 2005, 2004, 2003, 2002, 2001, 2000, fitment 1: for honda all rancher 350 models trx350tm/te/fm/fe 2000-2006, fitment 2: for honda all rancher 400 models trx400fa/fga 2005-2007, fitment type: direct replacement, machine type: atv, utv / sxs, manufacturer warranty: 2 years, notice: this is aftermarket replcement part., oe/oem part number: 41300-hn5-671 41300hn5671, placement on vehicle: rear, surface finish: brand new, type: differential, universal fitment: no, warranty: 2 year,
category: atv parts > atv, side-by-side utv parts accessories > transmission drivetrain > transmission drivetrain parts, color: silver, material: aluminum, sku: 9280275358240722,

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