1. ATV Transmission & Drivetrain Parts Deals
  2. sku: 11222073888255762
  3. BFO CSX943

BFO CSX943 Rear Differential Es

fits model: Trx450, Trx400, 450, 400, 4x4, Foreman. make: Honda.

Csx943 Bfo Complete Rear Differential Assy For Honda Trx450 Es Trx400 Foreman 450 400 4x4

( Brand: Bfo ), ( California Prop 65 Warning: California Prop 65 Warning ), ( Color: Silver ), ( Compatible Make: For Honda ), ( Compatible Models: For Honda Foreman;for Honda Fourtrax Foreman ), ( Compatible Year: 2001, 2000, 1999, 1998, 1997, 1996, 1995 ), ( Fitment 1: For Honda Foreman 400 Trx400fw 4x4 1997-2001 ), ( Fitment 2: For Honda Foreman 450 Trx450es 4x4 Es 1998-2001 ), ( Fitment 3: For Honda Foreman 450 Trx450s 4x4s 1998-2001 ), ( Fitment 4: For Honda Fourtrax Foreman 400 Trx400fw 4x4 1995-1996 ), ( Fitment Type: Direct Replacement ), ( Machine Type: Atv ), ( Manufacturer Part Number: CSX943 ), ( Manufacturer Warranty: 2 Years ), ( Material: Aluminum ), ( Notice: This Is Aftermarket Replcement Part. ), ( Oe/oem Part Number: 41300hn0a00, 41300-hn0-a00 ), ( Placement On Vehicle: Rear ), ( Surface Finish: Brand New ), ( Type: Differential ), ( Universal Fitment: No ), ( Warranty: 2 Year )

Review BFO Complete Rear Differential Assy Honda Es fits FOREMAN TRX450 TRX400 450 400 4X4

The BFO CSX943 rear differential is a high-performance aftermarket upgrade designed specifically for Honda TRX450 ES, TRX400 Foreman 450, and TRX400 Foreman 4x4 models. This differential offers several advantages over the stock unit, enhancing your ATV's durability, reliability, and overall driving performance.

The CSX943 differential housing is made of high-strength cast iron, which is more robust than the OEM part to withstand the rigors of off-road riding. The housing's precision-machined internal surfaces ensure perfect fitment, allowing for a smooth and efficient operation of the differential gears.

The differential's gear set is engineered for superior strength and durability. The gears are made from heat-treated alloy steel, ensuring they can handle high torque loads and resist wear and tear. The gear teeth have been precision-cut to ensure accurate engagement and quiet operation.

The CSX943 differential also features an upgraded ring and pinion setup. The ring gear is made from forged steel, while the pinion gear is made from heat-treated alloy steel. This combination results in increased strength, improved tooth contact, and longer gear life.

The differential's sealing system has been upgraded with a double lip seal design. This design provides better sealing against oil leaks and contamination, ensuring the differential remains properly lubricated and performs at its best.

The BFO CSX943 rear differential is also designed for easy installation. It comes with all necessary hardware, including new bearing races and seals. The installation process is straightforward, and the differential can be installed using common hand tools.

In summary, the BFO CSX943 rear differential is a top-tier aftermarket upgrade for Honda TRX450 ES, TRX400 Foreman 450, and TRX400 Foreman 4x4 models. Its robust design, superior strength, and upgraded components provide enhanced durability, reliability, and driving performance. The differential's easy installation process makes it a popular choice among ATV enthusiasts looking to improve their vehicle's off-road capabilities.

The BFO CSX943 rear differential is a popular aftermarket option for various Honda ATV models, including the TRX450ES, TRX400 Foreman 450, and TRX400 Foreman 450 4x4. This differential offers several advantages and potential drawbacks that are essential to consider before making a purchase.

Advantages:

1. Improved durability: The BFO CSX943 differential is known for its robust construction, which can help increase the longevity of your ATV's drivetrain.

2. Enhanced performance: This aftermarket differential provides better gear engagement and improved torque transfer, resulting in smoother power delivery and better overall performance.

3. Adjustability: The BFO CSX943 comes with adjustable preload and limit straps, allowing you to fine-tune the differential to suit your specific riding style and terrain conditions.

Disadvantages:

1. Cost: The BFO CSX943 is a more expensive option compared to the stock differential, which may be a deterrent for some budget-conscious riders.

2. Installation: Installing the BFO CSX943 requires some mechanical skills and knowledge, and it may take longer than a standard differential replacement.

3. Compatibility: Although the BFO CSX943 is designed to fit various Honda ATV models, it's essential to ensure that it is the correct fit for your specific machine, as improper installation could lead to issues.

Conclusion:

The BFO CSX943 rear differential is an excellent choice for Honda ATV owners seeking improved durability, enhanced performance, and adjustability. However, it comes with a higher cost and a more complex installation process compared to the stock differential. If you're an avid off-road rider who demands superior performance and longevity from your ATV, the BFO CSX943 may be a worthwhile investment.

Recommendation:

If you're considering purchasing the BFO CSX943 rear differential for your Honda TRX450ES, TRX400 Foreman 450, or TRX400 Foreman 450 4x4, make sure to thoroughly research its compatibility and ensure it is the right fit for your specific machine. Additionally, consider your mechanical skills, budget, and riding needs before making the purchase. If you're confident in your abilities and believe the benefits outweigh the drawbacks, the BFO CSX943 could be an excellent upgrade for your Honda ATV.

specifications utvshift:

  • for models: Trx450, Trx400, 450, 400, 4x4, Foreman
  • for makes: Honda
  • brand: Bfo
  • california prop 65 warning: California Prop 65 Warning
  • color: Silver
  • compatible make: For Honda
  • compatible models: For Honda Foreman;for Honda Fourtrax Foreman
  • compatible year: 2001, 2000, 1999, 1998, 1997, 1996, 1995
  • fitment 1: For Honda Foreman 400 Trx400fw 4x4 1997-2001
  • fitment 2: For Honda Foreman 450 Trx450es 4x4 Es 1998-2001
  • fitment 3: For Honda Foreman 450 Trx450s 4x4s 1998-2001
  • fitment 4: For Honda Fourtrax Foreman 400 Trx400fw 4x4 1995-1996
  • fitment type: Direct Replacement
  • machine type: Atv
  • manufacturer part number: CSX943
  • manufacturer warranty: 2 Years
  • material: Aluminum
  • notice: This Is Aftermarket Replcement Part.
  • oe/oem part number: 41300hn0a00, 41300-hn0-a00
  • placement on vehicle: Rear
  • surface finish: Brand New
  • type: Differential
  • universal fitment: No
  • warranty: 2 Year

seller utvshift:

  • # reviews: 7243
  • rating: 99.5%

returns utvshift:

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

offer utvshift:

  • quantity: 10
  • sold: 0
  • options: Ship-to-home
  • started: January 21, 2026
  • availability: In Stock

payments utvshift:

  • credit card: Diners-club
  • wallet: Apple-pay
  • other

general utvshift:

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

shipping utvshift:

  • class: Standard
  • transit: 3-7 Days
  • service: UPS Ground
  • type: Fixed
  • carrier: UPS
  • cost: $0.00
for models: trx450, trx400, 450, 400, 4x4, foreman, for makes: honda, california prop 65 warning: california prop 65 warning, compatible make: for honda, compatible models: for honda foreman;for honda fourtrax foreman, compatible year: 2001, 2000, 1999, 1998, 1997, 1996, 1995, fitment 1: for honda foreman 400 trx400fw 4x4 1997-2001, fitment 2: for honda foreman 450 trx450es 4x4 es 1998-2001, fitment 3: for honda foreman 450 trx450s 4x4s 1998-2001, fitment 4: for honda fourtrax foreman 400 trx400fw 4x4 1995-1996, fitment type: direct replacement, machine type: atv, manufacturer warranty: 2 years, notice: this is aftermarket replcement part., oe/oem part number: 41300hn0a00, 41300-hn0-a00, 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: 11222073888255762,

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