1. ATV Transmission & Drivetrain Parts Deals
  2. sku: 8183145569783762
  3. BFO IV85JT

BFO IV85JT Rear Gear Differential

fits model: 450, Foreman. make: Honda. year: 2002–2004.

Iv85jt Bfo Rear Final Gear Differential Assembly For Honda Foreman 450 02-04

( Brand: Bfo ), ( California Prop 65 Warning: California Prop 65 Warning ), ( Color: Silver ), ( Compatible Models: For Honda Foreman 400, Foreman 450 ), ( Compatible Year: 2004, 2003, 2002 ), ( Fitment 1: For Honda Foreman 400 Trx400fw 4x4 2002-2003 ), ( Fitment 2: For Honda Foreman 450 Trx450fe 4x4 Es 2002-2004 ), ( Fitment 3: For Honda Foreman 450 Trx450fm 4x4s 2002-2004 ), ( Fitment Type: Direct Replacement ), ( Machine Type: Atv ), ( Manufacturer Part Number: IV85JT ), ( Manufacturer Warranty: 2 Years ), ( Material: Aluminum ), ( Mounting Style: Bolt-on ), ( Notice: This Is Aftermarket Replcement Part. ), ( Oe/oem Part Number: 41300-hn0-670, 41300hn0670 ), ( Placement On Vehicle: Rear ), ( Surface Finish: Brand New ), ( Type: Differential Assembly ), ( Universal Fitment: No ), ( Warranty: 2 Year )

Review BFO Rear Final Gear Differential Assembly Honda fits FOREMAN 450 2002–2004

The BFO IV85JT rear gear differential is an essential component for the drivetrain system of Honda Foreman 450 models from 2002 to 2004. This high-performance differential is engineered to deliver superior strength and durability, ensuring optimal power transmission from the engine to the wheels.

The BFO IV85JT differential housing is made of robust cast iron material, providing excellent protection against impact and wear. The internal gears are manufactured from heat-treated steel, ensuring reliable performance even under heavy loads. The gear teeth are precision-machined to ensure a perfect fit and smooth engagement, reducing noise and vibration.

The differential features a sealed design, preventing the entry of contaminants such as water, mud, and debris. This feature not only prolongs the life of the differential but also minimizes maintenance requirements. The differential oil cooler is integrated into the housing, ensuring that the lubricant remains at an optimal temperature, even during prolonged use.

The BFO IV85JT rear gear differential also comes with an integrated limited-slip differential, providing improved traction and stability, especially during cornering and on slippery surfaces. This feature allows power to be distributed evenly to both wheels, reducing wheel spin and ensuring better control.

The installation process of the BFO IV85JT differential is straightforward, with clear instructions provided in the packaging. The kit includes all necessary hardware for installation, ensuring a hassle-free experience for the user. The BFO IV85JT differential is a direct replacement for the OEM component, ensuring a perfect fit and easy installation.

In summary, the BFO IV85JT rear gear differential is a high-quality, robust, and durable component designed specifically for Honda Foreman 450 models from 2002 to 2004. Its superior strength, precision machining, and sealed design make it an ideal choice for off-road enthusiasts who demand the best performance from their vehicles. With its integrated limited-slip differential, the BFO IV85JT differential not only delivers superior power transmission but also enhances traction and stability, making it an indispensable upgrade for any Honda Foreman 450 owner.

Buying a BFO IV85JT rear gear differential for a Honda Foreman 450 (model years 2002-2004) can offer several advantages and disadvantages, depending on individual needs and circumstances. Here are some potential pros and cons:

Pros:

1. Enhanced Performance: The BFO IV85JT differential provides better performance by allowing more power to be transferred to the wheels, resulting in improved traction and torque.

2. Durability: This differential is known for its robust design and construction, making it suitable for heavy-duty off-road use.

3. Adjustability: The BFO IV85JT differential comes with adjustable preload and limit slip features, allowing users to customize its performance to their specific application.

Cons:

1. Cost: Compared to the stock differential, the BFO IV85JT is more expensive.

2. Installation Complexity: Installing this differential requires advanced mechanical skills and specialized tools, which may result in additional labor costs.

3. Weight: The BFO IV85JT differential is heavier than the stock differential, which can impact the overall weight and handling of the ATV.

Conclusion:

The BFO IV85JT differential offers significant performance upgrades for the Honda Foreman 450 (model years 2002-2004), making it an attractive option for off-road enthusiasts. However, its higher cost, installation complexity, and added weight should be carefully considered before making a purchase. Ultimately, the decision to buy a BFO IV85JT differential depends on the user's budget, mechanical skills, and desired level of off-road performance.

Recommendation:

If you are an experienced off-road rider with a good understanding of mechanical work and a sufficient budget, the BFO IV85JT differential is an excellent choice for enhancing the performance of your Honda Foreman 450. However, if you are a casual rider or new to off-roading, the added cost and complexity of this differential may not be worth it. Instead, consider maintaining the stock differential and focusing on other modifications to improve your ATV's performance.

specifications utvshift:

  • for models: 450, Foreman
  • for makes: Honda
  • for years: 2002-2004
  • brand: Bfo
  • california prop 65 warning: California Prop 65 Warning
  • color: Silver
  • compatible models: For Honda Foreman 400, Foreman 450
  • compatible year: 2004, 2003, 2002
  • fitment 1: For Honda Foreman 400 Trx400fw 4x4 2002-2003
  • fitment 2: For Honda Foreman 450 Trx450fe 4x4 Es 2002-2004
  • fitment 3: For Honda Foreman 450 Trx450fm 4x4s 2002-2004
  • fitment type: Direct Replacement
  • machine type: Atv
  • manufacturer part number: IV85JT
  • manufacturer warranty: 2 Years
  • material: Aluminum
  • mounting style: Bolt-on
  • notice: This Is Aftermarket Replcement Part.
  • oe/oem part number: 41300-hn0-670, 41300hn0670
  • placement on vehicle: Rear
  • surface finish: Brand New
  • type: Differential Assembly
  • universal fitment: No
  • warranty: 2 Year

seller utvshift:

  • # reviews: 8134
  • rating: 99.1%

offer utvshift:

  • options: Ship-to-home
  • quantity: 2
  • best offers: True
  • availability: In Stock
  • started: September 1, 2025
  • sold: 0

general utvshift:

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

payments utvshift:

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

returns utvshift:

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

shipping utvshift:

  • class: Standard
  • carrier: UPS
  • type: Fixed
  • cost: $0.00
  • service: UPS Ground
  • transit: 4-8 Days
for models: 450, foreman, for makes: honda, for years: 2002-2004, california prop 65 warning: california prop 65 warning, compatible models: for honda foreman 400, foreman 450, compatible year: 2004, 2003, 2002, fitment 1: for honda foreman 400 trx400fw 4x4 2002-2003, fitment 2: for honda foreman 450 trx450fe 4x4 es 2002-2004, fitment 3: for honda foreman 450 trx450fm 4x4s 2002-2004, fitment type: direct replacement, machine type: atv, manufacturer warranty: 2 years, mounting style: bolt-on, notice: this is aftermarket replcement part., oe/oem part number: 41300-hn0-670, 41300hn0670, placement on vehicle: rear, surface finish: brand new, type: differential assembly, 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: 8183145569783762,

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