1. ATV Transmission & Drivetrain Parts Deals
  2. sku: 10637557177970663
  3. RACE DRIVEN F-402503

RACE-DRIVEN F-402503 Ring Chain Sprockets 14/39 94L

fits model: Trx400ex, Sportrax. make: Honda. year: 2005–2008.

F-402503 Race-driven 2005-2008 Honda Sportrax 400ex Trx400ex O-ring Chain And Black Sprockets 14/39 94l

( Brand: Race-driven ), ( Part Type: Ring Chain Sprocket ), ( Manufacturer Part Number: F-402503 ), ( Material: Stainless Steel )

Review RACE DRIVEN Honda 400ex O ring Chain And Black Sprockets 14/39 94l fits SPORTRAX TRX400EX 2005–2008

Introducing the Race-Driven F-402503 O-Ring Chain Sprockets, specifically designed for Honda Sportrax 400EX and TRX400EX models from the years 2005 to 2008. These high-performance sprockets elevate your ATV's power delivery and efficiency, making every ride more enjoyable and thrilling.

Crafted from robust materials, these sprockets are engineered to withstand the rigors of off-road riding. The 14-tooth drive sprocket and the 39-tooth driven sprocket are precision-machined to ensure perfect fitment and smooth operation. The O-ring design provides an effective seal, preventing the chain from coming in contact with the elements and reducing the likelihood of dirt and debris entering the drivetrain.

The Race-Driven F-402503 O-Ring Chain Sprockets are designed to provide optimal chain tension and reduce the need for frequent adjustments. This results in a more stable and reliable performance, ensuring that you can focus on the trail ahead instead of worrying about mechanical issues.

These sprockets are an excellent upgrade for riders who demand the best from their ATVs. They deliver improved power transfer, increased torque, and enhanced durability, making your Honda Sportrax 400EX or TRX400EX a formidable off-road machine.

In summary, the Race-Driven F-402503 O-Ring Chain Sprockets are a must-have upgrade for Honda Sportrax 400EX and TRX400EX owners looking to enhance their ATV's performance, reliability, and off-road capabilities. Experience the difference these high-quality sprockets make and take your ATV adventures to the next level.

Pros and Cons of Buying Honda TRX400EX/400EX O-Ring Chain Sprockets (14/39, 94L)

1. Pros:

a. Enhanced Durability: O-Ring chain sprockets provide a better seal between the sprocket and the chain. This results in reduced chain lubricant loss, extended chain life, and less frequent replacement.

b. Improved Performance: With proper lubrication, these sprockets help the chain run smoother, quieter, and more efficiently, thereby enhancing the overall performance of your Honda Sportrax 400EX/TRX400EX.

c. Easier Maintenance: The O-Ring design eliminates the need for frequent chain adjustments, saving you time and effort during maintenance intervals.

2. Cons:

a. Cost: O-Ring chain sprockets tend to be more expensive compared to their standard counterparts due to their superior sealing properties.

b. Availability: Depending on the market demand and availability in your region, it might be challenging to find these sprockets in stock locally.

3. Ending Conclusion:

Although the Honda TRX400EX/400EX O-Ring chain sprockets (14/39, 94L) come with a higher price tag, their benefits outweigh the costs in terms of durability, performance, and maintenance ease. However, it is essential to consider their availability in your region, as finding them locally might be a challenge.

4. Recommendation:

If you frequently ride your Honda Sportrax 400EX/TRX400EX in harsh conditions and are willing to invest in long-term performance and reduced maintenance requirements, we recommend opting for the O-Ring chain sprockets. If budget or availability is a concern, standard sprockets will suffice, but you may need to perform more frequent maintenance.

part # f402503 price

  • $69.25

specifications utvshift:

  • for models: Trx400ex, Sportrax
  • for makes: Honda
  • for years: 2005-2008
  • brand: Race-driven
  • part type: Ring Chain Sprocket
  • manufacturer part number: F-402503
  • material: Stainless Steel

offer utvshift:

  • started: December 25, 2025
  • sold: 0
  • availability: In Stock
  • options: Ship-to-home

general utvshift:

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

shipping utvshift:

  • carrier: FedEx, USPS
  • type: Calculated
  • transit: 3-5 Days
  • class: Expedited, One-day
  • service: FedEx 2Day, FedEx Standard Overnight, USPS Priority Mail Express
  • cost: $0.00

payments utvshift:

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  • wallet: Google-pay
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seller utvshift:

  • # reviews: 117966
  • rating: 99.7%

returns utvshift:

  • paid by: Seller
  • time: 60 Days
  • policy: Returns Accepted
for models: trx400ex, sportrax, for makes: honda, for years: 2005-2008, part type: ring chain sprocket,
category: atv parts > atv, side-by-side utv parts accessories > transmission drivetrain > transmission drivetrain parts, material: stainless steel, sku: 10637557177970663,

Race-driven F-402503 Is Similar To:

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1 offer $69.25 USD
  • Offer #1: $69.25 price + free delivery = $69.25* total. All chains include Masterlink, these. FREE SHIPPING ENTIRE U.S.FREE SHIPPING