RACE-DRIVEN F-17582 Ring Chain 520-74L

( Brand: Race-driven ), ( Part Type: Ring Chain ), ( Manufacturer Part Number: F-17582 )

Review RACE DRIVEN Polaris Non O ring Chain fits TRAIL BOSS 250R 1985–1987

The Polaris Trail Boss 250R O-Ring Chain 520-74L, manufactured by Race-Driven F-17582, is a high-performance replacement chain designed specifically for the Polaris Trail Boss 250 ATV models from 1985 to 1987. This O-Ring chain delivers superior strength and durability, ensuring reliable operation and extended service life.

The 520-74L designation refers to the size of the roller chain, with a pitch length of 520 millimeters and a width of 74 millimeters. The O-Ring design adds an extra layer of protection by enclosing the rollers in an elastomeric seal, keeping out dirt, debris, and lubricant inside for optimal chain performance. This feature minimizes the need for frequent lubrication and results in smoother, quieter operation.

Each link in the chain is meticulously crafted from high-quality materials, ensuring precision fit and minimal wear. The rollers are made from hardened steel, while the pins are forged from heat-treated alloy steel for added strength. The O-Rings are made from a durable elastomer material that provides excellent sealing properties.

This replacement chain is compatible with the original equipment found on the Polaris Trail Boss 250 ATVs from 1985 to 1987. It is an excellent upgrade for those seeking improved performance, longevity, and reduced maintenance requirements.

In summary, the Polaris Trail Boss 250R O-Ring Chain 520-74L by Race-Driven F-17582 is a high-quality, durable replacement chain designed for use on Polaris Trail Boss 250 ATVs from 1985 to 1987. With its O-Ring technology, hardened steel rollers, and forged alloy steel pins, this chain offers superior strength, longevity, and reduced maintenance requirements.

The Polaris Trail Boss 250R snowmobile, produced between 1985 and 1987, utilizes an o-ring chain with part number 520-74L for its drive system. Here are some pros and cons associated with buying and using this specific chain.

1. Durability: O-ring chains are known for their durability due to the sealing property of the o-rings. They help keep out snow and prevent the chain from freezing, which is a significant advantage in snowmobile applications.

2. Reduced Maintenance: O-ring chains require less frequent lubrication compared to other types of chains. This translates to less maintenance time and costs.

3. Quiet Operation: O-ring chains tend to operate more quietly than other types, which can be a desirable feature for those who enjoy a peaceful riding experience.

1. Cost: O-ring chains can be more expensive to purchase than other types of chains due to their enhanced sealing properties and durability.

2. Tight Fit: Properly installing an o-ring chain can be more challenging than other types due to the tight fit. This may require professional installation or additional time and effort for DIY enthusiasts.

3. Limited Availability: Older models, such as the Trail Boss 250R produced between 1985 and 1987, may have limited availability for o-ring chains. This could result in longer wait times for replacement parts or higher costs from aftermarket suppliers.

In conclusion, the decision to buy a 520-74L o-ring chain for a Polaris Trail Boss 250R snowmobile should consider the benefits of durability, reduced maintenance, and quiet operation, along with the potential drawbacks of higher cost, a more challenging installation process, and limited availability.

If the rider values a reliable, long-lasting, and lower maintenance drive system, investing in an o-ring chain could be a worthwhile investment. However, those who are budget-conscious or prefer a more straightforward installation process might opt for a different type of chain. Ultimately, the choice depends on individual preferences and priorities.

part # f17582 prices

• $33.52-$94.55

specifications utvshift:

• for models: 250r, Trail, Boss
• for makes: Polaris
• for years: 1985-1987
• brand: Race-driven
• part type: Ring Chain
• manufacturer part number: F-17582

seller utvshift:

• rating: 99.8%
• # reviews: 20594

offer utvshift:

• started: May 25, 2026
• sold: 0
• availability: In Stock
• options: Ship-to-home
• quantity: 2

returns utvshift:

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

payments utvshift:

• wallet: Apple-pay
• credit card: Discover
• other

general utvshift:

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

shipping utvshift:

• class: Standard, Expedited
• carrier: USPS, FedEx
• transit: 4-8 Days
• cost: $0.00
• type: Fixed
• service: USPS Ground Advantage, FedEx 2Day

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