RK RACING CHAIN M520HD-140 Standard Ring Links
( Brand: Rk Racing Chain ), ( Manufacturer Part Number: M520HD-140 ), ( Machine Type: Dual Sport Motorcycle, Off-road Motorcycle, Street Motorcycle ), ( Items Included: Chain, Clip-style Master Link ), ( Color: Gray ), ( Material: Steel ), ( Vintage Part: No ), ( Type: Drive Chain ), ( Features: Heavy Duty, Pre-stretched, Includes Master Link ), ( Performance Part: Yes )
Review RK RACING CHAIN Heavy Duty 520 Standard Non O ring 140 Links
The M520HD-140 Racing Chain from Renthal is a high-performance, 520 standard O-ring chain designed specifically for competitive off-road and motocross racing applications. This chain is engineered to deliver exceptional strength, durability, and reliability, even under the most extreme conditions.
The M520HD-140 chain features Renthal's innovative Hard Anodized Roller Technology (H.A.R.T.), which utilizes a hard anodized finish on the rollers to reduce friction and wear. This results in smoother operation, increased power transfer, and longer chain life. The chain also boasts Renthal's proprietary X-Ring technology, which provides a positive seal between the rollers and the O-rings, ensuring proper lubrication and preventing contamination.
The M520HD-140 chain is constructed from high-tensile steel, providing superior strength and rigidity. It is available in 140 links, making it suitable for most 2-stroke and 4-stroke motocross and off-road bikes. The chain comes with Renthal's high-quality XR1 O-rings and XR1 inner and outer plates, ensuring a perfect fit and reliable sealing.
The M520HD-140 Racing Chain is designed to meet or exceed OEM specifications, and is backed by Renthal's industry-leading warranty. It is recommended for use with Renthal's XR1 sprockets and XR1 chain guides to ensure optimal performance and longevity.
In summary, the M520HD-140 Racing Chain from Renthal is a top-tier, high-performance chain engineered for competitive off-road and motocross racing applications. Its innovative Hard Anodized Roller Technology and X-Ring sealing system deliver reduced friction, increased power transfer, and extended chain life. Constructed from high-tensile steel and available in 140 links, it is the ideal choice for riders seeking superior strength, durability, and reliability in their off-road racing equipment.
The M520HD-140 racing chain from O-Ring Chain is a popular choice among motocross and off-road riders due to its strength and durability. Here are some pros and cons of buying this specific racing chain:
Pros:1. High Strength: The M520HD-140 chain is designed to handle the extreme conditions of off-road racing. Its roller chain design provides increased strength and durability compared to O-ring chains.
2. Longer Chain Life: The roller chain design of the M520HD-140 helps to reduce wear and tear on the chain, resulting in a longer lifespan compared to O-ring chains.
3. Improved Power Transfer: The roller chain design also provides better power transfer between the sprockets, resulting in improved acceleration and overall performance.
4. Quieter Operation: The M520HD-140 chain is designed to be quieter than other racing chains, making it a popular choice for riders who prefer a quieter riding experience.
Cons:1. Higher Cost: The M520HD-140 chain is more expensive than standard O-ring chains. This may be a drawback for riders on a tight budget.
2. Increased Maintenance: While the M520HD-140 chain has a longer lifespan than O-ring chains, it still requires more frequent maintenance due to its roller chain design. This includes regular lubrication and adjustment.
3. Weight: The M520HD-140 chain is heavier than standard O-ring chains, which may impact the overall weight and handling of the motorcycle.
Conclusion:The M520HD-140 racing chain from O-Ring Chain offers several advantages for off-road riders, including increased strength, longer chain life, improved power transfer, and quieter operation. However, it also comes with some drawbacks, such as a higher cost, increased maintenance requirements, and added weight. Ultimately, the decision to purchase this chain depends on the rider's budget, maintenance preferences, and performance goals.
Recommendation:If you are an off-road rider who values strength, durability, and improved performance, the M520HD-140 racing chain from O-Ring Chain may be a worthwhile investment. However, if you are on a tight budget or prefer a lighter, lower-maintenance chain, you may want to consider other options. It's always a good idea to consult with a motorcycle mechanic or professional racer for personalized recommendations based on your specific riding style and needs.
Details:
Pre-Stressed Pre-Stretched: Factory pre-stretched to ensure equal load distribution across all links, minimizing initial Chain slack and reducing adjustment frequency. Clip-Type Master Link Included: Comes complete with a matching clip-style connecting link for quick and straightforward installation. Technical Specifications Chain Pitch / Size: 520 Standard. Low-Friction Efficiency: Standard non-O-ring design eliminates rubber seal drag, maximizing horsepower delivery and maintaining a slim profile for tight engine clearances.
Key Features Performance Benefits Premium Japanese Steel: Constructed using high-carbon steel for superior tensile strength and wear resistance. Engineered for small-to-medium displacement motorcycles, dirt bikes, and ATV, this heavy-duty non-O-ring Chain delivers maximum power transfer to the rear wheel without parasitic drag or extra width of sealed Chains. Total Link Count: 140 Links Perfect for custom gearing setups or extended swing arms; easily cut to length . Max Displacement Rating: Up to 400cc Street / 250cc Off-Road.
Maximum Tensile Strength: 7,700 lbs/ft.
part #: m520hd140 prices
- $39.00-$89.00
specifications drivebeltcycleoi:
- brand: Rk Racing Chain
- mpn: M520hd-140
- machine type: Dual Sport Motorcycle, Off-road Motorcycle, Street Motorcycle
- items included: Chain, Clip-style Master Link
- color: Gray
- material: Steel
- vintage part: No
- type: Drive Chain
- features: Heavy Duty, Pre-stretched, Includes Master Link
- performance part: Yes
returns drivebeltcycleoi:
- paid by: Seller
- time: 30 Days
- policy: Returns Accepted
general drivebeltcycleoi:
- condition: New other see details
- Transmission Drivetrain > Final Primary Drive Parts Kits > Final Drive Belts Chains
payments drivebeltcycleoi:
- credit card: Mastercard
- wallet: Google-pay
- other
offer drivebeltcycleoi:
- options: Ship-to-home
- quantity: 1
- started: May 24, 2026
- sold: 0
- availability: In Stock
seller drivebeltcycleoi:
- rating: 100.0%
- # reviews: 6811
- city: Warrensburg, Missouri
shipping drivebeltcycleoi:
- service: FedEx Ground Economy, UPS Ground Saver
- cost: $9.70
- type: Calculated
- transit: 4-6 Days
- class: Economy
- carrier: FedEx, UPS
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