NICHE MK1006639 Brake Rotor Pad Rear Left Semi Metallic Kit 803467125367 59210-08F20 3D8-25806

( Brand: Niche ), ( Manufacturer Part Number: MK1006639 ), ( Placement On Vehicle: Rear, Left ), ( Type: Brake Pad Set ), ( Features: High Heat Resistance, Low Dust, Quiet Operation ), ( Oe/oem Part Number: 59210-08f30, 59210-08f20, 59210-08f11, 06456-mcw-h03 ), ( Machine Type: Dual Sport Motorcycle ), ( Country Of Origin: China ), ( Performance Part: No ), ( Items Included: 1 Rotor, 1 Brake Pad ), ( Item Width: 11.5 ), ( Manufacturer Warranty: 2 Years ), ( California Prop 65 Warning: Warning, Which Is Known To The State Of California To Cause Cancer And Birth Defects Or Other Reproductive Harm. For More Information, Visit Www.p65warnings.ca.gov ), ( Ipn: 59210-08f20 ), ( Color: Gray ), ( Compatible Type: Motorcycle, Street Motorcycle ), ( Compatible Year Range: 2002-2009 ), ( Compatible Model: Fjr 1300, Xv 1700 ), ( UPC: 803467125367 )

Review NICHE Brake Rotor Pad Kit Yamaha Rear Left Semi Metallic

The **MK1006639 Brake Rotor Pad Kit for Yamaha 3D8-25806 Rear Left Semi-Metallic** is a high-performance, precision-engineered braking solution designed to deliver superior stopping power, durability, and reliability for Yamaha motorcycles equipped with the specified rear left brake system. This kit features a **semi-metallic friction compound**, a balanced blend of ceramic, metallic fibers, and organic binders that offers an optimal mix of heat resistance, wear longevity, and consistent braking performance across a wide range of riding conditions. The semi-metallic formulation ensures robust friction even under heavy loads, making it ideal for sport-touring, adventure, and daily commuting applications where aggressive braking is required without compromising on pad life. The kit includes a **high-quality cast iron rotor** with a smooth, machined surface and precise thickness, engineered to minimize vibration and fade while maximizing heat dissipation. The rotor s design incorporates optimized cooling grooves and a balanced weight distribution to enhance braking efficiency and reduce thermal stress, ensuring stable performance during prolonged or repeated stops. Complementing the rotor is a **durable, noise-reducing brake pad** with a reinforced backing plate and a friction material that resists dust buildup and warping, reducing the risk of squeaking or chatter. The semi-metallic compound is particularly well-suited for riders who demand a firm, progressive bite without the excessive wear associated with ceramic pads or the dustiness of organic alternatives. Installation is straightforward, thanks to the kit s compatibility with Yamaha s standard rear brake caliper mounting points, and the inclusion of all necessary hardware ensures a secure and professional fit. Whether you re tackling spirited descents, navigating tight corners, or simply relying on your brakes for everyday safety, this kit provides a robust upgrade that restores or enhances your motorcycle s braking capabilities with confidence. Built to meet or exceed OEM standards, this **MK1006639 kit** is a trusted choice for riders seeking a reliable, long-lasting solution that balances performance, durability, and ease of maintenance.

### **Pros and Cons of buying a MK1006639 Brake Rotor Pad Kit (Yamaha 3D8-25806 Rear Left, Semi-Metallic)**

1. **OEM Compatibility** This kit is designed specifically for the Yamaha 3D8-25806 rear left brake system, ensuring a proper fit without modifications. OEM parts are engineered to meet the manufacturer s performance and safety standards, reducing the risk of compatibility issues.

2. **Semi-Metallic Composition** Semi-metallic brake pads offer a balance between durability and performance. They provide better heat dissipation than organic pads and are more resistant to wear than ceramic pads, making them suitable for moderate to heavy riding conditions. This composition also tends to have a longer lifespan than organic pads, especially on motorcycles that see regular use.

3. **Reliable Brand** MK (or similar reputable brands) is known for producing high-quality aftermarket brake components. Their parts are often tested for durability and performance, which can translate to fewer premature failures compared to cheaper, unknown brands.

4. **Cost-Effective Upgrade** While not as high-performance as racing-grade pads, this kit provides a cost-effective way to replace worn-out OEM pads without investing in premium or racing parts. It s a practical choice for riders who want to maintain their bike s braking system without overspending.

5. **Ease of Installation** Since this is a direct replacement kit, installation is straightforward for those with basic mechanical skills. No major modifications to the brake system are required, and the parts are designed to fit seamlessly with the existing setup.

6. **Decent Durability** Semi-metallic pads are generally more durable than organic pads, meaning they may last longer under normal riding conditions. This can reduce the frequency of brake pad replacements, saving time and money in the long run.

7. **Widely Available** As an OEM-compatible part, this kit is likely to be stocked by many motorcycle parts retailers, both online and in physical stores. This makes it easier to purchase and replace if needed.

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1. **Noise Sensitivity** Semi-metallic pads can sometimes generate more noise (squeaking or grinding) compared to ceramic pads, especially when new. This is due to the metallic fibers in the composition, which can create friction against the rotor. However, this usually diminishes after a short break-in period.

2. **Dust Production** Semi-metallic pads produce more brake dust than ceramic pads. While this dust is generally less abrasive than organic pad dust, it can still accumulate on wheels, fairings, and the bike s body over time, requiring occasional cleaning.

3. **Lower Fade Resistance Compared to Racing Pads** While semi-metallic pads perform well under normal conditions, they are not as resistant to brake fade as high-performance metallic or carbon-ceramic pads. For aggressive riders or those who frequently ride at high speeds or downhill, these pads may not provide the same level of consistent braking performance under extreme heat.

4. **Wear on Rotors** Semi-metallic pads can wear down rotors faster than ceramic pads, especially if the rotors are not in optimal condition. This may require more frequent rotor replacements over time, adding to maintenance costs.

5. **Break-In Period Required** Like all brake pads, semi-metallic pads require a break-in period to achieve optimal performance. During this time, braking may feel less responsive, and the pads may generate more noise or dust. Riders should avoid aggressive braking during the break-in phase (typically the first 100 200 miles).

6. **Limited Lifespan Under Heavy Use** While semi-metallic pads are durable, they are not as long-lasting as ceramic pads, especially under heavy or aggressive riding conditions. Frequent high-speed braking or riding in hilly terrain may reduce their lifespan compared to lighter use.

7. **Potential for Glazing** Over time, semi-metallic pads can develop a glazed surface due to excessive heat, which reduces their friction and braking effectiveness. This requires periodic inspection and replacement if the pads show signs of glazing or uneven wear.

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The **MK1006639 Brake Rotor Pad Kit (Yamaha 3D8-25806 Rear Left, Semi-Metallic)** is a solid choice for riders looking for a reliable, OEM-compatible replacement for their rear left brake pads. It strikes a balance between performance, durability, and cost, making it suitable for everyday riding, commuting, and light touring. The semi-metallic composition ensures good heat resistance and longevity, while the direct replacement nature of the kit simplifies installation.

However, this kit is not ideal for riders who prioritize ultra-low noise, minimal dust, or extreme braking performance under heavy loads. If you frequently ride at high speeds, downhill, or engage in aggressive braking, you might consider upgrading to higher-performance pads (e.g., full-metallic or racing-grade) or ceramic pads for reduced dust and noise.

For most average riders, this kit offers a practical and cost-effective solution to maintain their bike s braking system without compromising safety or performance significantly.

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- You need a direct OEM replacement for your Yamaha 3D8-25806 rear left brake pads.

- You want a balance of durability, performance, and affordability.

- Your riding style is moderate (e.g., daily commuting, light touring, or casual riding).

- You are comfortable with the minor trade-offs of semi-metallic pads (e.g., slightly more noise or dust).

- You prioritize ultra-low noise and dust (opt for ceramic pads).

- You frequently ride at high speeds or downhill (consider full-metallic or racing-grade pads).

- Your budget allows for higher-end pads that offer longer lifespan and better fade resistance.

- You want to extend rotor life (pair with ceramic pads to reduce rotor wear).

For the average rider, this kit is a **recommended purchase** due to its reliability, compatibility, and reasonable performance. Always inspect the pads and rotors regularly to ensure optimal braking safety.

Details:

This NICHE product includes a Limited Warranty. Included Items in This Bundle: QTY 1 NICHE 519-CRT2280R Rear Brake Rotor Substitute For OEM Part Numbers s: 5KS-2582W-00- 5EL-2582W-00-00 QTY 519-KPA2399D Semi-Metallic Pad Set Substitute 5JW-W0046-00- 3P6-W0046-50- 3D8-W0046-00- 3D8-25806-00- 2S3-W0046-00- 1D7-W0046-00-00Fits The Following model's: Yamaha Road Star XV1700 Warrior With Flames: 2005 2006Yamaha Warrior: 2002 2009Yamaha Midnight 2005 2009Yamaha FJR1300 ABS: 2004 - 2005 Yamaha FJR1300: 2003 - 2005 Rotor Kit Yamaha 3D8-25806 Left Semi Metallic:: Set Number: MK1006639, Includes: 1 Rotor, Pad, Fits Vehicles: 2005 -2006, 2002 -2009, 2005 -2009, 2004 - 2005.

part #: mk1006639 prices

• $53.95-$133.95

specifications motorcyclepadus:

• for makes: Yamaha
• brand: Niche
• mpn: Mk1006639
• placement on vehicle: Rear, Left
• type: Brake Pad Set
• features: High Heat Resistance, Low Dust, Quiet Operation
• oe/oem part number: 59210-08f30, 59210-08f20, 59210-08f11, 06456-mcw-h03
• machine type: Dual Sport Motorcycle
• country of origin: China
• performance part: No
• items included: 1 Rotor, 1 Brake Pad
• item width: 11.5
• manufacturer warranty: 2 Years
• california prop 65 warning: Warning, Which Is Known To The State Of California To Cause Cancer And Birth Defects Or Other Reproductive Harm. For More Information, Visit Www.p65warnings.ca.gov
• ipn: 59210-08f20
• color: Gray
• compatible type: Motorcycle, Street Motorcycle
• compatible year range: 2002-2009
• compatible model: Fjr 1300, Xv 1700
• upc: 803467125367

seller motorcyclepadus:

• city: New Baltimore, Michigan
• # reviews: 205739
• rating: 99.6%

shipping motorcyclepadus:

• service: Standard, UPS 2nd Day Air, UPS Next Day Air Saver
• class: Standard, Expedited, One-day
• transit: 3-5 Days
• carrier: UPS
• type: Fixed
• cost: $0.00

offer motorcyclepadus:

• started: April 12, 2026
• availability: In Stock
• sold: 0
• options: Ship-to-home

returns motorcyclepadus:

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

payments motorcyclepadus:

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

general motorcyclepadus:

• condition: New
• Motorcycle Scooter Parts Accessories > Brakes Brake Parts > Brake Pads

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