YAMAHA 87M-25831-00-00 Exciter Brake Rotor 87M-25831-01-00 SY24

( Manufacturer Part Number: 87M-25831-00-00 ), ( Type: Brake Rotor )

Review YAMAHA Exciter Liquid Oem Brake Disk Rotor fits 570 1991

Yamaha Exciter 570 Brake Rotor (1991 Model - Part Numbers: 87m-25831-00-00, 87m-25831-01-00, SY24)

The Yamaha Exciter 570 brake rotor is an essential component of the braking system for specific Yamaha motorcycle models produced in 1991. This rotor, designed with high-performance standards in mind, is engineered to ensure reliable and efficient braking performance.

Part Numbers: 87m-25831-00-00, 87m-25831-01-00, and SY24 are interchangeable references to this particular brake rotor. These numbers serve as crucial identifiers when ordering or replacing this part.

Material: This rotor is crafted from premium quality cast iron, which offers excellent heat dissipation properties. This material ensures the rotor remains stable and maintains its shape even during heavy braking or extended riding sessions.

Dimensions: The brake rotor measures approximately 260mm in diameter and 4.5mm in thickness. This size is ideal for achieving optimal braking force and ensuring consistent performance.

Design: The rotor features a standard 5-bolt mounting pattern, which simplifies the installation process. It also boasts slotted design, which aids in the removal of debris and gases, contributing to the overall effectiveness and longevity of the braking system.

Functionality: This Yamaha Exciter 570 brake rotor is specifically designed to deliver superior braking power and responsiveness for the motorcycle models it is compatible with. With its precise machining and stringent quality control procedures, you can rest assured that this part will meet or exceed your expectations.

Maintaining and replacing your brake rotor periodically is essential for maintaining the safety and performance of your motorcycle. By installing an authentic Yamaha OEM part like this Exciter 570 brake rotor, you can ensure a perfect fit and optimal braking performance.

A Detailed Analysis of Buying Yamaha 87m-25831-00-00 and 87m-25831-01-00 Sy24 Brake Rotors

The Yamaha Exciter 570 is a popular ATV model, and replacing its brake rotors is a common maintenance task. This analysis focuses on the Yamaha 87m-25831-00-00 and 87m-25831-01-00 Sy24 brake rotors.

Both rotors are designed for Yamaha Exciter 570 ATVs, with the primary difference being the Sy24 variant having a drilled design for increased cooling and weight reduction.

- OEM (Original Equipment Manufacturer) part, ensuring a perfect fit and performance.

- Durable and reliable, designed to handle the demands of off-road riding.

- Regular solid rotor design offers good thermal conductivity and even heat distribution.

- Heavier than drilled rotors, adding unsprung weight to the vehicle.

- Less heat dissipation compared to drilled rotors.

- Drilled design for improved cooling and weight reduction.

- Enhanced aesthetic appeal.

- Potential for increased brake noise due to the drilled holes.

- Slightly reduced structural integrity due to the drilled design.

Both rotors serve the same function, but the choice between them comes down to personal preference and specific requirements. If you prioritize weight reduction and cooling, the Sy24 drilled rotor could be a better option. However, if you prefer a quieter ride and are not concerned with weight or cooling, the solid OEM rotor is a reliable and durable choice.

Consider the riding conditions, vehicle modifications (such as upgraded brakes), and personal preferences to make an informed decision. If you frequently ride in extreme conditions or have upgraded your brakes, the drilled Sy24 rotor may be the better choice. Otherwise, the OEM solid rotor is a proven and dependable option for your Yamaha Exciter 570.

Details:

1991 Yamaha Exciter Ii 570 Liquid Oem Brake Disk Rotor 87M-25831-01-00 SY24.: This brake disk rotor is in very good condition and shows normal signs of wear. Removed From: 1991 Yamaha Exciter II 570 Liquid with miles. Change your mind, don't need the part, or just wan't what you are looking for.

part #: 87m258310000 prices

• $22.49-$24.99

specifications brakessnowmobile:

• for models: 570
• for makes: Yamaha
• for years: 1991
• mpn: 87m-25831-00-00
• type: Brake Rotor

seller brakessnowmobile:

• # reviews: 36686
• rating: 99.6%
• city: Eau Claire, Wisconsin

shipping brakessnowmobile:

• type: Fixed
• transit: 4-9 Days
• carrier: USPS
• service: USPS Priority Mail
• cost: $0.00
• class: Expedited

payments brakessnowmobile:

• other
• credit card: Mastercard
• wallet: Paypal

general brakessnowmobile:

• condition: Used
• Parts Accessories > Snowmobile Parts > Brakes

offer brakessnowmobile:

• availability: In Stock
• started: February 16, 2026
• best offers: True
• sold: 0
• quantity: 1
• options: Ship-to-home

returns brakessnowmobile:

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

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