Item Description Authentic Yamaha factory OEM rear brake disc rotor / plate, part number 1L9-25831-00, made for classic mid-1970s to early-1980s Yamaha motorcycles. Built from durable high-carbon steel alloy, this solid brake disc is designed to handle heat, friction, and regular braking use while keeping the original period-correct factory look. Fitment & Model Compatibility This disc can be used as a rear brake rotor and may interchange with the front disc on selected Yamaha models. Yamaha RD400: 1976-1979 Yamaha XS400 / XS400S Special: 1977-1981 Yamaha XS750 / XS750S: 1977-1979 Yamaha XS850 / XS850S: 1980-1981 Yamaha XS1100 / XS1100S: 1978-1981 Yamaha SR500: 1978-1979, disc brake models Technical Specifications for Listing Application: Rear brake disc plate OEM Number: 1L9-25831-00 Outer Diameter: 266 mm Factory Thickness: 5.0 mm Minimum Wear Limit: 4.5 mm Mounting Type: Multi-bolt carrier mounting
Please verify compatibility with your specific motorcycle model before purchasing.
Cleaning Status
partially_cleaned
Cleaning Notes
Used degreaser
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Estimated delivery: 2-5 business days
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Yes, all parts with OEM numbers are genuine manufacturer parts. Check the specifications tab for the OEM number.
We offer a 30-day return policy. Items must be in original condition. See the Shipping tab for complete details.
Yes, we ship to most countries worldwide. Shipping costs and delivery times vary by location.
Parts are sold separately. We recommend professional installation for safety and warranty purposes.
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