Shimano 180mm, 4-Bolt, 1-Piece, Rotor

Rotor Type 1-Piece
Mount Type 4-Bolt
Rotor Size 180
Thickness None
Brand Shimano
Model Number ERTEM300M
UPC 192790443157
Color
ebike-Friendly?
Weight Unknown
Intended Use

Click to see all known products that are interchangeable with this product. For disc brake rotors we use rotor's mount type, rotor size to narrow the selection to interchangeable parts. Other factors like weight, brand, and price are not relevant to compatibility. This is designed to help you quickly find replacement parts that will fit.


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The Shimano RT-EM300 Disc Rotor is a reliable and high-performing braking solution for your bicycle. Designed to provide exceptional stopping power in all riding conditions, this disc rotor is a great choice for those who work on their own bikes.

With its CENTER LOCK mounting system, installation and removal of the rotor becomes quick and easy. The spine mount and lock ring design ensure a secure and precise fit, making sure that your rotor stays in place during your rides.

Featuring a rotor size of 180mm, this disc rotor offers excellent heat dissipation and optimal braking performance. Equipped with both internal and external serrations, it comes with a lock ring that further enhances its compatibility with your bike.

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