Last updated at 11/05/2026 15:09:05
Shimano Unisex - Adult RT-EM300 Disc Centerlock, Silver, 203mm
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SHIMANO - RT-EM300 Rotor silver 203mm Centerlock
Delivery $50
Shimano RT-EM300 With Speed Senor Magnet Centrelock Disc Brake Rotor
Delivery between Wed – Mon $9.90
Shimano XT RT-EM300 Disc Rotor 203mm W/ Lock Ring Internal And External Serration
Delivery between 12–19 May $9.99
Shimano XT RT-EM300 Disc Rotor 203mm W/ Lock Ring Internal And External Serration
14-day returns
Shimano RT-EM300 Disc Rotor 203mm Steps Center Lock
Delivery between 12–22 May $12.95
Shimano RT-EM300 Bike Disc Rotor w/ Lock Ring Internal and External Serration 203 mm
E-bike Brake Disc Rt-em300 203mm Center Lock With Magnet Locking Ring
Delivery $80.15
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
Shimano Unisex - Adult RT-EM300 Disc Centerlock, Silver, 203mm
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
SHIMANO - RT-EM300 Rotor silver 203mm Centerlock
Delivery $50
Shimano RT-EM300 With Speed Senor Magnet Centrelock Disc Brake Rotor
Delivery between Wed – Mon $9.90
Shimano XT RT-EM300 Disc Rotor 203mm W/ Lock Ring Internal And External Serration
Delivery between 12–19 May $9.99
Shimano XT RT-EM300 Disc Rotor 203mm W/ Lock Ring Internal And External Serration
14-day returns
SHIMANO RT-EM300 disc brake rotors for speed sensor systems provide exceptional stopping power in all riding conditions. SHIMANO's CENTER LOCK mounting system makes installing and removing rotors quick and easy thanks to the spine mount and lock ring design.CENTER LOCK The CENTER LOCK system makes an easy rotor installation possible with spline mount and a lock ring. The lock ring mounting system reduces the total working hours by shortening the amount of time of both installation and de-installation. In addition, the secure fixing by the spline mount enhances precision and rigidity while improving braking efficiency.
SHIMANO RT-EM300 disc brake rotors for speed sensor systems provide exceptional stopping power in all riding conditions. SHIMANO's CENTER LOCK mounting system makes installing and removing rotors quick and easy thanks to the spine mount and lock ring design.CENTER LOCK The CENTER LOCK system makes an easy rotor installation possible with spline mount and a lock ring. The lock ring mounting system reduces the total working hours by shortening the amount of time of both installation and de-installation. In addition, the secure fixing by the spline mount enhances precision and rigidity while improving braking efficiency.
Shimano Steps Rt-em300 CL Brake Disc Silver 203 mm
SHIMANO RT-EM300 disc brake rotors for speed sensor systems provide exceptional stopping power in all riding conditions. SHIMANO's CENTER LOCK mounting system makes installing and removing rotors quick and easy thanks to the spine mount and lock ring design.CENTER LOCK The CENTER LOCK system makes an easy rotor installation possible with spline mount and a lock ring. The lock ring mounting system reduces the total working hours by shortening the amount of time of both installation and de-installation. In addition, the secure fixing by the spline mount enhances precision and rigidity while improving braking efficiency.
SHIMANO RT-EM300 disc brake rotors for speed sensor systems provide exceptional stopping power in all riding conditions. SHIMANO's CENTER LOCK mounting system makes installing and removing rotors quick and easy thanks to the spine mount and lock ring design.CENTER LOCK The CENTER LOCK system makes an easy rotor installation possible with spline mount and a lock ring. The lock ring mounting system reduces the total working hours by shortening the amount of time of both installation and de-installation. In addition, the secure fixing by the spline mount enhances precision and rigidity while improving braking efficiency.
in 8 offers
The lowest price for Shimano Steps Rt-em300 CL Brake Disc Silver 203 mm right now is $35.98 at Cicli Mattio AU, compared across 7 retailers.
The all-time low was $19.99 on 10 Jan 2026 — today's price is 80% above the lowest ever. It has been notably cheaper before — worth setting a price alert.
Prices last updated 11 May 2026.
