{"product_id":"shimano-steps-rt-em300-160mm-rear-e-bike-rotor-with-internal-external-lockring","title":"Shimano STEPS RT-EM300 160mm Rear E-Bike Rotor with Internal \u0026 External Lockring","description":"\u003cp\u003eThe Shimano STEPS RT-EM300 rotor is designed specifically for E-bike rear wheels, combining durability with precision engineering. Featuring an integrated speed sensor magnet, it ensures consistent braking performance by accurately controlling energy. Its innovative design allows for greater frame clearance, accommodating wider tyres without compromising functionality.\u003c\/p\u003e\n\n\u003cp\u003eCrafted with the proven Shimano Center Lock system, this rotor offers enhanced strength and easy installation. The precision-cut and drilled braking surface not only improves pad clearing in muddy conditions but also promotes efficient cooling under high load, ensuring reliable braking in all environments. Optimized for use with resin pads, it delivers smooth, powerful stopping power thanks to its super polished wide braking surface.\u003c\/p\u003e\n\n\u003ch3\u003eWhat It’s Good For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eConsistent and reliable braking performance with integrated speed sensor magnet\u003c\/li\u003e\n  \u003cli\u003eEnhanced frame clearance to fit wider tyres on E-bikes\u003c\/li\u003e\n  \u003cli\u003eDurable, lightweight, and rigid rotor construction with Shimano Center Lock system\u003c\/li\u003e\n  \u003cli\u003eImproved pad clearing and cooling for optimal performance in muddy or demanding conditions\u003c\/li\u003e\n  \u003cli\u003eExcellent braking efficiency with super polished braking surface designed for resin pads\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat It’s NOT Good For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eUse on front wheels, as it is designed exclusively for rear wheel installation\u003c\/li\u003e\n  \u003cli\u003eCompatibility with metallic brake pads, which are not recommended\u003c\/li\u003e\n  \u003cli\u003eNon-E-bike applications lacking Shimano STEPS speed sensor functionality\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eIs this rotor compatible with all Shimano STEPS E-bikes?\u003c\/strong\u003e\u003cbr\u003eYes, the RT-EM300 rotor is specifically designed for Shimano STEPS systems and integrates the speed sensor magnet needed for accurate performance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use this rotor with metal brake pads?\u003c\/strong\u003e\u003cbr\u003eNo, this rotor is intended for use with resin pads only to maintain optimal braking and prevent damage.\u003c\/p\u003e","brand":"Shimano STEPS","offers":[{"title":"Default Title","offer_id":45477712887983,"sku":"RTEM300S","price":23.54,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0654\/2003\/4223\/files\/1731600763-48251000.jpg?v=1768515923","url":"https:\/\/www.swinnertoncycles.co.uk\/products\/shimano-steps-rt-em300-160mm-rear-e-bike-rotor-with-internal-external-lockring","provider":"Swinnerton Cycles","version":"1.0","type":"link"}