{"product_id":"bridgestone-battlax-hypersport-s21-rear-motorcycle-tire-190-50r17-73w-part-number-22151","title":"Bridgestone Battlax Hypersport S21 Rear Motorcycle Tire 190\/50R17 (73W) Part Number 22151","description":"Tire - Battlax Hypersport S21 - Rear - 190\/50R17 - (73W)\n\u003cp\u003eThe Bridgestone Battlax Hypersport S21 rear motorcycle tire is designed for riders who want strong dry-road grip, dependable cornering performance, and consistent handling during spirited street riding. This 190\/50R17 tire carries a (73W) speed rating and is engineered to support speeds up to 168+ mph when properly fitted and operated according to the motorcycle manufacturer’s recommendations. Bridgestone combines advanced compound technology with a performance-focused tread design to help deliver confident control across a range of riding conditions.\u003cbr\u003eThe S21 uses Bridgestone’s Enhanced Micro-contact-patch Compound (EMC) technology in the rear shoulder compound. This construction increases the tire’s grip potential while improving thermal stability, helping performance remain consistent as operating temperatures rise. The result is responsive traction during acceleration and cornering, with improved dry grip and wear life without sacrificing wet-weather performance. The tire is built to provide a balanced combination of high-performance handling and practical road durability.\u003cbr\u003eThree-dimensional cross grooves are designed to optimize tread rigidity and improve contact with the road, supporting smooth steering response and stable cornering behavior. As a rear fitment, the Bridgestone Battlax Hypersport S21 complements performance-oriented motorcycles that require precise traction and dependable road feel. Manufacturer: Bridgestone. Vendor part number: 22151. Tire model: Battlax Hypersport S21. Tire size: 190\/50R17. Tire brand: Bridgestone.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eEnhanced Micro-contact-patch Compound (EMC): Increases grip potential and improves thermal stability for more consistent performance as tire temperatures rise.\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eRear shoulder compound: Uses EMC technology to support strong traction during acceleration and cornering.\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003e3D cross grooves: Help optimize tread rigidity and improve the tire’s contact with the road.\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eDry grip and wear life: Significantly improved without sacrificing wet-weather performance.\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eSpeed rating: W-rated for speeds up to 168+ mph when used according to proper tire and motorcycle requirements.\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eFitment: Rear motorcycle tire in size 190\/50R17 with a (73W) rating.\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eProduct identification: Bridgestone Battlax Hypersport S21, manufacturer and vendor part number 22151.\u003c\/li\u003e\u003c\/ul\u003e","brand":"BRIDGESTONE","offers":[{"title":"Default Title","offer_id":49388106645739,"sku":"03021936","price":177.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/3882\/9547\/files\/6125222.png?v=1789020313","url":"https:\/\/ctracingservices.com\/products\/bridgestone-battlax-hypersport-s21-rear-motorcycle-tire-190-50r17-73w-part-number-22151","provider":"Cascade Tire \u0026 Racing Services","version":"1.0","type":"link"}