{"product_id":"avon-spirit-st-110-80zr18-front-motorcycle-tire-model-640603","title":"Avon Spirit ST 110\/80ZR18 Front Motorcycle Tire, Model 640603","description":"Tire - Spirit ST - Front - 110\/80ZR18 - (58W)\n\u003cp\u003eThe Avon Spirit ST front motorcycle tire is designed for sport touring riders who want responsive handling, dependable grip, and long-lasting road performance. This 110\/80ZR18 tire carries a (58W) speed rating and is engineered for front-wheel fitment on compatible motorcycles. Manufactured by Avon Tyres, the Spirit ST combines advanced tread technology with a performance-focused construction for confident riding in everyday touring and spirited road use.\u003c\/p\u003e\u003cp\u003eFeaturing interlocking three-dimensional points hidden within the sipes, the tire’s 3D Sipes help improve stability and grip while limiting tread flex. This design also supports rapid warm-up, helping the tire reach effective operating performance sooner. Avon’s dual tread compound technology balances cornering grip, handling, and mileage, making the Spirit ST a practical choice for riders who expect sport-oriented performance without sacrificing touring durability.\u003c\/p\u003e\u003cp\u003eA highly loaded silica compound and state-of-the-art polymer technology help provide reliable wet and dry traction across changing road conditions. The tread design supports precise steering response and stable handling, contributing to a controlled ride during braking, cornering, and highway travel. Verify the motorcycle manufacturer’s recommended tire size, load capacity, speed rating, and front-wheel application before installation. This product is identified by the Avon brand, Spirit ST model, manufacturer part number 640603, and vendor part number 640603.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSize: 110\/80ZR18 front motorcycle tire\u003c\/li\u003e\n\u003cli\u003eModel: Spirit ST\u003c\/li\u003e\n\u003cli\u003eBrand: Avon\u003c\/li\u003e\n\u003cli\u003eManufacturer: Avon Tyres\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: 640603\u003c\/li\u003e\n\u003cli\u003eVendor part number: 640603\u003c\/li\u003e\n\u003cli\u003eSpeed rating: (58W)\u003c\/li\u003e\n\u003cli\u003eApplication: Front fitment for compatible sport touring motorcycles\u003c\/li\u003e\n\u003cli\u003e3D Sipes: Interlocking three-dimensional points improve stability and grip while limiting tread flex\u003c\/li\u003e\n\u003cli\u003eDual tread compound: Supports strong grip, responsive handling, and extended mileage\u003c\/li\u003e\n\u003cli\u003eSilica compound: Helps deliver dependable wet and dry traction\u003c\/li\u003e\n\u003cli\u003ePerformance: Ultra-high-performance sport touring design with quick warm-up characteristics\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"AVON","offers":[{"title":"Default Title","offer_id":67579161968875,"sku":"03010712","price":141.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/3882\/9547\/files\/45824.png?v=1790836160","url":"https:\/\/ctracingservices.com\/products\/avon-spirit-st-110-80zr18-front-motorcycle-tire-model-640603","provider":"Cascade Tire \u0026 Racing Services","version":"1.0","type":"link"}