{"product_id":"cst-adventure-cm-a4ii-90-90-21-54h-tl","title":"CST Adventure CM-A4II 90\/90-21 54H TL","description":"\u003cp\u003e\u003c\/p\u003e\u003cdiv\u003e\n\u003cbr\u003e\u003cp\u003eEngineered for the modern adventure rider, the CST Adventure CM-A4II 90\/90-21 54H TL front tire is built to thrive where asphalt ends and dirt begins. With a 21-inch front wheel footprint and a 90\/90-21 sizing, this tire is ready to pair with a wide range of adventure motorcycles, delivering confidence on pavement and capability on mixed-terrain backcountry routes.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eKey features at a glance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cbr\u003e\u003cul\u003e \u003cli\u003e\n\u003cbr\u003e\u003cstrong\u003eSize and construction\u003c\/strong\u003e: 90\/90-21 front tire with tubeless (TL) design for easier mounting, repair options, and reduced maintenance downtime.\u003c\/li\u003e \u003cli\u003e\n\u003cbr\u003e\u003cstrong\u003eStrength and speed\u003c\/strong\u003e: 54H load and speed rating to support spirited riding and stable handling at highway speeds, while carrying typical ADV loads.\u003c\/li\u003e \u003cli\u003e\n\u003cbr\u003e\u003cstrong\u003eTread intent for mixed terrain\u003c\/strong\u003e: Optimized tread pattern crafted to balance grip on dry pavement with reliable traction on gravel, dirt roads, and light off-road conditions.\u003c\/li\u003e \u003cli\u003e\n\u003cbr\u003e\u003cstrong\u003eWet-weather confidence\u003c\/strong\u003e: Groove layout designed to evacuate water efficiently, helping maintain control in rain and damp surfaces.\u003c\/li\u003e \u003cli\u003e\n\u003cbr\u003e\u003cstrong\u003eRider-centric stability\u003c\/strong\u003e: Front-end feel that delivers predictable steering and feedback, so riders can commit to corners and rough surfaces with trust.\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this tire is a smart fit for adventure riders\u003c\/h3\u003e\n\u003cbr\u003e\u003cp\u003eThe CM-A4II is purpose-built for riders who split time between highway comfort and off-road curiosity. Its tubeless construction simplifies maintenance on the road, while the 21-inch front diameter supports a tall steering feel and nimble navigation through tight trails. The 90\/90-21 sizing is a common choice for many adventure bikes, making the CM-A4II a practical replacement that preserves geometry and balance you expect from a capable ADV front tire.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cbr\u003e\u003cul\u003e \u003cli\u003eLong-distance touring with occasional dirt or gravel sections on mountain passes or backroads.\u003c\/li\u003e \u003cli\u003eWeekend dual-sport rides that mix paved highways with forest tracks and rocky fire roads.\u003c\/li\u003e \u003cli\u003eRiders prioritizing a front tire that offers steady feedback under braking and cornering on mixed surfaces.\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat makes it stand out against alternatives\u003c\/h3\u003e\n\u003cbr\u003e\u003cp\u003eUnlike tires designed exclusively for asphalt or off-road-only profiles, the CM-A4II prioritizes balanced performance across both worlds. This means more consistent grip when transitioning from tarmac to dirt, steadier steering at varying speeds, and a front-end feel you can trust in changing conditions. The tubeless format also reduces repair complexity after a puncture and supports easier tubeless-compatible mounting on compatible rims.\u003c\/p\u003e \u003ch3\u003ePractical tips for best results\u003c\/h3\u003e\n\u003cbr\u003e\u003cul\u003e \u003cli\u003eCheck and maintain tire pressure to the manufacturer’s recommended front tire specification for your bike and load—this maximizes grip and tire life on mixed terrain.\u003c\/li\u003e \u003cli\u003eInspect tread regularly for embedded debris after off-road sections to preserve traction and reduce stone retention.\u003c\/li\u003e \u003cli\u003ePair with a compatible rear tire designed for similar mixed-terrain behavior to ensure harmonious handling and wear patterns.\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e \u003cp\u003eWith the CST Adventure CM-A4II 90\/90-21 54H TL front tire, you’re equipped to glide through highways with confidence and carve through gravel with control—all in a single, purpose-built package designed for modern adventure riding.\u003c\/p\u003e\n\u003cbr\u003e\n\u003c\/div\u003e","brand":"A1 Accessory Imports","offers":[{"title":"Default Title","offer_id":44973717487685,"sku":"T99-21-9090","price":149.95,"currency_code":"AUD","in_stock":false}],"url":"https:\/\/shop.ampedsuperstore.com.au\/products\/cst-adventure-cm-a4ii-90-90-21-54h-tl","provider":"Amped Superstore","version":"1.0","type":"link"}