X-Caliber 8 is a cross-country mountain bike made for fast laps and long days on the trail. It's built with special attention to value and the parts that make the biggest difference in performance. A 1x Shimano drivetrain, RockShox fork, and hydraulic disc brakes make it a great choice for new mountain bikers and XC racers searching for fast, fun, singletrack adventure.
It has the price of a more basic hardtail, but the parts and performance of a more expensive one
The frame is fully compatible with higher-end parts, like race wheels and a dropper post, if you ever find the need to upgrade
Smart Wheel Sizing means you'll get the fastest wheel that fits (29˝ wheels on larger frames, 27.5˝ wheels on smaller frames)
The 1x drivetrain delivers a wide range of gearing with the simplicity of a single shifter
You're looking for a fast mountain bike for singletrack—one that's fully capable of taking on races, marathons, and competitive group rides. You want something that is reliable and fun with dependable, lightweight parts.
A lightweight aluminum frame, a RockShox Judy SL 100mm suspension fork with a TurnKey lockout and an air spring that's lighter and more adjustable than a coil spring, tubeless-ready wheels with Boost141 hub spacing, and a Shimano Deore 1x12 drivetrain with a wide-range cassette.
With X-Caliber 8, you're getting a performance frame paired with performance parts, like a RockShox air fork and 1x Shimano Deore drivetrain. Plus, it's equipped with durable, lightweight alloy rims that save weight and are easy to upgrade to tubeless.
The Alpha Gold Aluminum frame is packed with features that make your ride better. A tapered head tube gives you more precise, confident handling on the front end, while Boost 141 rear hub spacing gives you shorter chainstays for more nimble handling outback.
X-Caliber is a classic XC hardtail with quick-handling geometry, weight-conscious parts, and just enough suspension to take the edge off bumps. These models are built for efficiency, making them great for racers or anyone else who wants to cover more ground in less time.
|FRAME||Alpha Gold Aluminum, tapered head tube, internal derailleur & dropper post routing, rack & kickstand mount, Boost141, 5mm QR
|BOTTOM BRACKET||Shimano SM-BB52, 73mm, threaded external bearing
|CHAIN||Shimano Deore M6100, 12 speed
|SHIFT LEVERS||Shimano Deore M6100, 12 speed
|CASSETTE|| Shimano Deore M6100, 10-51, 12 speed
|REAR DERAILLEUR||Shimano XT M8100, long cage
|SADDLE||Bontrager Arvada, steel rails, 138mm width
|FRONT BRAKE||Shimano MT200 hydraulic disc
|REAR BRAKE||Shimano MT200 hydraulic disc
|PEDAL||VP-536 nylon platform
|Frame size number||15.5||17.5||18.5||19.5||21.5|
|Frame size letter||S||M||ML||L||XL|
|A — Seat tube||36.8||41.9||44.4||47||52.1|
|B — Seat tube angle||73.5°||71.9°||71.9°||71.9°||71.9°|
|Effective seat tube angle||73.5°||73.0°||73.0°||73.0°||73.0°|
|C — Head tube length||9||9||9||10||12|
|D — Head angle||69.3°||69.5°||69.5°||69.5°||69.5°|
|E — Effective top tube||55.5||60.1||61.7||63.7||65.8|
|F — Bottom bracket height||30.2||31.1||31||31||31|
|G — Bottom bracket drop||4.8||5.8||5.8||5.8||5.8|
|H — Chainstay length||42.5||43.8||43.8||43.8||43.8|
|I — Offset||4.2||4.2||4.2||4.2||4.2|
|J — Trail||8.8||9.4||9.4||9.4||9.4|
|K — Wheelbase||105.3||110.9||112.5||114.5||116.7|
|L — Standover||72.4||74.8||75.7||75.7||76.8|
|M — Frame reach||38.5||41.8||43.4||45.1||46.6|
|N — Frame stack||57.4||59.8||59.8||60.8||62.7|