Procaliber 8 delivers all the trims of a race-ready XC mountain bike – Rock Shox fork, SRAM 1x 12 drivetrain – on a lightweight, durable Alpha Platinum Aluminium frame with an Iso Speed decoupler that smooths out rough trail. This is a high-quality hardtail with the key performance upgrades chosen to help you towards your fastest, longest rides ever. A durable & light Alpha Platinum Aluminium frame with Iso Speed, SRAM NX Eagle 1x 12 drivetrain with a wider-range GX Eagle cassette, Shimano MT500 hydraulic disc brakes & an advanced Rock Shox Recon Gold RL air fork with Motion Control damper & a remote lockout. Plus, Boost 148/110 Bontrager Kovee Comp wheels with a 54-tooth Rapid Drive hub for quick engagement & additional lightweight parts, like a Bontrager Pro OCLV Carbon seatpost & Montrose Comp saddle. This is hands down the best aluminium hardtail we make. Youre getting Treks highest-grade Alpha Platinum Aluminium frame, the unique advantage of trail-smoothing Iso Speed, a full-on race-worthy spec & quality suspension that youd normally find on a much more expensive bike. This Bike Is Perfect For The rider that likes the responsiveness of an aluminium frame, & would rather spend money on better components than a full carbon frame. You want a ride thats lightweight & responsive, with an Iso Speed decoupler & carbon seatpost, so you can pedal over rough spots with comfort & ease. Key Features The Iso Speed decoupler makes it ride smoother than any other hardtail, so your body doesnt get beaten up by trail chatter Youre putting your money into the parts that make a big difference in performance: an advanced frame, a wider range drivetrain with a lighter cassette & quality Rock Shox suspension The solid XC parts group will hold its own on the race course, but its also going to hold up through everyday training rides