The Trail X A1’s chassis emphasizes all-day performance, with quick and sure handling without being overly darty. But make no mistake, if you truly want to push it, they are more than able to keep up with their 27.5″ wheels, precise shifting drivetrains, and incredibly powerful disc brakes.Featuring lightweight yet tough 6061 series aluminum tubing, featuring over-sized & tapered tubing for increased frame stiffness.Frame: 6061 aluminum main tubes, over-sized seat tube, zero-stack head tube, over-sized stays, replaceable derailleur hangerFork: SR Suntour XCT 30 HLO 27.5″, coil spring, hydraulic speed lock out adjust, external preload adjustor, 30mm stanchions, aluminum lowers, 100mm travelHeadset: Zero-stack internal cup, 8mm cone spacerWheels: Alex TD26 27.5″ double wall rims, 32H, alloy disc hubs, 14G black electroplated spokesTires: CST Patrol, 27.5 x 2.25″Derailleurs: microSHIFT Advent M6195M 9-speedShift levers: microSHIFT Advent M8195, 1×9-speedChain: KMC X9, 9-speedCassette: microSHIFT H093, 9-speed, 11-42TCrankset: Forged Alloy, 32TBB Set: Sealed cartridgePedals: MTB platform, hi-impact resinBrakeset: Shimano MT200 hydraulic disc, Shimano RT26 160mm rotorsHandlebar: Jamis XC alloy riser, 31.8 x 20mm rise x 740mmStem: Jamis XC alloy threadless, 31.8 x 3 ̊ rise x 60mmGrips: KratonSeat Post: Jamis alloy micro-adjust, 31.6 x 350mm (15″) 400mm (17″-21″)Saddle: Jamis ATB SportSizes: 13″, 15″, 17″, 19″, 21″Weight: 31.5 lbsPlease Note: Due to ongoing issues in the supply chain, this bike is subject to specification changes without notice. Any changes made will be using equivalent or higher quality parts.**Some minor assembly is required. See our video (below) or consult our assembly guide for assistance.Unfortunately, we are not able to process faulty or warranty bike returns through our warehouse. If your bike develops a fault, please take it to your nearest GO Outdoors store where we have a full workshop and trained mechanics who will be able to assist you.Please note, this excludes Hathersage and Southport stores.