Using the Specialized Stumpjumper 15 Comp mountain bike is a breeze. Just hop on, adjust the dropper post according to your riding needs, and start pedaling. When going downhill, use the 2 - position damper adjustments on the FOX FLOAT Performance shock to adapt to different terrains. For uphill rides, the smooth - shifting SRAM Eagle T - Type AXS drivetrain will make your ascent easier. As for maintenance, regularly check the tire pressure to ensure a good grip on the trails. Keep the drivetrain clean by wiping off dirt and debris after each ride. Also, lubricate the chain to prevent wear. The brakes should be inspected periodically for any signs of wear. Remember, this bike is only compatible with electronic drivetrains, so don't try to use non - electronic ones. And if you're the original owner, you're covered with a lifetime replacement of suspension pivot bearings, but keep your purchase receipt handy in case you need to claim it.