Originally Posted by xroadcharlie

This is true for many bikes. But as they get more sophisticated. Like hydraulic brakes and electric derailleurs it takes more skill. I been riding a bike for 50+ years and the only time its been in the shop is when I bent the frame and forks when I was hit by a parked car at night. This is one reason I try to KISS. Clincher tires on 26" rims, Rim brakes, a mechanical single chainring transmission, and no suspension.

That said, A little research can go a long way toward keeping a more elaborate bike in top shape and limit trips to the bike shop and replacing parts.