Riding a motorcycle is about more than just getting from A to B?it’s an experience. Someone who truly understands this sentiment is David Sánchez at Bottpower in Valencia, Spain. They’re known for creating some of the wildest custom motorcycles on the planet.
When David isn’t spinning spanners in his workshop, he’s spinning spanners for other people. Last year marked his 16th season as a data and race engineer on the European Superbike and Supersport circuit. On top of this, Bottpower’s XR1R won its class at the Pikes Peak International Hill Climb and finished 4th overall in 2017; David knows a thing or two about making well-engineered bikes.

This is the latest build in Bottpower’s XR1 series. For those who aren?t in the know, Bottpower XR1s are based on Buell?s XB12 series of bikes. David and his team take a stock XB12, and, using parts that they also sell in kit form, transform it to great effect. Buell fans will notice that the bike’s distinctive twin spar aluminum frame has been replaced. Hiding under the carbon fiber tank cover is a brand new backbone-style frame, which now uses the 1,203 cc Buell Thunderstorm engine as a stressed member.

Since the Buell frame usually does double duty as the fuel tank, Bottpower has a three-stage fuel cell system for their XR1 builds. One cell sits under the tank cover, while the other two cells are located on either side of the bike, behind the rear cylinder and under the seat. It?s a w...