What is a Time Trial / Triathlon Bike?

What is a Time Trial / Triathlon Bike?

Time trial (TT) bikes are designed with a single focus: pure speed. This  at the expense of everything else including comfort, handling, and ... err ... expense!

In bike design, improving aerodynamics (of the bike/rider combination) has  and the rider's position on the bike), has by far the biggest impact on speed. For this reason, TT bikes share the following features: