turbo 78 loginThis is our G2.5 series turbocharger. 78102 Compressor. 8275 turbine 10 blade turbine technology. Latest Gen Aero point milled wheel. Options: T4 1.25 Divided or Dual V-BandThe Turbo-78 disc brake rim features a waved profile to reduce aero drag and boost lateral stiffness. The 78mm depth is desned for road racers, time trial riders, and triathletes.