SRAM X0 Eagle Transmission Bike

The BC40 was over two years in the making. Inspired by the now-legendary Back 40 trail system, it’s a thoughtfully engineered, modern cross-country machine. That means race-day lightness and sharp handling combined with all-day comfort and control. We tested and refined this bike right in our own backyard. The rocky ledges, dynamic corners, rolling climbs, and ubiquitous jumps and flow features informed the design. The BC40 sports 120mm of front and rear travel combined with a second-to-none pedaling platform for efficient pedalling performance. Progressive geometry ensures good weight balance for both climbing and descending along with stability at speed and through sketchy portions of trail. The SRAM X0 Eagle Transmission Bike is where hi-tech meets rugged dependability. The X0 group features an all-new alloy crankset - SRAM’s lightest ever.  Like all Transmission groups, this crankset works in harmony with the flattop chain, wide-ratio 12-speed cassette, and rear derailleur to deliv