The Madone SL 6 Gen 8 is a lightweight aero road bike that stands out from its SLR siblings with its more affordable 500 Series OCLV Carbon, without compromising on elite racing technologies. The electronic Shimano 105 Di2 groupset ensures lightning-fast, wireless gear shifts, while the sturdy aluminum handlebar helps to keep the cost manageable. For an exceptionally lightweight performance, the bike rolls on sleek carbon wheels.