Trek revamps Madone with discs, top-tube IsoSpeed New adjustable-IsoSpeed aero bikes with wild paint options Share on Facebook Share on Twitter Share on Pinterest Share on Whatsapp Share on Reddit Email to a friend By Ben Delaney Published: July 6, 2018 at 4:00 pm The new Madone SLR has an adjustable IsoSpeed under the top tube with an elastomer damper in the seat tube Trek Bicycles This is Trek’s first aero bike with disc brakes, the Madone SLR 9 Disc Trek Bicycles
