2012 Campagnolo Chorus Revolution 11 speed Ultra Shift Group
Campagnolo Chorus collection follows the path of its big brother, Record. The Chorus ErgoPower levers have incorporate Ultra Shift technology to improve and maximize comfort, braking performance and handlebar interface. The Chorus Ultra-Shift drivetrain improves and maximizes shifting precision and efficiency. The outer plate of the rear derailleur increases torsional stiffness by 150 % for better shifting accuracy with less free-play. The new rear derailleur also has a new aluminum fixing bolt to reduce the weight and increase its durability. The front derailleur features a shaped inner cage to maximize the stiffness of the front derailleur and gives you more clearance for chain crossing. The cassette features Ultra-Shift teeth and Ultra-Shift aluminum frame for the last two sprocket triplets to improve the precision while reducing the overall weight and increasing the torsional stiffness by 180%. The Chorus XPSS chainrings improve shifting precision and chain crossing optimization thanks to the new teeth design. The crankset also features a new chainring mount system for easier maintenance. Campagnolo narrows the chain to a 5.5mm and increases its strength by 20 percent. Campagnolo Chorus brake calipers features new brake shoes allowing you to easily remove the pads.
2012 Campagnolo Chorus group includes Chorus UT Carbon Crankset, Ultra-Shift ErgoPower Levers, Ultra-Torque Bottom Bracket, Cassette, Lockring, Front Derailleur, Rear Derailleur, Skeleton Brake Calipers, Ultra Shift C-11 Chain, and Cables.