Unlike Dura-Ace's hidden screw-type adjustment ... Just as with its big brother, the Ultegra chain runs whisper-quiet, meshes perfectly with its matching chainrings and cassette, and can now ...

The crankset’s outer chain ring features Shimano ... By comparison, new Ultegra gives away just over 500g to a Dura-Ace R9100 groupset (3,566g) with equivalent components.

PEZ readers may remember my Colnago V3 project bike with Ultegra R8000: “The shifting is light, crisp, and sure. Dura Ace is supposed to be better, but I’m not ...

Because the ultra-low force shifting of Dura-Ace chain and sprocket systems is also a feature of Shimano’s enthusiast-level Ultegra groupset, the lessons learned in the design of the race ...

With redesigned chainring tooth profiling first introduced for DURA-ACE R9100, the ULTEGRA FC-R8000 Crankset is optimized ... chainring tooth profiling increases clearance between chain and leading ...

We’ve seen this play out three times before, and so nobody should be surprised that Shimano’s affordable racing group, 105, has inherited the extra gear and trickle-down technology of Ultegra and Dura ...

Unless you’re a top racer, Shimano Dura-Ace components are on your bike for ... nylon and warm beer, the bike chain was most likely to be seen swinging dangerously from the tattooed fist of ...