Showing reviews 1–14 of 14


Shimano Tiagra groupset

“Old” Tiagra 4600 was due an overhaul by 2015: it was the oldest groupset in Shimano’s stable and was beginning to show its age both in appearance and performance relative…

Score 9


Shimano 105 groupset

When 11-speed groupsets first made an appearance, the reaction to them was reminiscent of the arrival of 10-speed: plenty of frowning and sucking through teeth followed by barbed comments on…

Score 10


Shimano RS81 C35

Typically pitched as Ultegra-level, the RS81 is a ‘non-series’ wheel, meaning it’s of a similar quality but doesn’t carry the name. The RS81 uses a carbon laminate rim, so, in…

Score 8

Shimano 11 Speed Dura Ace Groupset

The new 11-speed Dura-Ace

The Japanese component giant proves it?s not all over for mechanical shifting at the deep end of bike componentry, with 9000 offering a smorgasbord of improvements over its predecessor

Score 10

Shimano Ultegra D12 rear mech

Ultegra Di2

Shimano Ultegra Di2 could be the groupset that brings electronic shifting to the masses. CW tested it on several bikes and with riders of differing ability and experience.

Score 10


Shimano Dura-Ace Di2

We rode one of the first working prototypes of the electronic Shimano Dura-Ace Di2 over a year ago, and it’s taken until now for it to be available on production…

Score 10