Shimano XTR goes 10-speed Dyna-Sys for 2011

Top-end mountain bike groupset split into trail and race categories

After launching tweaked 10-speed versions of their Deore XT and SLX groupsets, Shimano have finally responded to the threat posed by SRAM’s top-end XX group by unveiling an all-new set of XTR kit for 2011.

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While XT and SLX got an extra cog on the cassette, new chainring sizes and a few other refinements, XTR M980 is a totally new groupset, with new aesthetics and plenty of inno