Shimano XTR M9100: everything you need to know Wide-range 1x12 group outgears SRAM Eagle, new freehub standard, enduro brakes and more Share on Facebook Share on Twitter Share on Pinterest Share on Whatsapp Share on Reddit Email to a friend By Josh Patterson Published: May 25, 2018 at 4:00 pm The M9100 XTR group is a drastic departure from past iterations Shimano While it looks like a dropper lever, this is actually the very minimalist shifter for the front derailleur Josh Patterson / Immediate Media The small brace at the end of lever body contacts the handlebar to prevent flex Josh Patterson / Immediate Media Shimano’s wide-range 10-51t cassette in all its glory Josh Patterson / Immediate Media The inner plates are much larger than those found on traditional HG chains Josh Patterson / Immediate Media Shimano’s new chain guide Josh Patterson / Immediate Media The new dropper lever only comes in a I-Spec EV version Josh Patterson / Immediate Media This dropper lever sits further under the bar than many other levers Shimano The XTR Enduro pedal Shimano Micro Spline gave Shimano the freedom to use alloy rather than steel for the freehub body Josh Patterson / Immediate Media The new SCYLENCE hub offers relatively fast engagement that’s completely silent Josh Patterson / Immediate Media The rear XTR shifter can be swapped between 11- and 12-speed operation with an Allen key Josh Patterson / Immediate Media