25
Mar
2021

Shimano Adds 55mm Chainline XTR and Deore Crank Options

3/25/2021 : sicklines

Following the celebration of their 100 years in business, Shimano has two new cranks in the XTR and Deore range that feature a 55mm chainline. This provides riders with more options with wider chainstay bikes in addition to a new XT short cage rear derailleur. Details below from Shimano.

New Shimano 12-Speed MTB Components Deliver More Versatility and More Options for Mountain Bikers

OSAKA, Japan (March 25, 2021) – Adding versatility to its robust lineup of 12-speed mountain bike components, Shimano announces new crankset and derailleur options to suit a wider range of mountain bikes and rider preferences. Two new cranks – including an XTR option – feature 55mm chainlines, providing riders with more clearance for modern bike designs that include wider chainstays. Additionally, Shimano announces the new Deore XT short cage rear derailleur that offers more ground clearance for aggressive riding while maintaining Shimano’s hallmark fast, smooth, and accurate shifting.

PRESS RELEASE

New Shimano 12-Speed Cranksets

To accommodate new mountain bike frame designs and progressive riding styles, Shimano offers two new cranksets (FC-M9125-1 and FC-M512-1) with a 55 mm chainline. This new 55 mm chainline option complements Shimano’s FC-M9100 (51 mm) and FC-M9130 (56.5 mm) cranksets, delivering compatibility for a diverse range of mountain bike designs. Both are designed for use with 148 mm wide O.L.D. rear wheel hubs and feature direct mount chainring installation.

Shimano Adds 55mm Chainline XTR and Deore Crank Options, Shimano Adds 55mm Chainline XTR and Deore Crank Options

FC-M9125-1 – Shimano XTR Crank

–  Available crank lengths: 165mm, 170mm, and 175mm

–  XTR chainring options: SM-CRM95 (30, 32,34,36T)

Shimano Adds 55mm Chainline XTR and Deore Crank Options, Shimano Adds 55mm Chainline XTR and Deore Crank Options

FC-512-1 – Shimano DEORE-Level Crank

–  Available crank lengths: 165mm, 170mm, and175 mm

–  Available chainring sizes: 30T or 32T

New Short Cage Derailleurs

Shimano’s new short cage Deore XT rear
derailleur provides better ground clearance for more aggressive trail riding. It also supports faster riding and smoother rear suspension movement thanks to a reduction in unsprung weight of the drivetrain. Shimano’s new Deore XT derailleur still offers all the technologies and benefits of Shimano’s 12-speed rear derailleur platforms such as fast and precise shifting performance, bigger 13T pulley wheel, and stable drivetrain in rough terrain.

Shimano Adds 55mm Chainline XTR and Deore Crank Options, Shimano Adds 55mm Chainline XTR and Deore Crank Options

RD-M8100-GS – Shimano Deore XT Derailleur

  • Designed for Shimano’s 10-45T 12-speed cassette
  • 28mm shorter than a RD-M8100-SGS long cage derailleur

About Shimano North American Bicycle, Inc. Shimano North American Bicycle, Inc., a member of Shimano North America Holdings, Inc., along with its world-renowned subsidiaries, offers consumers outstanding sport-related products and apparel. Shimano is proud of its staff, diversity in talent, interests and backgrounds. The company is an ISO14001 certified business where environmental compliance and continued improvements are part of the business philosophy and operations.


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