Shimano XT FC-M8100-1 / M8120-1 / M8130-1 12-speed Chainring (SM-CRM85)

Shimano XT FC-M8100-1 12-speed chainring - high precision finished tooth profile

The Shimano XT chainring SM-CRM85 features Dynamic Chain Engagement+ technology. This is a tooth profile optimised for MTB use, which improves chain hold. The high-precision design of the chainring also increases the efficiency, smoothness and quietness of the drivetrain.

Specifications:

Application: Enduro, All Mountain, Cross Country, Downhill
Attachment: Shimano Direct Mount
Teeth: 28 t, 30 t, 32 t, 34 t, 36 t
Gearing: 1x12-speed

Technical Information:

Chainline: 52 mm, 56.5 mm
Material: aluminium, carbon (CFRP), steel

Compatibility:

- XT FC-M8100-1
- XT FC-M8120-1
- XT FC-M8130-1

Features:

- stronger chain binding for better chain guidance
- special tooth profile developed for MTBs
- more even riding in rough terrain
- aluminium arms (anodised), CFRP body, steel teeth (painted)

Technology:

Dynamic Chain Engagement+
Shimano's Dynamic Chain Engagement+ is a special gear teeth profile designed for use in single-chainring configurations for XC, enduro and trail riding. It improves chain retention and allows for smoother pedalling, even over bumpy terrain. Improved chain guidance in any gear reduces abrasion and wear and tear.

Manufacturer Numbers:

28 tooth: I-SMCRM85Z8
30 tooth: I-SMCRM85A0
32 tooth: I-SMCRM85A2
34 tooth: I-SMCRM85A4
36 tooth: I-SMCRM85A6

Contents:

- 1 x Shimano XT SM-CRM85 chainring