Shimano XTR FC-M9000-1 / FC-M9020-1 11-speed Chainring (SM-CRM91)

The Shimano 11-speed Chainring for FC-M9000-1 - More safety through DCE+

The Shimano SM-CRM91 chainring for the XTR 11-speed cranks FC-M9000-1 and FC-M9020-1 offers optimum chain retention and even more secure chain guidance on the chainring. Responsible for this is the so-called Dynamic Chain Engagement+, a special tooth profile that also reduces noise and ensures less wear. With the SM-CRM91, the chain and drivetrain run better than ever.

Specifications:

Application:

Cross Country, All Mountain, Enduro

Mount:

96 mm pitch circle, 4-arm asymmetrical

Teeth:

30 T, 32 T, 34 T, 36 T

Gearing:

1x11-speed

Technical Information:

Material:

stainless steel/aluminium (30 t + 32 t), stainless steel/aluminium/carbon (CFRP, 34 t + 36 t)

Compatibility:

• XTR FC-M9000
• XTR FC-M9020
• XTR FC-M9020-B

Features:

• 34 and 36 T hollow-formed (Hollowglide)
• reinforced aluminium teeth to save weight
• anodised

Technology:

Dynamic Chain Engagement+
Dynamic Chain Engagement+ is Shimano's term for a special tooth profile of single chainrings intended for off-road use. This improves the chain hold and counteracts chain drop on rough ground. It also minimises wear and increases pedaling efficiency.

Manufacturer Numbers:

30 tooth:

I-SMCRM91A0

32 tooth:

I-SMCRM91A2

34 tooth:

I-SMCRM91A4

36 tooth:

I-SMCRM91A6

Contents:

• 1 x Shimano XTR SM-CRM91 chainring