Shimano XTR SM-CRM95 single chainring 12-speed

The XTR SM-CRM95 chainShimano r is a single chain r designed for XTR M9100 12-speed drivetrains. Developed for XC racing, marathon cycling and demanding trail riding, it features Dynamic ’s Chain Engagement+ technology, ensuring optimal chain retention even on the roughest terrain.

Machined from high-quality aluminium, this chainring combines lightness, stiffness and durability. Its specific tooth profile improves chain retention and significantly reduces the risk of derailment, making a chain guide unnecessary in most situations.

Compatible with Shimano XTR M9100 and M9120 cranksets using the Shimano Direct Mount interface, the SM-CRM95 is available in a range of tooth counts to adapt the drivetrain to the terrain and the rider’s ability.

Technical specifications

• Brand: Shimano
• Model: SM-CRM95
• Range: XTR M9100
• Type: single MTB chainring
• Compatible drivetrain: Shimano 12-speed
• Technology: Dynamic Chain Engagement+
• Mounting: Direct Mount Shimano
• Material: CNC-machined aluminium
• Chain compatibility: Shimano Hyperglide+ 12-speed
• Available tooth counts: 30T, 32T, 34T, 36T, 38T
• Use: XC, marathon, trail, light all-mountain
• Colour: black

Key features

• Dynamic Chain Engagement+ technology for excellent chain retention
• Compatible with 12-speed Hyperglide+ drivetrains
• Lightweight and rigid aluminium construction
• Quick and secure Direct Mount installation
• Reduced risk of derailment
• Optimised wear thanks to the specific tooth profile
• Ideal for competition and intensive cycling

Why choose the SM-CRM95?

The SM-CRM95 is a chainring specifically developed to unlock the full potential of Shimano XTR 12-speed drivetrains. Its advanced tooth profile improves chain stability, even during technical sections, challenging descents or powerful accelerations.

Compared to a conventional chainring, it offers greater reliability and is perfectly compatible with Hyperglide+ technology, renowned for its smooth gear changes.

FAQ

What is Dynamic Chain Engagement+ technology?

It is a specific Shimano tooth profile that improves chain engagement and significantly reduces the risk of derailment on rough terrain.

Is this chainring compatible with an XT M8100 crankset?

Yes, provided the crankset also uses the Shimano Direct Mount interface compatible with 12-speed systems.

Which tooth count should I choose?

• 30–32 teeth: mountain biking, steep gradients, endurance.
• 34 teeth: versatile use for XC and marathon.
• 36–38 teeth: rolling terrain, fast XC racing.

Can it be used with an 11-speed chain?

No, the SM-CRM95 is optimised for 12-speed Hyperglide+ chains Shimano.

Do you need a chain guide?

In most cases, no. Dynamic ’s Chain Engagement+ technology already ensures excellent chain retention.