Shimano BR-R9270 disc brake caliper spacer fixing bolt - Y2HW06010

Shimano l Y2HW06010 is a disc brake caliper fixing bolt designed for high-end road systems Shimano, Dura-Ace BR-R9270 and compatible models (recent-generation Ultegra and 105). It is used to securely fasten the caliper to the frame or fork mounting bracket, ensuring precise alignment and optimum safety for the hydraulic braking system.

Designed to meet Shimano standards, this bolt ensures a rigid connection between the caliper and the adapter, which is essential for maintaining the stability of the disc brake during intensive use (downhill, endurance, competitive cycling). It is generally used in pairs, depending on the mounting configuration.

Technical specifications

• Brand: Shimano
• Part number: Y2HW06010
• Type: disc brake caliper mounting bolt
• Compatibility: Shimano, BR-R9270 (Dura-Ace), Ultegra R8170, 105 R7170 and recent equivalents
• Function: caliper-to-block mounting / mounting adapter
• Material: high-strength treated steel
• Use: hydraulic braking for road / gravel

Key features

• Secure retention of the brake caliper
• Precise alignment of the braking system
• Genuine Shimano part, perfectly fitted
• High resistance to mechanical stress
• Essential for caliper fitting or replacement
• Compatible with recent high-end road bike systems

FAQ

What is the Y2HW06010 screw used for?

It is used to secure the Shimano disc brake caliper to the bracket or mounting adapter on the frame or fork.

Is this a part specific to the BR-R9270?

Yes, it is mainly used on Dura-Ace BR-R9270 Shimano disc brake calipers and recent compatible systems.

Can you ride without this bolt?

No, it is an essential structural component: without it, the brake caliper cannot be properly secured.

Does it need to be replaced if the brake is dismantled?

Not necessarily, but Shimano recommends checking its condition and tightening torque every time you service the brake.

Is it sold individually?

Sold individually