With an increased adaptor size, heat transfer through the Shimano SM-RT900 rotor is decreased and more heat can dissipate through the air. This results in a 30°c reduction in rotor temperature over Shimano’s ICE TECHNOLOGIES FREEZA rotors.Features - Shimano SM-RT900 Center-Lock Disc Rotor
- Additional 50°C decrease in operating temperatures over previous Ice Technology rotor
- Braking and performance benefits include 20% less brake fade, 20% increase in stopping power and 20% longer pad life
- 3-layer clad rotor: Stainless steel/Aluminum/Stainless steel
- Technology: Ice-Tech FREEZA
Product features
- Use: Road
- Group: Dura Ace
- Model: SM-RT900
- Disc: Center Lock
- Pad compatibility: Metal / Resin
- Brake compatibility: Dura Ace BR-R9170
Diameter (choose variant)
- 140mm (SM-RT900-SS)
- 160mm (SM-RT900-S)
Material
- Rotor: Stainless steel / Aluminum / Stainless steel
- Lockring: Aluminum painted
Color
- serial color
Weight (manufacturer information)
- 96g (140mm)