On November 3-4, we will be conducting inventory, and the store will be closed. Until then, online orders will be processed as usual, and order fulfillment will resume on November 5.

SUNRACE

Cassette SunRace CSMZ903 12s

€153.00
€119.90

Gearing option:

Cassette SunRace CSMZ903 12s
€153.00 €119.90

Cassette SunRace CSMZ903 12s

The SunRace CSMZ903 12-speed cassette (11-51) offers a wide gear range, perfect for MTB and gravel riding. Designed for Shimano HG freehub bodies, it ensures reliable shifting and long-lasting durability.

Built with a smart mix of lightweight and robust materials: aluminum spider and lock ring (red anodized), Hi-Tensite steel cogs for 1–9, and A7075 aluminum for the larger cogs. With a weight of approx. 497 g (manufacturer info), this cassette combines performance and strength in one.

Specifications:

  • Use: MTB / Gravel
  • Model: CSMZ903
  • Gears: 12
  • Freehub: Shimano HG MTB
  • Range: 11-51T
  • Gradation: 11-13-15-17-19-21-24-28-33-39-45-51
  • Compatible chain: 12-speed
  • Materials: Spider – aluminum (red anodized); Cogs 1–9 – Hi-Tensite steel; Cogs 10–12 – A7075 aluminum; Lock ring – aluminum (red anodized)
  • Weight: approx. 497 g