Sram Red XG 1290 cassette – 12v

The SRAM RED XG-1290 cassette moves smoothly and quickly through a wider range of gears. It is specifically designed for wireless electronic shifting and the one-piece design offers the best in weight savings.

• Updated design for smoother and faster shifting.
• More gradual gear progression between sprockets, at least five jumps of a tooth, while still offering a wider range.
• The 10-tooth start helps provide a wider gear range.
• Designed to work with an XDR driver body.
• One piece machined steel X-Dome design to save weight.
• All Zipp wheels from 2012 are XDR ready.
• Speed (CS) 12s.
• Gears 10-26t, 10-28t, 10-33t.
• Tooth finish (cassette) Silver.
• Technology (cassette) Xg.