GC Cog 40, 42, 45, and 49
Compatible cassettes:
The Wolf Tooth Components GC cassette cog is available in three versions, one for Shimano 10 speed cassettes, one for SRAM cassettes, and one for Shimano 11 speed cassettes. They are compatible with the following models:
Shimano 10 Speed GC :
- XT 11-36t (CS-M771)
- XTR 11-36t (CS-M980)
- SLX HG81 11-36t - Modification required (must drill out rivets holding the 17t to the larger cogs)
- Sunrace