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to the unfortunate COVID-19 Pandemic, we are currently experiencing an unprecedented volume of online orders, in person visits, and bike repairs.
We are doing our very best to fill orders, help customers, and keep your bikes working. Please expect to see some delays at this time.
Thank you for your understanding and patience.

Special store hours: We will be closed Sat July 4 and Sun July 5

Wolf Tooth Components Giant Cog

Wolf Tooth Components Giant Cog
  • Color: Black
  • Color: Blue
  • Color: Red
$85.00 - $94.99
Please select options


- Extended range aluminum cog for those wanting 1x10 with a full range of gears
- Only fits Shimano XT/XTR 11-36t (M771/M980) or SRAM X5/X7/X9/X0 11-36t 10sp cassettes (not compatible with 2011 and older SRAM derailleurs)
- Requires removal of the 17T or 15T cog and spacer from existing cassette
- Longer B-screw (sold separately) only needed for about 50% of Shimano derailleurs
- May require a longer 10sp chain. Very tight fit on Stans 330 rear hub splines
- Designed and manufactured in the USA from 7075-T6 aluminum alloy

Part Numbers

Option UPC MPN Store SKU
Black / Shimano / 40T 812719020183
Black / SRAM / 40T 812719020466 BLKGC40SRAM
Black / Shimano / 42T 812719020190 BLKGC42SHIM FW4712
Black / SRAM / 42T 812719020206 BLKGC42SRAM FW4703
Blue / Shimano / 40T 812719021111 BLUGC40SHIM
Blue / SRAM / 40T 812719021142 BLUGC40SRAM
Blue / Shimano / 42T 812719021012 BLUGC42SHIM
Blue / SRAM / 42T 812719021050 BLUGC42SRAM
Red / Shimano / 40T 812719021104 REDGC40SHIM
Red / SRAM / 40T 812719021135 REDGC40SRAM
Red / Shimano / 42T 812719021036 REDGC42SHIM
Red / SRAM / 42T 812719021043 REDGC42SRAM