Expand the climbing range of your 1x drivetrain with the Wolf Tooth GC 40T Replacement Sprocket.
Key Features:
- 40-tooth sprocket adds a lower climbing gear to compatible 1x drivetrains.
- Designed to replace an existing cog on selected SRAM 10-speed cassettes.
- Compatible with SRAM PG-1030, PG-1050, PG-1070, and XG-1080 cassettes in the specified 11–36T or 12–36T configurations.
- For the XG-1080 cassette, remove the 14T cog rather than the 17T cog during installation.
- Black finish complements a range of drivetrain setups.
Who is it for?
1x drivetrain riders using compatible SRAM 10-speed cassettes who want a lower gear for steep climbs.
Specifications may differ from the photo and are subject to change without prior notice.
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