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Old 05-09-21, 08:21 AM
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Crankycrank
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Join Date: Jan 2009
Location: San Diego, CA
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Check this chart here. Bicycle Cassettes & Drivetrains Chart - Google Sheets GRX specs start at column 70. Gives you pull ratios (same as 8000, row 85), max size cassette cogs, etc. Looks like it should work. FD and Crank should also work.
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