Sprocket kits include the following
Primary Drive steel front sprocket - (choice of 15T 16T)
Primary Drive steel rear sprocket - (choice of 37T 38T 39T 42T 43T 44T 45T 47T 48T)
Primary Drive EK chain (another brand of chain may be sent if EK out of stock but it will be of same quality)
All front and rear sprockets are manufactured to O.E.M. specs using high grade hardened steel.
Please advise 1st and 2nd choice of sprocket teeth size just in case 1st choice is out of stock.
It is always advisable to change both chain and sprockets at the same time.
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