Steel Sprocket Kit & EK Chain  

Sprocket kits include the following

Primary Drive steel front sprocket - (choice of 11T to 15T)

Primary Drive steel rear sprocket - (choice of 39T 41T 42T 46T 47T 48T 50T)
Primary Drive EK chain Made in Japan. If EK unavailable another brand chain of equal quality will be substituted.
All front and rear sprockets are manufactured to O.E.M., specs using high grade hardened steel.OEM is 12/47

Please advise 1st and 2nd choice of sprocket teeth size just in case 1st choice is out of stock.