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YZ450F 2006-2018

YZ450F 2006-2009
STOCK SIZES: Chain - 114 Links / 520 Pitch
Front Sprocket - 13 Tooth | Rear Sprocket - 49 Tooth
YZ450F 2010-2013
STOCK SIZES: Chain - 114 Links / 520 Pitch
Front Sprocket - 13 Tooth | Rear Sprocket - 48 Tooth
YZ450F 2014
STOCK SIZES: Chain - 114 Links / 520 Pitch
Front Sprocket - 13 Tooth | Rear Sprocket - 49 Tooth
YZ450F 2015-2018
STOCK SIZES: Chain - 114 Links / 520 Pitch
Front Sprocket - 13 Tooth | Rear Sprocket - 48 Tooth