yz 450f rear sprocket

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10/23/2018 7:41 AM
Edited Date/Time: 10/23/2018 7:42 AM

Why did they go to a 49 tooth(19) rear over a 48 tooth on 18 model?

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10/23/2018 8:54 AM

More torque if im guessing

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10/23/2018 9:11 AM

Smoother transition between 2nd and 3rd, and makes 3rd more usable. I did it on both my YZ450’s and use 3rd almost everywhere.

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10/23/2018 9:12 AM

thanks!

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10/23/2018 6:27 PM

They read MXA

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Take it to the limit, one more time!

10/28/2018 5:14 AM

mx317 wrote:

They read MXA

Lol, true and add Keefer, racerx, and TWMX.

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