Stock Gearing and Gear Ratio Charts

4 replies to this topic
  • jecsr

Posted February 04, 2006 - 07:55 PM


I found these charts and thought they might help answer other member’s questions that I have also had.

Posted Image
Posted Image

  • FFRacing79

Posted February 04, 2006 - 08:10 PM


Try this ....

YZF Gearing chart

Visit the ThumperTalk Store for the lowest prices on motorcycle / ATV parts and accessories - Guaranteed
  • grayracer513

Posted February 04, 2006 - 09:44 PM


That's cool, but it's calcuated for an '04 with the 2.818 primary ratio. The '05/'06 has a 2.625. If you multiply the results by .93 you'll be right, but only for the 4 speed.

  • JDAM

Posted February 05, 2006 - 08:30 AM


The 05 YZ450 also has a 51 tooth rear sprocket stock.

  • FFRacing79

Posted February 05, 2006 - 08:42 AM


This is the calculator I use.

Related Content


Should I buy this bike? help....... by Numsa Hul

Dirt Bike   General Dirt Bike Forums   What bike should I buy?
  • * * * * *
  • 10 replies

2016 YZ450 by CaptainKnobby

Dirt Bike   Dirt Bike Technical Forums   Suspension
  • Hot  59 replies

05 yz450f not fast enough by RedeyeYZ

Dirt Bike   Make / Model Specific   Yamaha   YZ 400/426/450
  • Hot  38 replies

James Stewart back on a YZ450F by YamaLink

Dirt Bike   Special Interest Forums   Pro Racing
  • Hot  47 replies

Snake pit oct 30th by The Anvil

Dirt Bike   Dirt Bike Regional Discussion   California
  • Hot  293 replies

Join Our Community!

Even if you don't want to post, registered members get access to tools that make finding & following the good stuff easier.

If you enjoyed reading about "" here in the ThumperTalk archive, you'll LOVE our community. Come join ThumperTalk today!

The views and opinions expressed on this page are strictly those of the author, and have not been reviewed or approved by ThumperTalk.