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Info on Advertising your product on the Gearing Commander web site.

You can thank my wife for letting me build this site...

Open the mail form to subscribe to the 'Version Update list'

Report discovered gearing error in GC-database

Opens a mail form for asking questions or submitting comments

Displays the new features per program version

Open the mail form to subscribe to the 'Version Update list'

Lists all previously published versions and added bikes

Open the 'Add Bike' form to be filled and mailed

All site pages listed

Use Google Custom Search to search the entire GC site.

Adjust calculated to actual Tire circumference

What RPM to use in calculations

Is speedometer effected by sprocket and tire changes? If so how to correct?

How reliable are calculated results

Some technical information on sprockets and chains

Info on Motorcycle Gearing principles and change consequences

How to make an online secure donation using credit card or PayPal

Shows the Gearing Commander Privacy Policy.

Please read this: Disclaimer info

Why we use Adblock detection software

Help on the discontinued GC Stand Alone program. (Only for site supporters of version 5.0 - 6.3 !)

Help on: Receive e-mail alert when database or program is updated

Help on: Recognize different drive type bikes after loading

Help on: Calculate sprocket pitch diameters

Help on: RPM Differences graph

Help on: Final Drive Ratio graph (Bike independant).

Help on: Sprocket-Combo-Speed graph

Help on: Shift-Speed graph for 3 setups

Help on: Speed Differences per Gear

Help on: Speed Graphs for 3 setups

How to use the Result graphs

Help on: Adding a new bike by filling the AddBike form

Help on: Calculate sprocket pitch diameters

Help on: Various sprocket diameters explained, for chain and belt sprockets

Help on: How to interpret the tooth-links and link-teeth tables

Help on: What is the optimal sprocket-chain combination

Help on: Factors contributing to Chain & Sprocket Wear

Help on: Decide on whether to go smaller in front sprocket or bigger in rear sprocket

Help on: Chain Links Calculator for Generic Final Drive with new chain

Help on: Calculate number of chain links or belt teeth needed to compensate for lack of wheel adjustment

Help on: Calculate sprocket distance based on total chain or belt length and sprocket combination

Help on: Calculate new wheel position based on existing chain or belt length

Help on: Calculate RPM per gear at particular speed in 3 setups

Help on: Calculate RPM per gear at 50 Mph or Km/h in 3 setups

Help on: Change RPM and Gear in sprocket combinations matrix

Help on: Top speed for 49 sprocket combinations

Help on: Set RPM range to display in Speed-Gear matrix

Help on: Speed-Gear matrix for 3 setups

Help on: Report a gearing Error in the GC database

Help on: What RPM to use in calculations

Help on: Load previously saved personal settings

Help on: Save changed settings for future loading

Help on: Enter data for a bike NOT in the presets

Help on: Change settings to considered Custom setup

Help on: Change settings to reflect Current setup

Help on: Initial Loading of Gearing Data Explained

Help on: Select your bike from presets and load default data

Explains what the Gearing Commander can be used for

Go to Gearing Commander main page

Speed in Km/h at RPM in Gear in selected setup:

Top speed per gear for 49 final drive combinations in Km/h at M.P.RPM in Custom setup:

Enter gear to display top speed of ( help ):

RPM differences due to drive train setup changes:

RPM differences due to drive train setup changes:

Enter custom

Speed ( help ):

Stock Final

Drive Ratio





Current Final

Drive Ratio





Custom Final

Drive Ratio





Difference

Current

to Stock

in percent:



in RPM:

Difference

Custom

to Current

in percent:



in RPM:

Difference

Custom

to Stock

in percent:



in RPM:

RPM in 1st Gear

RPM in 2nd Gear

RPM in 3rd Gear

RPM in 4th Gear

RPM in 5th Gear

RPM in 6th Gear

RPM in 7th Gear