Home Go to Gearing Commander main page Help What is it ? Explains what the Gearing Commander can be used for Entering Data Load Stock Data Help on: Select your bike from presets and load default data Final Drives expl. Help on: Initial Loading of Gearing Data Explained Change Current Help on: Change settings to reflect Current setup Change Custom Help on: Change settings to considered Custom setup Enter Manually Help on: Enter data for a bike NOT in the presets Save Personal Data Help on: Save changed settings for future loading Load Personal Data Help on: Load previously saved personal settings Max RPM Discussion Help on: What RPM to use in calculations Db Error Report Help on: Report a gearing Error in the GC database Resulting Speed Gear vs. RPM Help on: Speed-Gear matrix for 3 setups Adjust RPM Help on: Set RPM range to display in Speed-Gear matrix Race Track Matrix M.P.RPM-6th Gear Help on: Top speed for 49 sprocket combinations Adjust RPM & Gear Help on: Change RPM and Gear in sprocket combinations matrix Resulting RPM Default speed Help on: Calculate RPM per gear at 50 Mph or Km/h in 3 setups Change Speed Help on: Calculate RPM per gear at particular speed in 3 setups Chain / Belt Geom. Chain / Belt Length Help on: Calculate new wheel position based on existing chain or belt length Sprocket distance Help on: Calculate sprocket distance based on total chain or belt length and sprocket combination Links / Teeth Needed Help on: Calculate number of chain links or belt teeth needed to compensate for lack of wheel adjustment Links Calculator Help on: Chain Links Calculator for Generic Final Drive with new chain Front vs. Rear Help on: Decide on whether to go smaller in front sprocket or bigger in rear sprocket Final drive Wear Wear Factors Help on: Factors contributing to Chain & Sprocket Wear Optimal Combo Help on: What is the optimal sprocket-chain combination Number of Contacts Help on: How to interpret the tooth-links and link-teeth tables Sprocket Diameter Calculate Diameters Help on: Various sprocket diameters explained, for chain and belt sprockets Diameter Graph Help on: Calculate sprocket pitch diameters Add New Bike Help on: Adding a new bike by filling the AddBike form Graphs Graph Usage How to use the Result graphs Speed graph Help on: Speed Graphs for 3 setups Speed Differences Help on: Speed Differences per Gear Shift-Speed Help on: Shift-Speed graph for 3 setups Sprocket-Combo Help on: Sprocket-Combo-Speed graph Final Drive Ratio Help on: Final Drive Ratio graph (Bike independant). RPM Differences Help on: RPM Differences graph Sprocket Diameters Help on: Calculate sprocket pitch diameters Chain / Belt / Shaft Help on: Recognize different drive type bikes after loading Version Alert Help on: Receive e-mail alert when database or program is updated Stand Alone Ver. Help on the discontinued GC Stand Alone program. (Only for site supporters of version 5.0 - 6.3 !) Miscellaneous Adblock Info Why we use Adblock detection software DNS Sinkhole Info DNS Sinkhole (Pi-Hole) policy Disclaimer Please read this: Disclaimer info Privacy Policy Shows the Gearing Commander Privacy Policy. Secure Donation How to make an online secure donation using credit card or PayPal Tech Info Gearing Explained Info on Motorcycle Gearing principles and change consequences Chain + Sprockets Some technical information on sprockets and chains Data Verification How reliable are calculated results SpeedoHealer Is speedometer effected by sprocket and tire changes? If so how to correct? Max RPM Discussion What RPM to use in calculations Tire Circumference Adjust calculated to actual Tire circumference Search GC site Use Google Custom Search to search the entire GC site. Site Map All site pages listed Add Bike Open the 'Add Bike' form to be filled and mailed Versions History Lists all previously published versions and added bikes New Version Alert Open the mail form to subscribe to the 'Version Update list' What's New Displays the new features per program version Contact Questions/Comments Opens a mail form for asking questions or submitting comments Send db-Error Rep. Report discovered gearing error in GC-database New Version Alert Open the mail form to subscribe to the 'Version Update list' Say Thanks ! You can thank my wife for letting me build this site... Advertise Here Info on Advertising your product on the Gearing Commander web site. Manuals Get free owners or service manuals as Thank You gift for donating Donate Keep this site operational and become a site supporter.

Optimal Shift Speed Chart

CUSTOM Setup

Optimal Shift Speed Chart

CURRENT Setup

Optimal Shift Speed Chart

STOCK Setup