Where Does The “336” Come From In The Speed/RPM/Gear-Ratio/ Tire-Size Formula? Features. Events. How-To ... I'd recommend putting the formulas into a spreadsheet or a programmable calculator.

Most electric cars have a single gear ratio. ... An internal combustion vehicle has a multi-speed gearbox with numerous ratios; nearly every electric car has a single-speed transmission.

Then multiply both of these individual products together, and divide by the overall gear ratio times the number of inches in a mile (63,360). "336" is simply the reduced, rounded-off whole-number ...