Motorized Bicycle Gear Ratio Calculator

I m not sure what the reduction ratio is though.

Motorized bicycle gear ratio calculator. May 25 2008 12 775 106 48 55 moosylvania. Old school 3 9 or more and more popular 2 10 or perhaps the newest addition by sram xx1 1 11. How to calculate bicycle gear ratio. For each gear ratio.

If you know their numbers just input them below and we ll calculate it automatically for you. 1 of 6 go to page. Threads 51 088 messages 646 855 members. Colors group similar values.

My problem is what size sprocket should i run in the rear if i want to go about 50mph at max speed. Simple just divide your rear cog size from your front chainring size. Added option to see the gear ratio in gear inches. Rabbit a singlespeed and fixed gear calculator john allen has pages giving exact fractional ratios calculated from gear tooth counts.

3 is green 2 3 blue and below 2 red. Also take a look at our complete bicycle gear ratio chart below to see how your size compares to other gearing options. What power is required to pedal at different speeds in different gears with and without a headwind. I appreciate any help i can get.

Jan 20 2009 10 carl baron123 said. Tom kunicki has a calculator with specific features useful for fixed gear and singlespeed riders. If i m not mistaken the sprocket coming off the motor is a 10 tooth. Start date nov 20 2007.

What gears to choose for my bicycle. Site feedback questions. Diy home built motorized bicycle non kit forum statistics. More than ever people ask nowadays.

Nov 20 2007 1 i wrote a little gear ratio calculator that some might find handy. Sheldon brown on facebook. Start date nov 27 2008. Drive ratios of bicycle hub gears what s new.

Bicycle gear ratio comparison calculator how does a 3 9 compare to a 2 10 or 1 11 drivetrain. What speed could you achieve within your cadence range and how many gear inches does the gear equate to. This handy little calculator can tell you that plus many more combinations. Bicycle bike gear ratio inch speed cadence meters of development calculator using javascript for road track cyclocross and fixie.

3 go to page. Motorized bicycle gear calculator.