SPOKE LENGTH CALCULATOR

RIM DIAMETER

mm.
The effective diameter of the rim.
Where you want the spokes to end with no tension on them.

HUB DIAMETER
mm.
Diameter of the circle that passes through the centers of the spoke holes.

HUB WIDTH
mm.
The width of the hub from the center of the flanges.
An easy way to do this is to measure the total width of the hub and subtract the thickness of one flange.

CROSSES
How many times you want a spoke to cross others on the same side of the hub.

NUMBER of SPOKES
Count the number of holes in your rim.

SPOKE LENGTH


Use this number for the front wheel and the left side of the rear wheel.
For the right (drive) side of the rear wheel subtract 2 mm.

This page and all it's contents are Copyright 1997 Benjamin J. Manthey. Reproduction requires written permission of the author.
No warranty is made that this software meets any requirements or will be uninterrupted or error free. No responsibility is taken for any effects of the software. The end user agrees to hold the author blameless for any problems arising from use of the software. The author shall not be liable for any special, incidental, consequential, indirect, or other similar damages.
Back to Ben's Home Page.