Components

What’s inside an 18650 cell? And why ...

Jul 26, 20172 Comments

There has been a boom in ebike builders making their own battery packs out of the popular 18650-format cells (18mm diameter, 65mm long), and I

The New 21700 format Lithium Cells in 2017

Jun 16, 201714 Comments

EDITOR NEWS UPDATE OCTOBER 2017: Luna Cycle  has just announced their flagship ebike the Luna Apex which has 52v 28ah in a carbon case comprised

Using cordless tool batteries for an ebike

May 11, 20177 Comments

If…the idea of using cordless tool batteries to power an ebike has ever crossed your mind? You are not alone. After some research, I found

Ferrofluid and Hubsinks for HOT Direct Driv...

Apr 02, 2017No Comments

Ferrofluid is an amazing substance if you own a large Direct Drive  hubmotor. It does NOT benefit geared hubs or mid drives, but…if you like

Upgrading Brakes, is it Worth it? (*YES!)

Feb 27, 201711 Comments

Most factory cable-operated rim brakes are actually pretty decent. Even so, their performance can be improved by simply swapping to better pads. However…I am getting

Unusual Ebike Pack Mounting Solutions

Feb 15, 20172 Comments

Most people who decide that they want to buy a kit and assemble it onto an existing bicycle frame? They have to figure out two

Vivax Assist – Doped Electric Bike

Jan 25, 20177 Comments

Please read this recent story about a groundbreaking CBS 60 minutes episode where rampant use of electric motors in sanctioned bike races was exposed. To

Polini E-P3 mid drive, dual chainrings and ...

Dec 27, 20162 Comments

There is a new player in the very large European mid drive ebike market. Polini is designed and made in Italy, and the only mystery

“Edge” 1500W DD hubmotor @ 2600...

Sep 01, 2016Comments off

This is a direct drive (DD) hubmotor that I have been waiting for someone to produce the last two years, and now, someone finally has.

Bafang BBS02 / BBS01and e-RAD Hodrodding an...

Jun 08, 20165 Comments

The BBS02 is a well integrated system, but…is not so easy to pump massive power through it, like some of the hub motor guys do.