All posts by spinningmagnets

Grew up in Los Angeles California, US Navy submarine mechanic from 1977-81/SanDiego. Hydraulic mechanic in the 1980's/Los Angeles. Heavy equipment operator in the 1990's/traveled to various locations. Dump truck driver in the 2000's/SW Utah. Currently a water plant operator since 2010/NW Kansas

Kevin’s Suzuki DR650, QS motor with 5...

Jul 17, 20211 Comment

Kevin lives in a very hilly part of Georgia, and he just completed this conversion of a Suzuki DR650 from gas to electric. That by

12 Ebikes that use a hubmotor as a non-hub

Jul 04, 2021No Comments

A direct drive hubmotor is affordable, simple, and robust. However, they turn at the same low speed as the drive-wheel. Electric motors perform best at

Agnius’ DIY longtail cargobike, from ...

Jun 20, 20211 Comment

Agnius is from Lithuania, and he is best known for developing the N.E.S.E. battery pack building system. He recently build a longtail cargobike frame from

Denzel making an integrated motor with 4-sp...

May 31, 2021No Comments

Back in March of 2017, we wrote about Denzel, and they were retailing electric bikes that are made by the Eastgem company in China. You

Adam’s Black Panther, with BBSHD Ludi...

May 29, 20212 Comments

So this is a multi-part build report on my latest ebike project. I’ll start with a quick history, hit on the highlights of the build

Building a safe high-amp battery pack from ...

May 10, 20212 Comments

The methods used to build a battery pack from cylindrical cells are fairly well known, but pouch cells don’t seem to have a decent article

Zero Motorcycles, history and tech

May 06, 2021No Comments

The story begins with one guy, Neal Saiki (SY-kee). He is an engineer who worked for NASA for a while, which shows that he is

Historic “Deathbike” stolen in ...

May 05, 20211 Comment

The title says it all. Luna Cycle has their main facility in Southern California, and they now have a second facility in Bend, Oregon. The

Propel Ebikes in New York, David takes on G...

Apr 25, 2021No Comments

There’s been a struggle simmering in the background concerning the laws that affect ebikes, but here’s one story with some good news. For a variety

Converting Off-Road Motorcycles to Electric...

Apr 13, 2021No Comments

This last year I’ve seen a boom in motorcycle conversions to electric drives, and after scanning the components used, it looks like the Quan Shun