Since the new 24″ Kojak’s needed some breaking-in, I’ve put them on the Blue ICE. Looks like the front wheels are probably a bit out of alignment (the rod end bearings are worn-out), since the tyres show some wear already … Continue reading
Posted in Cycling, Recumbent Trike
Tagged 24" front wheels, big front wheels, Blue ICE, e-bike, e-trike, ebike, etrike, hub motor, ICE Sprint, ICE Sprint 26", ICE trikes, Ortlieb XPress, Patterson Metropolis, recumbent, recumbent trike, tadpole trike
This gallery contains 7 photos.
I got a ‘like new’, used 20″ Bafang CST geared hub motor from Ebay. The seller stated it only ran 170km. Definitely no exaggeration, since it still turned with noticeably resistance. The gears and freewheel clutch weren’t even proper run-in … Continue reading
Tagged ATF, Bafang, Bafang CST, CST, DIY, e-bike, e-trike, ebike, electric, etrike, geared hub motor, hub motor, Hub Motor Tuning, oil cooling, pedelec, steel planetary gears
This gallery contains 5 photos.
Tuning an electric hub motor is a relatively straightforward thing. The biggest obstacle to overcome is excessive heat build-up in the hub motor. Most hub motors are cheaply made in great volume. There is no specific eye in using high … Continue reading
Grin Tech recently updated their, already quite excellent, Spoke Calculator. Here is the introduction thread at Endless Sphere. I especially like that it shows the wheel and calculates the spoke angle. I’ve used some other online spoke calculators, but it … Continue reading
In December 2011 Justin from Grin Tech gave this one and a half hour presentation ‘Everything I know about hub motors’ at VEVA (whatever that is). Since his presentation contains a ton of information about hub motors I thought it … Continue reading
Posted in Cycling, ebike, Technical Stuff
Tagged e-bike, ebike, electric, Grin Tech, hub motor, Justin Lemire-Elmore, pedelec, presentation, Veva
This gallery contains 4 photos.
Even if my blog is in danger to look like kind of a press release channel… HP Velotechnik just announced their new full suspension Scorpion FS 26″ trike. Beside being quite a good-looking trike with a suspended 26″ rear wheel … Continue reading
Tagged 250W, 500W, BionX, e-bike, e-trike, ebike, etrike, full suspension, Hase Klimax 5k, HP Velotechnik, hub motor, MunGo45, Ortlieb, pedelec, recumbent, recumbent trike, S-Pedelec, Scorpion, Scorpion FS, Scorpion FS 2013, Scorpion FS 26", tadpole trike, trike