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[Closed] E-resurrection - lightest electric MTB?

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5 years ago I read a story about a retired electrical engineer/mtb'er who designed/specced a 16.9lb e-bike (based on a carbon-framed Scott Scale) to deal with alpine terrain and all-day mountain touring. Never heard a lot about it since, but it's quite a story. Bike doesn't look too shabby either (I'd have maybe opted for a water-bottle battery :-/ )

When he chooses to ride with his larger battery pack that provides 800 watt-hours, the total weight of the bike increases from 7.66 kg up to 9.90 kg (21.8 lbs). With the impressive marathoner adding some athletic pedaling, the larger battery allows day tours of a distance up to 180-kilometers (120 miles), and climbing over 4000-meters (13,000 feet) in elevation.

[url= https://www.electricbike.com/lightest-bike/ ]Here[/url]

[img] [/img]


 
Posted : 05/04/2017 12:17 am
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I'd like this more if it was a legal ebike. As well executed as it is, it's really no different in principle, not to mention legally, to those 2 stroke kits you see bolted to BSOs

'Mountain bike' is stretching the term a bit too. But I guess there are lighter ehybrids?


 
Posted : 05/04/2017 1:03 am
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Weight is def a big problem with E bikes.


 
Posted : 05/04/2017 8:55 am
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The inventor clearly accepted it was not a road legal ebike - from the article
“My aim has always been to use this bike 100% for off-road only”


 
Posted : 05/04/2017 9:04 am
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The inventor clearly accepted it was not a road legal ebike - from the article
“My aim has always been to use this bike 100% for off-road only”

Would need to be private land, and have the owners permission, not just off road, and...


180-kilometers (120 miles), and climbing over 4000-meters (13,000 feet) in elevation.

Is a lot of private land. That or he's hoping that plod doesn't take to much of an interest in how his bike actually works when he uses it where he shouldn't.


 
Posted : 05/04/2017 9:10 am
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I think that's superb. Loosen up a bit tomhoward 😮


 
Posted : 05/04/2017 9:16 am
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Meh, if something is worth doing, it's worth doing properly. i imagine all the stuff to make it legal weighs a bit...


 
Posted : 05/04/2017 9:21 am
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Meh, if something is worth doing, it's worth doing properly.
For a lot of people, that would be unrestricted.


 
Posted : 05/04/2017 9:28 am
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I'd buy that in a heartbeat - the non-compliance with the stupid 15.5mph legal e-bike speed limit doesn't bother me in the slightest.

Thinking of doing something similar with a sunstar motor and my kinesis tripster as the tripster hasn't turned a pedal in 16months.


 
Posted : 05/04/2017 9:38 am
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Ive spoken to a few traffic cops who reckon they have bigger fish to fry than a speeding bike.
However, what would worry me is if someone did decide to thoroughly inspect a chipped bike in the event of an accident (whether i was at fault or not)
I need my driving license.
Id love a go of a derestricted one tho.


 
Posted : 05/04/2017 9:46 am