Illegal e-bikes for sale ?

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oxoman

Über Member
Derby Police have a piece of kit that works like a rolling road that measures speed and possibly calculates power. The guys that do it are specially trained so now what to look for. The hi power Chinese surron ones are the hardest to catch imho.
 
Location
Widnes
I have wondered about the device they used to check the speed cut off

How much tolerance do they allow??

I mean - if it cuts out at 15.5 mph then clearly it is OK

but do they regard it as failed at 15.6 mph
or do they allow 10% - and let it go if it is below about 17??

after all - if the cutoff was set to 16.7mph then it is clearly not fiddled - and probably just set a smidge high by the factory

or the tyre is not exactly what the speed detector expects
( I presume - it is often done by wheel revs - and the exact size of the tyre would change that)
 

classic33

Leg End Member
I have wondered about the device they used to check the speed cut off

How much tolerance do they allow??

I mean - if it cuts out at 15.5 mph then clearly it is OK

but do they regard it as failed at 15.6 mph
or do they allow 10% - and let it go if it is below about 17??

after all - if the cutoff was set to 16.7mph then it is clearly not fiddled - and probably just set a smidge high by the factory

or the tyre is not exactly what the speed detector expects
( I presume - it is often done by wheel revs - and the exact size of the tyre would change that)
Leeds police have been seizing any that go above the cut-off speed on throttle only. Given that throttles are supposed to be walk assist, it puts them well above the cut-off speed.
 

N0bodyOfTheGoat

Über Member
Location
Hampshire, UK
I have wondered about the device they used to check the speed cut off

How much tolerance do they allow??

I mean - if it cuts out at 15.5 mph then clearly it is OK

but do they regard it as failed at 15.6 mph
or do they allow 10% - and let it go if it is below about 17??

after all - if the cutoff was set to 16.7mph then it is clearly not fiddled - and probably just set a smidge high by the factory

or the tyre is not exactly what the speed detector expects
( I presume - it is often done by wheel revs - and the exact size of the tyre would change that)

There needs to be some tolerance, to allow for when the rider fits a bigger tyre.

I dangerously presume the 15.5mph motor cutoff is calibrated against the supplied tyres by the manufacturer, in my gravel ebike's case, 40mm Nanos.

But last week I fitted a 45mm Caracal Race to the rear, stupidly I've barely been out on it so far, but I think the rear hub motor is possibly cutting off closer to 16mph now.
 
Location
Widnes
There needs to be some tolerance, to allow for when the rider fits a bigger tyre.

I dangerously presume the 15.5mph motor cutoff is calibrated against the supplied tyres by the manufacturer, in my gravel ebike's case, 40mm Nanos.

But last week I fitted a 45mm Caracal Race to the rear, stupidly I've barely been out on it so far, but I think the rear hub motor is possibly cutting off closer to 16mph now.

My Raleigh had failry basic tyres at the start but i have replaced them with Marathons
which I think are a bit bigger - in terms of more tread and stuff

so maybe the speed it a bit off

but you also have to allow for tyre wear as you ride
mine are certainly quite a bit down from their initial depth of tread
 
How about this for a confusing message from an actual police force. I was commenting on a video with some surron electric motorbikes and yet again the police are calling them ebikes and actually doubling down on it when challenged 🤷‍♂️

1779112414624.png
 

glasgowcyclist

Charming but somewhat feckless
Location
Scotland
How about this for a confusing message from an actual police force. I was commenting on a video with some surron electric motorbikes and yet again the police are calling them ebikes and actually doubling down on it when challenged 🤷‍♂️

View attachment 808642

"There is still a way to go when it comes to education" because the police insist on using the wrong terminology!

The public won't learn if the police don't point out the difference.
 
Location
Widnes
It does seem like a confusing message

If they use ebikes in messaging - to mean illegal electrically powered motorcycles

but the general population uses the same term to mean "any bike with an electric motor of any kind"

and they use EPAC to mean a legal bike with an electric motor that complies with the law

but the general population never uses that term (except people like us)

then whoever is doing their "messaging" needs to give their brain a reset

but it does explain a lot of what I see and hear
 

Dadam

Über Member
Location
SW Leeds
E-bike now means any bike with an electric motor. That horse has bolted, there’s no point in slamming the stable door now.

We just need the police and media to be clear on the legal status of whatever they’re discussing
 
Location
Widnes
E-bike now means any bike with an electric motor. That horse has bolted, there’s no point in slamming the stable door now.

We just need the police and media to be clear on the legal status of whatever they’re discussing

Yes - they need to use another word for legal ones to illegal ones

EPAC seems to be available for this!
 

Dadam

Über Member
Location
SW Leeds
Yes - they need to use another word for legal ones to illegal ones

EPAC seems to be available for this!

The thing is, as you said a few posts back, very few people apart from enthusiasts and (some) police have a clue what that is. So it’s not going to work in headlines

As an aside, isn’t the legal term EAPC not EPAC?
 
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