Grace UK and Ireland

jerrysimon

Esteemed Pedelecer
Aug 27, 2009
3,292
112
Cambridge, UK
Hm nice and with a belt drive

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If the price is the same as listed there then I guess we are looking at £2500.

PS as with all belt drives its difficult to change the gearing range (back/front sprocket size) so what is it stock for this bike ?

I find on the flat I require upward of 80" once I go over about 16-17mph.

Jerry
 
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indalo

Banned
Sep 13, 2009
1,380
1
Herts & Spain
While I welcome the imminent introduction of these Grace bikes into our UK market and applaud David Miall for having the balls to take the risk of selling them and supporting owners should help be required, I'm bound to say I don't find them the most visually appealing ebikes around. It's often said that beauty is in the eye of the beholder but...well, maybe they'll grow on me.

Technically though, both the MX and the Easy are interesting, the MX particularly so on account of that Nu Vinci transmission and belt drive. I may have missed some comment on these machines elsewhere so forgive me if I intimate my surprise that the MX on 26" wheels weighs in about 4Kgs heavier than the Bionx-powered Easy model on 28" wheels. Now I know there isn't a great difference between wheel weights but as a racy-looking model, I was expecting to find the MX weighed somewhere in the 19-21 Kg area so that new-fangled transmission must be the culprit, I guess. I would not have been surprised to find the Easy at 23Kgs.

I'd really like to try both those models as I think each has merit and I have always lusted after a drive belt rather than a chain since I met a guy with a 7Kg single-speed job which boasted a very expensive handlebar-mounted GPS unit and a drive belt. One finger was all that was required to lift that bike and it was absolutely silent. If there are any reports around on these Grace machines worth reading, please someone point me in the right direction.

Indalo
 

103Alex1

Esteemed Pedelecer
Sep 29, 2012
2,228
67
Hi Alex, thanks for your kind comments re the design, we are very excited about the bike.

The battery is mounted to the underside of the frame as you suggest. It is protected by an aluminium cage that hinges down from the front so the hinge is at the rear and the lock at the front. The front lack must be opened by putting pressure on two pads either side of the cage at the same time, this prevents accidental opening. The cage is simply there to protect the battery from rocks and stones being thrown up from the front tyre. The battery can be full accessed when the cage is hinged down and can be easily removed by unlocking it and sliding out of the holder.
Thanks. Nice touch. Would be great if someone designed one of these that could be retrofitted without the hinge needing to be integrated with the crank unit. To allow clearances for opening and dropping down at the front, I guess you simply need to turn the wheel out of the way so provided the battery profile can be housed within the cage (always the rub !) you're there. Add in a click-fix mech and sliding rail to the bottom of a battery housing and track to the cage and all is neatly sorted. So simple yet so unlikely to ever be seen on the market due to battery profile variations !

I have a fixation with mountings - far more interested in final practicality, waterproofing and aesthetics of this sort of thing than mechanics or electronics when truth be known ;)
 

GaRRy

Esteemed Pedelecer
May 18, 2012
1,019
3
Tamworth

Wisper Bikes

Trade Member
Apr 11, 2007
6,315
2,279
70
Sevenoaks Kent
While I welcome the imminent introduction of these Grace bikes into our UK market and applaud David Miall for having the balls to take the risk of selling them and supporting owners should help be required, I'm bound to say I don't find them the most visually appealing ebikes around. It's often said that beauty is in the eye of the beholder but...well, maybe they'll grow on me.

Technically though, both the MX and the Easy are interesting, the MX particularly so on account of that Nu Vinci transmission and belt drive. I may have missed some comment on these machines elsewhere so forgive me if I intimate my surprise that the MX on 26" wheels weighs in about 4Kgs heavier than the Bionx-powered Easy model on 28" wheels. Now I know there isn't a great difference between wheel weights but as a racy-looking model, I was expecting to find the MX weighed somewhere in the 19-21 Kg area so that new-fangled transmission must be the culprit, I guess. I would not have been surprised to find the Easy at 23Kgs.

I'd really like to try both those models as I think each has merit and I have always lusted after a drive belt rather than a chain since I met a guy with a 7Kg single-speed job which boasted a very expensive handlebar-mounted GPS unit and a drive belt. One finger was all that was required to lift that bike and it was absolutely silent. If there are any reports around on these Grace machines worth reading, please someone point me in the right direction.

Indalo
Hi Indalo,

When I first saw the bikes I too was a little taken aback, however they have grown on me to the extent that I think they are two of the best looking bikes about, it is strange how designs grow on one!

The belt drive is wonderful to ride being almost silent, apparently the belts simply don't stretch and last about three times longer than a good chain, however there is a little extra drag on them but as it's under 1% I don't think anyone will notice. You are correct the Nuvinci drive is heavier than other transmission types at 2.4kg so adds to the wight of the bike. However the advantages are amazing, a completely smooth and almost silent transmission with an infinite number of ratios over it's 360% range. At nearly £300.00 it is not a cheap component but adds so much to the ride. For more information have a look at Cycling | Fallbrook Technologies Inc. as you will see the system is already being used on many high end electric bikes such as Swiss Flyer and the more expensive end of the Kalkhoff range.

MX_Detail_4 500kb.jpg

As soon as the bikes are here I will announce on Pedlecs and I am sure we can arrange a local test ride for you. My show samples are being delivered at about midday today, and I must admit to being a little like a kid on Christmas morning!!

All the best

David
 
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