Excessive Front End Sag?

"It detects the rear wheel going faster than the rear wheel" ...yes, I know the problem - I used to have it when fast cornering on my roller skates .....but on the bike I find that the rear wheel goes at the same speed as ...the rear wheel;
 
"It detects the rear wheel going faster than the rear wheel" ...yes, I know the problem - I used to have it when fast cornering on my roller skates .....but on the bike I find that the rear wheel goes at the same speed as ...the rear wheel;
you know what i meant:rob
 
Correctomundo.:thumb

ASC = Anti Social Control? Auto Sensible Control? :augie


You go steady now London Mole. It sounds like you could benefit from some ASC on your bike.:eek:

I can assure you I am not a hooligan...

I stopped to let a couple and pram cross the road, then first gear very slowly not to wake up the baby, then second gear still not lightspeed...

... then I realise I'm in the wrong lane, quick glance to my left, car behind me but still safe to change lane, bit too much gas and...

... WOOOOOOSH!!!... front wheel takes off like a Navy Harrier!!!

Passers-by must have laughed at my face turning white then green...

I used to have a 600 Monster and an Ex-Army 640 KTM, I was expecting the front to lift on those, but I didn't expect it on my beloved 256kgs BM-Whale!!!

:augie
 
If you're pootling along in 2nd gear, give it some beans and lift the front wheel into the air... How long will it take the front wheel to be going a substantially different speed to the rear wheel for the ASC to cut in, and drop the power ?????

I can imagine it would be slightly longer than the time it takes for the bike to flip over :confused::confused::confused:

I can clearly see that if on a greasy road, and you give it the beans, and the rear wheels loses traction, gaining significant RPM over the front wheel and the ASC cuts in...

Anyone care to test my theory ??? Not on my bike thankyou :thumb:thumb
 
If you're pootling along in 2nd gear, give it some beans and lift the front wheel into the air... How long will it take the front wheel to be going a substantially different speed to the rear wheel for the ASC to cut in, and drop the power ?????

I can imagine it would be slightly longer than the time it takes for the bike to flip over :confused::confused::confused:

I can clearly see that if on a greasy road, and you give it the beans, and the rear wheels loses traction, gaining significant RPM over the front wheel and the ASC cuts in...

Anyone care to test my theory ??? Not on my bike thankyou :thumb:thumb

I'll try today on my way to work.

I can already think of the following phone call:
"Guv'... You know the bike I have, well... I tried some kind of experiment about wheels and traction and stuff... Didn't work... Where am I... Errr... In a tree..."

:augie
 
The front wheel doesn't have to slow to a substantially slower speed, just a slightly slower speed.

Don't forget, ASC is just a bit of software bolted on to relatively sensitive ABS hardware. If it can stop a front end slide, it can easily detect the front wheel slowing slightly just but the drag of the pads when in the air.

The anti-wheelie isn't intentional, it's just an incidental byproduct of ASC.

If you really want to test it, fill your panniers and top box with 2wks of camping stuff and gun it in first and second.
 


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