Discussion
Bought a 96 ZX7R in Nov last year and took it out for it's first serious ride last weekend and those in England will tell you all it was glorious.
Sunshine, blue skies, warm with no wind and dry roads.
I did 130 miles and the bike performed very well nicely keeping up with a blade, blackbird, zx9r and some other 1000cc bike ..
Now my problem was that I kept getting a numb throttle hand - the clutch hand I could rest and take off the bars ..
It seems to happen at higher revs and as we were playing in the south downs I was letting the ZX7R do what it does best .. howl !
Did I mention it's got a full race full system Akropivich .. or how ever it's spelt..
The vibes were better if I just used 6th but that's slow and boring..
Has anyone else had this problem and how do you fix it ?
Sunshine, blue skies, warm with no wind and dry roads.
I did 130 miles and the bike performed very well nicely keeping up with a blade, blackbird, zx9r and some other 1000cc bike ..
Now my problem was that I kept getting a numb throttle hand - the clutch hand I could rest and take off the bars ..
It seems to happen at higher revs and as we were playing in the south downs I was letting the ZX7R do what it does best .. howl !
Did I mention it's got a full race full system Akropivich .. or how ever it's spelt..
The vibes were better if I just used 6th but that's slow and boring..
Has anyone else had this problem and how do you fix it ?
Is this the 1st time you've ridden a bike with a "race" riding position (or have you been away from that type of bike for a long time)?
If it is, you might find that you're putting too much pressure on your hands & restricting the blood flow to your fingers = numb hand/tingling sensation.
Try & notice how much weight you're supporting on the palm of your hands next time you ride. If you're taking all the weight like this you need to change your position & bend your arms instead of having them out straight.
I used to own a &X7 with full Akra system & never had any vibe issues.
If it is, you might find that you're putting too much pressure on your hands & restricting the blood flow to your fingers = numb hand/tingling sensation.
Try & notice how much weight you're supporting on the palm of your hands next time you ride. If you're taking all the weight like this you need to change your position & bend your arms instead of having them out straight.
I used to own a &X7 with full Akra system & never had any vibe issues.
Yes - been away for a while and you could be right
even with the extreme riding position I often put my feet back further.. I really like rear sets.. maybe I should try sitting properly all the time
but I did make a consious effort to ride with straight arms with bend the elbows .. taking the weight off the bars.. rather than the coat hanger stylee..
even with the extreme riding position I often put my feet back further.. I really like rear sets.. maybe I should try sitting properly all the time

but I did make a consious effort to ride with straight arms with bend the elbows .. taking the weight off the bars.. rather than the coat hanger stylee..
Too much weight on the soft squishy bit on the palm of your hand perhaps (the bit at the bottom of your hand below your thumb)? I'd agree with the other suggestions that it sounds like a riding position issue. More weight on the balls of your feet, grip the tank with your thighs and don't use your hands to hold onto the bike, use them to steer the bike.
Dare2Fail said:
Too much weight on the soft squishy bit on the palm of your hand perhaps (the bit at the bottom of your hand below your thumb)? I'd agree with the other suggestions that it sounds like a riding position issue. More weight on the balls of your feet, grip the tank with your thighs and don't use your hands to hold onto the bike, use them to steer the bike.
Many Thanks All..Gonna have to try changing the riding position .. I did notice that the last owner has put Renthal grips on - so I've no idea whether the bar end weights are original..

Doesn't have to be from vibes or carpal tunnel; could even be your neck.
I have various neck and back problems after 25 years of competitive front-row rugby and found that much more than 30 minutes on my Blackbird gave me tingles in both hands.
Did an hour and a half once (long distance emergency...) and when I came down the slip road and rolled onto the front brake realised my hand had pretty much gone to sleep!!!
Still had movement, but no feel for what the fingers were doing.
Strangely, the 'Bird is the only bike that has ever done this to me though I have had the same problem when sleeping in a different bed (though not the front brake bit obviously!).
I have various neck and back problems after 25 years of competitive front-row rugby and found that much more than 30 minutes on my Blackbird gave me tingles in both hands.
Did an hour and a half once (long distance emergency...) and when I came down the slip road and rolled onto the front brake realised my hand had pretty much gone to sleep!!!
Still had movement, but no feel for what the fingers were doing.
Strangely, the 'Bird is the only bike that has ever done this to me though I have had the same problem when sleeping in a different bed (though not the front brake bit obviously!).
roy e6 said:
Maybe worth checking with your doctor, but it sounds like Carpel Tunnel Syndrome to me.
You beat me to it. I've suffered from it for years on and off. There's pretty much nowhere else you'll keep your hand tensed in the same position for more than a few minutes, so it might not be an issue in normal everyday life. I have had it on several bikes, and tried using different bars, different foam covered grips, made no difference.

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