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Thread: I'm getting spooked by downhill sweepers

  1. #1
    Join Date
    21st April 2009 - 21:10
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    Hyosung Comet 250.
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    I'm getting spooked by downhill sweepers

    This problem is 99% in my head but it's bugging me. I'm getting rattled by sweeping downhill bends with subtly changing radius. This morning it was the hill down to the Whitford roundabout coming from Howick. The sort of bend where you can't see the exit as you go in, maybe through a wooded area. I pick a line and a speed and a gear, going down on a trailing or whiff of throttle. Then need to change the line and my instinct is to give a bit more throttle, but then I worry I'll be going too fast for what's ahead. Braking feels wrong (I'm on a bend). Changing line means I'm using up road width Going down at a crawl is wrong.
    I suspect I'm over-thinking this. Should I aim for a steady speed and adjust the line, or adjust the speed?
    Going uphill I'm happy - no need to brake to lose speed as I only need to shut the throttle. It's the tun on thing when going downhill that's bugging me.

  2. #2
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    21st October 2005 - 20:58
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    Okay,
    First and foremost have a read of "Twist of the Wrist 2".
    It is written by Keith Code, and is available from Darren Sweetman at California Superbike School NZ, via Trade Me.

    It talks about survival reactions, and how they are not the best thing for motorcycling.
    Granted it is based on racing, but it applies to what you want to know.

    Your initial reaction to power out is the correct one. Not a fist full, but have the throttle "Cracked" open. That doesn't mean crack it open like a Stock Whip, but more like turning on a tap to allow a slight leak....

    Keep your eyes looking as far around the corner as possible. This is called vanishing point.
    If vanishing point comes toward you, then corner will tighten.
    If it goes further away, corner opens.

    What you should NEVER do is touch is the brakes mid corner. This puts more weight on the front, and will cause it to push more! Not what you are after!
    Especially considering you already realise the front is loaded on a down hill anyway.... That is why it doesn't feel right to you.
    You should never really tip the bike in more either... This can cause it to run out of ground clearance... Most road situations this is rare though...
    BUT should it happen, you are more likely to poo yourself and stand the bike up and run off the road anyway.

    Best to just keep your eyes looking up the road and put the faith in the tyres (with the throttle slightly cracked remember).
    This puts more weight to the rear.

    Hope this helps...
    You may want to have a read of the book....

  3. #3
    Join Date
    15th October 2009 - 08:38
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    2011 GSXR 1000
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    many riders feel uncomfortable going down hill turning as there is so much momentum, thats normal. You should come in really wide and very smooth and steady. Get your braking done early, for safety reasons, you need to be prpared for the corner to get tighter, or something on the road like a dog or other object. Roll around on a steady throttle and look to change your line if needed. If you don't go in to fast then you can get away with a little bit of brake. You are not in a race, so it's better to be safe for now until you get better skills. The guys that go flying to blind corners fast are always risking a fall. Think safety first. At track days you can afford to make an error, as there is a run off area.

  4. #4
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    21st April 2009 - 21:10
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    Knew I coudl get help here - thank guys. And I'll get the book, looks just what I need.

  5. #5
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    14th June 2007 - 22:39
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    As stated above, give yourself more options by going into the corner a bit slower & maximise your visibility through the corner. In a blind corner I tend to trail brake slightly with the bike fairly upright when the vanishing point is coming towards me, once i can see through the apex I tighten my line & use a bit more throttle. On a tightening corner, the slower speed will have the bike more upright, giving you lot's of room to lean as you finally come through the apex. In slow, out fast I think they say. Give yourself the biggest possible safety margins & your confidence should grow. Try & focus on being smooth coming into & out of the corner, smooth on the brakes, smooth turning & smooth acceleration. If the bike feels nice & stable so will you.

  6. #6
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    22nd March 2007 - 10:20
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    Many will tell me im wrong, but
    I use the rear brake at the same time I am using the thottle to control my down hill speed in corners
    works for me, dont ask me to explain why,
    I hear of many people never using their rear brake at all, so to me that means we all have very differing riding styles.
    so what works for me may not work for you.
    Carefully try as many different things as you can till you find your comfort zone
    Downhill can be intimidating for sure, till you gain self confidence.
    But dont ride faster than you can stop with in the visable road ahead.
    To be old and wise, first you must be young and stupid.

  7. #7
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    Adjust your riding position so that the bars are "neutral" -- so you're not leaning hard on them.

    Keep your head up and look through the corner.

    Leave your entry point late and get on the gas as soon as you reach it.

    Slow in, fast out but try to be really smooth doing it.

    Practice at a steady pace and don't try to do things too quickly until you understand what you're trying to do and what works.

    There's nothing more irritating than following riders through twisty stretches who can't carry momentum smoothly or stay on their own side of the road.
    "Standing on your mother's corpse you told me that you'd wait forever." [Bryan Adams: Summer of 69]

  8. #8
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    13th December 2008 - 18:22
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    You can LIGHTLY tap the back brake mid corner if you're running wide.

  9. #9
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    25th May 2007 - 16:32
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    My advice would be:
    Don't do what Dangerous Bastard says

    In fact, I'm suprised he hasn't replied here yet
    I wish I were a glow-worm, A glow-worms' never glum
    How can you be so sad, When the sun shines out your bum


  10. #10
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    20th October 2005 - 17:09
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    Quote Originally Posted by Subike View Post
    Many will tell me im wrong, but
    I use the rear brake at the same time I am using the thottle to control my down hill speed in corners
    works for me, dont ask me to explain why,
    I hear of many people never using their rear brake at all, so to me that means we all have very differing riding styles.
    so what works for me may not work for you.
    Carefully try as many different things as you can till you find your comfort zone
    Downhill can be intimidating for sure, till you gain self confidence.
    But dont ride faster than you can stop with in the visable road ahead.
    Im with you, I also will use the rear brake, but its never a stomp, just a light touch.
    Its there for a reason and can be used effectively if used correctly.
    Yes some dont ever use the rear brake.
    I have always done it.
    I know of a Mentor that uses it also, says,'' by doing so, it just sits the arse end down a tad''.
    Makes sense.

  11. #11
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    26th February 2005 - 15:10
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    The reason it feels bad is because bikes are most stable when accelerating. No, I don't know why something to do wiv geometry , n trail n stuff.

    So , what you can do , is follow the old rule "go down in the same gear you'd go up". Slow down , change down, and accelerate through the corner , just as if it were an uphill one. Makes a world of difference to the feel on some bikes.
    Quote Originally Posted by skidmark
    This world has lost it's drive, everybody just wants to fit in the be the norm as it were.
    Quote Originally Posted by Phil Vincent
    The manufacturers go to a lot of trouble to find out what the average rider prefers, because the maker who guesses closest to the average preference gets the largest sales. But the average rider is mainly interested in silly (as opposed to useful) “goodies” to try to kid the public that he is riding a racer

  12. #12
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    "I know of a Mentor that uses it also, says,'' by doing so, it just sits the arse end down a tad''.
    Makes sense. "

    The mentor is quite right, by "dragging" your rear brake before entering a corner, the bike will squat down, this lowers the center of gravity and makes the distance between axels greater-hence a more stable bike through the corner and a MUCH faster exit .
    I highly recomend advanced rider training to all fellow motorcyclist's, it does cost a bit..but the payoffs are amazing!!, It will increase your confidence and skills and the trainers are usually police or professional racers with YEARS of experiance and knowlegde to share
    I have been riding for 28yrs (celebrated 28yrs in feb ) and have riden both on and off road bikes all my life, I actually thought I knew everything about bikes and riding (I was young!..enough said!)...till I did a couple of riding courses with REAL professionals, it was truely humbling and the experiance I gained has increased my skills, enjoyment and my life expectancy lol.

    When Life thows me a curve
    ...I lean into it!

  13. #13
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    Relax and trust your bike and tyres. You're not going anywhere near the speed you need to pull tyres loose, and if you are then the fix for that is pretty clear.

    Steve
    "I am a licenced motorcycle instructor, I agree with dangerousbastard, no point in repeating what he said."
    "read what Steve says. He's right."
    "What Steve said pretty much summed it up."
    "I did axactly as you said and it worked...!!"
    "Wow, Great advise there DB."
    WTB: Hyosung bikes or going or not.

  14. #14
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    Quote Originally Posted by willytheekid View Post
    "I know of a Mentor that uses it also, says,'' by doing so, it just sits the arse end down a tad''.
    Makes sense. "

    The mentor is quite right, by "dragging" your rear brake before entering a corner, the bike will squat down, this lowers the center of gravity and makes the distance between axels greater-hence a more stable bike through the corner and a MUCH faster exit .
    Those may have been her exact words!!......

  15. #15
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    28th December 2006 - 15:55
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    get some trackdays under your belt, makes a world of difference.
    rear brake mid corner works but is a pretty advanced technique, well maybe not advanced but you want to know your bike pretty well before you start using the rear mid corner. on a dry road it takes a lot to low side a bike so chances are if you commit you will make the corner. high siding is far more likely so dont snap the throttle shut or a lot of bad can happen really fast.
    Quote Originally Posted by Fatt Max View Post
    To conclude, Tui Blond is a reasonable tasting beer that gives you the horn and makes you shit yourself into your better half's footwear.

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