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Bike handling gone to pot..Help??

Posted: Tue Jun 03, 2008 11:17 pm
by jowyvfr
Right, I recently got my bike back from a service and general tart up including a nice new set of linear fork springs. Head bearings were knackered to say the least and were also replaced and the result was a bike that handled like an absolute dream! It took a little getting used to, having been riding it with the knackered head bearings and having almost got used to it like that.
It tipped into corners beautifully, sticking to any line you gave it easily, and was really easy to flick about. lovely!!
However having put in a good few hundred miles since having got it back, something seems to have changed. I don't know when it happened exactly and don't know when i noticed it first, but for some reason it feels different, and not in a good way. The handling seems to have reverted to the old way, but worse! Corners are NOT nice, very twitchy, and it feels like the front, instead of being solid and stuck to the road is going to slide out. The handlebars have a weird feeling in them 'heavy' and 'light' at the same time, its like i'm fighting against them to try and turn the corner and when i finally get round it i swing out wide instead of being able to take a nice tight line.
Now the problem with me is I ain't all that technical when it comes to knowing whats wrong! I can appreciate it when its right, and even tell you when its wrong, but as far as diagnosing it :? I couldn't tell you. So, what do you guys think, is this a symptom of loose head bearings? could the new ones need tightening? I say that as if I'd know how to do it! Have my forks changed somehow? Thats me out of ideas :oops: . I've not changed anything since getting the bike back not adjusted the damping or removed anything.
Help guys, I need to feel those tight lines again!! :cry: What does it sound like to you. I can't believe that its gone from the best bike i've ever ridden, to a royal pain in the ass to ride. Your advice is always appreciated. Cheers.

Re: Bike handling gone to pot..Help??

Posted: Tue Jun 03, 2008 11:36 pm
by monkeywithaplan
tighten up your head bearings. its just them bedding in, which will result in your loose feeling. a knock in the front is also a sign of this over bumps and and braking.

Re: Bike handling gone to pot..Help??

Posted: Tue Jun 03, 2008 11:50 pm
by 1990nc30
Yep tighten up those head bearings and she should feel lovely to ride again! Did mine the other day and what a difference that made! :D

Re: Bike handling gone to pot..Help??

Posted: Wed Jun 04, 2008 12:20 am
by shokrabi
I say that as if I'd know how to do it!
I think jowyvfr said that he doesn't know how, maybe someone could give him some good instructions

Re: Bike handling gone to pot..Help??

Posted: Wed Jun 04, 2008 12:55 am
by monkeywithaplan
shokrabi wrote:
I say that as if I'd know how to do it!
I think jowyvfr said that he doesn't know how, maybe someone could give him some good instructions
ahh, good point, if you can wait a few days, i will need to give mine a tighten again to get rid of a knock. its on a NC35 but its the same thing really. will take some pics to make it easier to get to grips with.

Re: Bike handling gone to pot..Help??

Posted: Wed Jun 04, 2008 8:04 am
by carlwb3
monkeywithaplan wrote:
shokrabi wrote:
I say that as if I'd know how to do it!
I think jowyvfr said that he doesn't know how, maybe someone could give him some good instructions
ahh, good point, if you can wait a few days, i will need to give mine a tighten again to get rid of a knock. its on a NC35 but its the same thing really. will take some pics to make it easier to get to grips with.
colingram gave a nice description when i asked the same thing a few weeks ago - http://www.400greybike.cc/newforum/view ... &start=10

i didn't fork out £11 for the 41mm socket, but local bike shop might loosen/tighten it for you if you ask nicely!?