Author Topic: Fork Springs  (Read 1208 times)

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Offline clintinga

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Fork Springs
« on: March 07, 2006, 10:33:12 PM »
Hello All,

I pretty new here, thanks for all the info from my earlier post.  I have a question about fork springs.  I have a 76 750F and the guy I bought the bike from said the person before him raised the front end by a couple of inches.  After alot of reading in my manuals and looking at the bike I think the only way to accomplish this is to install different fork springs.  I am building the bike as a cafe style and want either the stock front end height or slightly lower to get the look I want.  Where is the best place to buy quality/economical fork springs to replace the ones i have? Or do I have another alternative to achieving the ride height I want?  Any help will be greatly appreciated.

Thanks,

Clint

Offline SteveD CB500F

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Re: Fork Springs
« Reply #1 on: March 08, 2006, 03:04:48 AM »
Surely the fork springs will only affect the damping, not the ride height?  Some guys on here put spacers in the forks to preload the springs for a firmer ride.

You can lower the front by sliding the forks up through the top yoke (triple tree) - again, some here have done this.

You can lower the rear with shorter shocks or you can buy lowering kits that lean the shocks back at a different angle.
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Offline Dennis

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Re: Fork Springs
« Reply #2 on: March 08, 2006, 05:43:02 AM »

You can lower the rear with shorter shocks or you can buy lowering kits that lean the shocks back at a different angle.



Just a little more information about lowering the rear. The lowering kits that Steve mentions are specifically for the K models. Not sure why they don't fit the 750F but they are specifically not listed for them. (I have a '75 CB750F - same as the '76 except color.) Probably has something to do with changes in the swingarm because of the rear disk brake.

Offline ProTeal55

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Re: Fork Springs
« Reply #3 on: March 08, 2006, 02:53:59 PM »
I have a pair of HD 11'' shocks on the rear of my 72 CB750k2. About a 2'' drop from the stock 13'' shocks that were on their. I didn't feel like messing with lowering blocks. Pics of my bike are in my Gallery....

Their is a way to internally lower your front end. Their was a huge topic about it not too long ago in the Tech forum. It is basically cutting a desired amout off the spring, and adding it to the lower part of the leg, with a washer in-between the two. I plan to lower mine by 1'' to start - see how it rides - and go from there...

On an extreme case, such as with a 4-5'' drop, your front-end would look like the one on the bike below. This example is more for show than anything , but you get the basic idea I am sure....
« Last Edit: March 08, 2006, 02:57:37 PM by ProTeal55 »
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Offline clintinga

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Re: Fork Springs
« Reply #4 on: March 08, 2006, 08:02:13 PM »
Thanks proteal!! I read the posts and the article about how to lower the forks.  It makes sense now.  I am going to start with 1" myself and see how it looks and go from their. 

Thanks,

Clint

Offline ProTeal55

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Re: Fork Springs
« Reply #5 on: March 09, 2006, 06:03:28 AM »
Clint - --->
Keep me and everyone else posted on your progress.
Make sure you take before and after photos of the legs on the bke, to show the difference...
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