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OME lengths

Posted: Tue Sep 18, 2007 4:50 pm
by ZOOK92
Does anyone know where i can find the compressed/extended lengths for OME shocks? Their website does not show it, and i have found my shocks to be hidiously short!

Posted: Tue Sep 18, 2007 7:33 pm
by zagan
would have to hit up a shop.

the ARB website is pretty shit for info, I hate that for websites and products, why bother with putting anything on a webpage if you don't really want to put anything on 1 in the first place.

Posted: Thu Sep 20, 2007 6:12 pm
by Gwagensteve
Because OME only supply shocks valved for a specific application, they don't need to supply compressed and extended lengths- the shocks won't work properly in any other application.

That's the official line.

Some of us have done some work to use "out of application" shocks but in my case I have only worked with the N76 (which is f#$%ing long) as it has useful valving.

This is the only OME shock which is not application specific as it was designed for the rear of VW based offroad race buggies. It is very softly valved.

Image

from top to bottom:

Stock sierra front
Stock sierra rear
Rancho 99112
OME N76
OME 80 series rear.

Only the yanks think you can buy a shocks based on length and it will work in your car. Valving is critical. Use a shock for a coil spring car like a cruiser in a leaf sprung car and it will be massively too stiff. It is amazing how badly some cars drive with shocks bought for length not valving.

Steve.

Posted: Thu Sep 20, 2007 8:12 pm
by Cossie
Gwagensteve wrote:Because OME only supply shocks valved for a specific application, they don't need to supply compressed and extended lengths- the shocks won't work properly in any other application.

That's the official line.

Some of us have done some work to use "out of application" shocks but in my case I have only worked with the N76 (which is f#$%ing long) as it has useful valving.

This is the only OME shock which is not application specific as it was designed for the rear of VW based offroad race buggies. It is very softly valved.



Only the yanks think you can buy a shocks based on length and it will work in your car. Valving is critical. Use a shock for a coil spring car like a cruiser in a leaf sprung car and it will be massively too stiff. It is amazing how badly some cars drive with shocks bought for length not valving.

Steve.

/\ this man speaks the truth! It's pretty pointless selecting a shock purely on size as huge amouns of research and development go into ensuring the shock is properly valved for the application, often including several different shocks for each vehicle, depending on weight carried and spring selection.

OME shocks are designed to work extremely well with the matching OME spring, using them with other springs may lead to por ride quality etc and thus the end user believing the shocks to be shit, when it's clearly just a mismatched package. This is why your ARB salesman may be reluctant to just give you the free lengths, instead of just telling you what you should be using from the book.

However, lengths are available. I suggest you head down to your nearest ARB in person and have a friendly chat to them. If you know what you are looking for and can pick a time when they are not crazy busy they may be willing to help you out.

Did you have any particular lengths or part numbers in mind?