Rear Hydraulic Bump Stop Installation

prospectator

New member
I originally posted this in the "What did you do to your 3rd gen" thread, but soon realized it would be hard for anyone to ask a question since that thread grows so quick. Plus finding the information later would be tough.

I installed a set of 2.5" Fox hydraulic bump stops recently, while it was down for front wheel bearings and TC spindle gussets. You can definitely feel when the bump strikes the contact pad. I started at 200 PSI in the bump, but after a quick test I'll probably drop them down to ~160 PSI.

First, I cut off the old bump pads and notched the frame. I kept a slight angle on the bump that matched the angle the factory bump stop had. It was ~85 degrees if anyone finds that information useful.

The articulation feels good, I was worried with the added compression that it may not perform as well. The old bumps were pretty soft and easily compressed under any load. I think it may have helped slightly. Seems as though the articulation was controlled a little better. It's hard for me to explain. :D

Okay, enough of the boring stuff. On to the pictures.

bumpstop.jpg


bumpstop2.jpg


bumpstop4.jpg


bumpstop5.jpg


bumpstop7.jpg


bumpstop8.jpg


bumpstop9.jpg


Seems to articulate as good as before.

art1.jpg


art2.jpg


art3.jpg


art4.jpg
 
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The bump cans were from Synergy. They're $35 each. The contact plates are just 3" tubing leaf spring pads. You can get a pair for $30. I found the bumpstops on CL for $240 shipped for the pair and they were new. If you had to buy them new they run about $195 each.

I probably wouldn't have pulled the trigger if I hadn't found them used/new for such a good deal.
 
That's a good lookin runner! I'm doing the same thing but with 2.0's I'm going to put some delrin on the pad to help keep the noise down
 
That's a good lookin runner! I'm doing the same thing but with 2.0's I'm going to put some delrin on the pad to help keep the noise down

My original post was a little confusing. They are 2.0" diameter 2.5" travel bumps. I don't notice the sound so much as feel it in the seat when there's contact. It's not that bad though.
 
Did you have to notch the frame so they could be recessed into the frame a little so they would fit? Or what did you notch the frame for?
 
yep.. definitely saving this thread for later.. have you jumped that sucker yet!? how does it feel bottoming out! intrested on how you "notched the frame"
 

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