Brakes - Lines


Topics covered:

Flex Lines

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Date: Fri, 23 Apr 1999 18:21:04 -0700
From: "Alan Dobbs" gulfcmt@flash.net
Subject: RE: [D90] Stainless steel brake & air lines

"""Anyone ever heard of or experienced problems with braided stainless steel brake lines """

I see some of the harshest environments on industrial machinery daily that wire braid stainless steel lines have been used on and the hold up excellent for the abuse they take. The SS hose on our D-90, I had all custom made with JIC crimp on fittings from a hydraulic store I used it on our ARB system and our extended brake lines. The cost was 3 times that of original but the longevity it should pay off.

The outer SS jacket will protect the hose inside from debris Also the tight weave on the braid will naturally make the hose have a much higher burst pressure (10'000 Psi not uncommon) compared to rubber hose with fiber reinforcement inside. Though when the SS hose starts to fray immediate attention is needed

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From: Quinn Dusenberry[SMTP:
venom@red.primextech.com]
Sent: Tuesday, May 23, 2000 11:14 AM
Subject: RE: [D90] installed hinged radius arm

FWIW, I redid my brake lines in a way which gives pretty much limitless travel. Instead of having the drop points directly above the axle where they have to move as much as the axle, I moved them to the pivot points of the suspension. On the front, a hard line runs down the frame to about the back of the radius arm, then there is a flex line going to the radius arm, then a hard line fixed to the inboard side of the radius arm and another flex line to the axle. I did a similar route on the rear suspension. A hard line goes down the frame to the forward pivot point of the upper A arm, there is a flex line at the pivot point, a hard line runs down one leg of the A arm, then there is another flex line from the rear of the A arm to the axle housing. With this setup, the flex lines are kind of in an arc shape that merely opens and closes as the suspension goes up and down. My radius arms could go from level and pointing forward to level and pointing rearward and not even break a sweat. Obviously it allows more motion than what is needed, but I don't have to worry about having enough brake line any more.

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Date: Tue, 30 May 2000 11:51:48 -0400
From: "Larry Michelon" lmichelon@i-c.net
Subject: Brake Lines

A few people have inquired recently about extended brake lines. There is cheaper (and I believe better) source other than SG.

The prices are definitely better ($61.50 for the set of 3 vs. $75 from SG for the D-90) and they will hopefully give "Q" a deal to post on the D-90 site. I believe they offer 10% discount to club members regardless (D-90 list should count).

I had bought one line from SG in the past and it came with a disclaimer that they were not DOT approved. The brake lines from Paragon are DOT approved. They have a Teflon core that is wrapped in Kevlar, with a stainless steel braided outer jacket. They can also make them to your specifications (length wise) for the same price (within reason of course).

Actually, they'll make any type of line you need. I steered Dennis White to Paragon to have them make a set of braided lines for his ARB set-up (didn't hear the outcome).

No affiliation. The first set they made was for my RR and they are good to work with. I have about 25K miles on them now.

Here's contact info:
http://www.paragonperformance.com/rngebrk.html
Mike Cavanough
paragon@paragonperformance.com

Larry M.

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Hard Steel Lines

Sorry, no posts have been made on this subject yet. :^(

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