[TR] TR6 rear shock mount break

[Tim Gaines]

Thanks Stan. That RATCO replacement cross member looks great, but it is 
a big undertaking. Since mine hasn't torn off yet I may try first to get 
it braced with some support brackets, similar to what I did years ago 
with the diff mounts.

Tim

------ Original Message ------
>From "Stan Foster" <stan at redtr6.com>
To "Tim Gaines" <mtgaines at presby.edu>; "Triumphs" 
<triumphs at autox.team.net>
Date 10/8/2025 5:37:30 PM
Subject RE: [TR] TR6 rear shock mount break

>I had those brackets and the stress caused the cross ember to be torn 
>off the frame. I fitted the cross member from RATCO and switched back 
>to lever arm schocks.
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>Stan
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>From: Triumphs <triumphs-bounces at autox.team.net> On Behalf Of Tim 
>Gaines
>Sent: Wednesday, October 8, 2025 4:37 PM
>To: Triumphs <triumphs at autox.team.net>
>Subject: [TR] TR6 rear shock mount break
>
>
>
>I have been hearing a slapping sound either under or behind me in the 
>1974 TR6 when I encounter even slightly rough pavement, so today I 
>decided to sort it out. I thought I had found the problem quickly when 
>I saw that the spare tire securing hook bolt had come loose, but no 
>such luck. When I finally gave up on simple fixes and jacked up the 
>left rear end and removed the tire, I saw that the cross member had 
>cracked near where the after market shock mount adaptor bolts on. I did 
>a quick check with the Moss parts catalog and that cross member is not 
>available with them. So, I'm wondering if this shock mount replacement 
>for the old lever shock (I installed a couple of decades ago) was a bad 
>idea and put too much pressure on that frame member. It occurs to me 
>that there may be some folks out there who have gone through this and 
>can tell me just how a fix should be attempted.
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>That crack shown in the photo seems to be only on the back side of the 
>cross member. I have learned some welding skills in the last few years, 
>and I have a mig welder, but I have never done anything under a car. I 
>really don't like the proximity of the gas tank either. I am thinking 
>that my local pro welder would be the guy to call on, but is this 
>really something that can be fixed that way?
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