How does this happen?

Joseph James

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Saw posted elsewhere. Was on a former police car.

86C37145-B489-4B5F-AB5B-F5D6A93101E6.jpeg
 
Could have wracked a curb or something.
 
Wow. Running with a bad lower bushing for a very long time. You lose the cushon of the rubber - every bump and pothole is transferred to the lower arm, K frame, etc.
 
If the bushing goes south and the joint starts slamming metal on metal, that will also cause that type of fracture, simple metal fatigue.

Dave
 
Might just be the photo angle, but the LCA also looks to have the hole for the shock mount elongated and egg shaped. That happens when somebody does not bother to torque the shock mount bolt and it works loose and beats itself to death. Cruisers assigned to traffic take a hell of a beating from running over center medians, rail road tracks, off road etc.

Dave
 
Matt's exactly right. Take it from experience, did that to my '73 Duster back in the day. Them concrete curbs are hard!!

Ooh, Ooh, Ooh. Me too.
Bent a lower control arm and wheel rim on Dad’s brand new 71 Satellite Sebring Plus.
You cant see those asphalt curbs for crap at night when they just jump right out in front of you.
Man you should have seen that wire wheel cover fly through the air!
Dad wasn’t impressed. Took me awhile to pay that tab.
 
Saw posted elsewhere. Was on a former police car.

View attachment 354729
I bought a '72 Road Runner that had the long rear spring shackles and shock extensions that were popular back in the '80's. One of the control arms was cracked like this one and both pin sockets on the k-frame were wallowed so bad that I had to replace the k-frame and both torsion bars.
 
Stupid 3" curbs :lol:

When we were kids, my buddy hit a 3" curb while we were riding in his parents "X" body Citation. Seemed like nothing, and I mean nothing. It bent the whole subframe, which luckily was a bolt on part for that car...... You could see it in the front wheels, and the right side stance had fallen towards the front. This was like ~1980-81. That part alone was like $700.00 back then, and it looked like pretty much nothing but a dogs hind leg. His dad was not happy, nor impressed with his sons driving prowess!
 
C-Bodies were pretty rugged and would take a lot of abuse. As police forces started transitioning to Diplomat cruisers, everyone thought that they could be driven the same way, bad choice. We started seeing a lot of bent steering components, K members and braces were weak and there were lots of issues with these cars not being able to hold alignment. It got so bad that some jurisdictions specified "No K Member" suspensions on their bid specifications. The shock towers also moved around and they could only be straightened out a few times before the entire front suspension was toast. Eventually fixes were found but by then it was too late and GM and Ford dominated the cruiser market for the next twenty years.

Dave
 
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