Since my kingpin has broken I would like to buy a new one.
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This might help
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Yeah, it’s just an m6 8x80mm 8x90mm shoulder bolt.
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So I bought an M8 80mm bolt and it doesn’t fit, because the MBS bolt is 90mm.
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Dang, that’s what I get for regurgitating what I find on the internet. In my defense, this misinformation is straight from the source:
I should have just gotten off my lazy ass and measured 
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Sorry for the confusion guys. We’ve always spec’d our shoulder bolts based on the diameter and length of the shaft (not including threaded section). But I see how that’s confusing. Pic below to clarify.
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Why do you make the thread M6 instead of M8? The bolt broke exactly on the thread collar.
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They’ve always been tapered like that (since the 90s). All shoulder bolts are. The breakage is weird. Could be a fluke but I’ll keep an ear out about this just in case.
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