489 or 742 housing
Posted: 30 Oct 2006 16:47Is the 742 older than the 489? If so what years are they?
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Posted: 30 Oct 2006 16:47Posted: 30 Oct 2006 18:26I have a feeling the 489 came out in the late '60s. Not sure if it replaced the other 8.75 inch axles or not?
Re: 489 or 742 housing
Posted: 31 Oct 2006 9:04gregvega wrote:Is the 742 older than the 489? If so what years are they?
741 early 60S, 742 mid 60s, 489 1970 and later.I don't know the exact years. There was a predecessor to the 741 also, I don't remember how it's called.