1960-1966 are suppose to be the same seats.
here is the link to one out of a 1964 or 1965 these are the measurements I took off of it.I measured 24 1/2" ,it could have been 24 5/8". middle seat

Get a hold of 4-5-6chevytrucks on this site,he just might have an extra one.

Tim

1951 3100 Chevrolet
1951 Chevrolet Suburban Carryall
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