Coach,
Assuming the 1953 Chevy 1/2 ton is similar to my 52 Chevy 1/2 ton: There are two holes on top of the frame at the rear. The end hole is for the bed on each side. Hope this helps.

52pu


"Drugs are money, money is power, power is security." - Kent Heiner
Nedrow population 2212
Carbon footprint family of 2/11 tonnes of CO2/yr