the wheels are 15 inches stock, but the tires were 27 or 28" but those look very small. I have 32's on mine to make it look like less of a toy truck haha
Size 15
WHAT IS THE TIRE SIZE ON 1953 FORD 100
what is the rim bolt pattern for 1978 F100 xlt
30x9.50R15
72litres
15 inch
P235/75R15 (Factory)
235 x75 x15
5x5 1/2
235/75/15 is the size on my 1966 f100
Anyplace that sells batteries can tell you the correct size battery to buy.
Assuming you have the 4.9 (300 CID) engine, it takes a group size 56, 550 CCA.