The first four charicters are the year and model D2 would be 52 D1 would be 51 the first 2 are the model f1 ect
fenders are still in debate (as finding them has proven to be difficult), the paint is remining orig. (i can't bear to cover the hand done lettering). it was the best $250 I have ever spent
That and the brake controller says F8. I don't yet understand the 3rd charicter but the2 is 52, this is fun, now lets figure out the build date
Alright...I'll air her "dirty laundry" Serial Number: *F8k2AT-183##* Max GW LBS: 22000 WB:159 Cert Net HP: 141 RPM: 3500 Trans: 5 DIR Rear Axle: 2 SPD Color: A Production Date: 15J 1K
"5 Star" cab with the bright trim & big backlight. Hood had "Big Job" emblems on sides. Came with OHV Lincoln, probably Dayton wheels.