68 cuda tire size

15X8 with 4.5" backspacing and a 255-60 will fit nice. I ran 255-60s before I mov1ed my springs. My rims were 4-7/8" backspacing and they were close to the springs so 4.5" should be perfect.





If you want a stickey drag radial M/T sells them in 255-60-15