Per L,
I just test drove a 1986 Syncro Double Cab Pickup truck. It had 225/75R15 tires. They are too large and scruff the wheel well on turns and on uneven ground. IMHO 215/75R15 is probably as large as you should go.
-Larry
'86 Syncro Westfalia

Per Lindgren wrote:

> It depends on what size rims you have. On 14", I believe the largest you can get is 27x8,5-14 and on 15" you can go with 215/75R15 and probably 225/75R15. 16" should also work, 205R16 or maybe 225/60R16.