Tire Designation	Final OD w/ 0.188" Rim	Final OD w/ 0.170 Rim
312	.336	X
316	.340	X
320	.344	.330
324	.348	.334
328	.352	.338
332	.356	.342
336	.360	.346
340	.364	.350
344	.368	.354
348	.372	.358