I run GOODYEAR 33X14.5 & PHOENIX 32X14 & M/T 32X14 on my bird and they all worked GOOD but the GOODYEARS was the best but now on my DUSTER i was running M/T 31X10.5W they was real good but i just went to HOOSIERS 32X13 this year and man they HOOK i like them but it`s hard to beat GOODYEAR & M/T