ET Street Tire P305/35R20 Revs/Mile 722 Mickey ThompsonA street tire that can be driven on the track, the ET Street S S from Mickey Thompson is a high performance street to strip tire with radial construction, R compound and more Details: Centerline Tread Depth 180: 6 Circumference (in): 90. 2 Clean Oil: No Compound Designation: R2 Equivalent Size: 29X12. 50R20 Gross Weight (lb): 34. 07 Inflated Overall Diamter (in): 28. 7 Inflated Section Width (in): 12 Inflated Tread Width (in): 10. 98 Load Range: STD