Intermediate to hard terrain desert tire. Tested and proven in the Baja 1000. Heavy-duty construction and a stiffer casing allows the D739 AT to excel in rugged conditions under extreme abuse. High-durability compound is optimized for desert terrains and conditions. Tread design and placement provides exceptional traction for impressive acceleration grip, plus enhanced braking and lean-angle traction. Winner of multiple Baja championships. 120/100-18 size now available. Tire Name Size Position Load/Speed Index Sidewall Part Number Applicable RimsRecommended Rim Overall Diameter Overall Width Full Tread Depth Maximum Load @ PSI D739 AT 110/100-18 REAR 64M BW 45141307 2.152.50 27.00 5.00 21/32 617 D739 AT 120/100-18 REAR 68M BW 45141309 2.153.50 27.56 5.43 20/32 694