i have two 37x12.50r15 mtrs that would make great spares. one has about 3/32" left with some light rock rash the other has about 1/32" with a lot of rock rash. they both hold air and would make great spares. 45obo for the one in good shape and 35obo for the one with the rock rash. located in coldsprings/reno i can meet in town if you let me know the night before. email me vinceackerman@yahoo.com for a quick responce. pick up only. not worth the shipping.