You don't say how wide the tires are? I alway run the narrower tire on the front if using different branded tires. So on the rear i have a Conti Mud King 1.8 rear and a GEAX Gato Mud 1.7. In the dry i run Conti Race King 2.0 F & R. I agree with others the 'arrow' tread should be on the front.