WESTLAKE SL369 RADIAL A/T Sometimes you have to go off road to get the job done. The Westlake SL369 is designed with a versatile all-terrain tread pattern that performs on highways and off-road. Rugged terrain, rocky landscape, or muddy turf will not stop these tires from delivering you to your destination. For a tire that works as hard as you do, ask for a set of Westlake SL369s! .