Stock replacement tires for 13" rims

Any line on a set of 4?
How about the Kumho Solus KR21 P185/70R13 85T (about $80 each) or the Toyo Extensa A/S P185/70R13 85S ($58 each plus $12 each shipping)? Most of the 13" tires out there in these sizes are trailer tires.