I've always had great service from AVON, handling, mileage, ride always been great on every bike I've put them on. AVON makes a tire just for the GW. Call AVON USA tech rep. 800# to get P/N. From Dennis Kirk, delivered for just under $300. 1oz beads in the F; 2oz beads in the R, @ 100+ mph smooth a silk. Nothing else to say.