250cc GP Slick       FRONT REAR Excellent performance in a variety of compounds. Used by many AMA & club race teams

Tire Size Compound Type Overall Diameter Overall Width Rim Sizes 125/600R17 YDC / YCX / YCY 23.6 4.5 [3.75]3.50-3.75 165/625R17 YDC / YCX / YCY / YCZ 24.8 6.3 [5.50]5.00-5.50 165/630R17 YDC / YCX / YCY 24.8 6.5 [5.50]5.00-5.50 155/635R18 YCX 25.0 6.0 [4.50]4.00-4.75   COMPOUND CHART / COLOR CODE View Compound Chart YDC [ultra soft] YCX [soft] YCY [medium] YCZ [hard]