Stage6 HQ Piaggio transmission bearings and sealing rings High-quality bearings are extremely important, especially for tuned engines, which is why Stage6 has put together this highly durable set of bearings/seals from leading manufacturers. The set consists of: 1x Primary Bearing SKF 6203/C3 - 17 x 40 x 12 mm1x Bearing (rear wheel) FAG 6204-2RS - 20 x 47x 14 mm1x BK1212 needle bearing - 12 x 18 x 12 mm1x shaft sealing ring (rear wheel) - 17 x 28 x 5 mm1x NBR shaft sealing ring - 30 x 47 x 6 mm We recommend that you also get a new transmission fluid. For Piaggio LC and AC (Zip, TPH, NRG and many more).