Sea-Doo Crankshaft 4TEC Challenger 1800
Tower /Challenger CS /Tower /GTI N /A 130 /GTI SE /GTX 4 Tec /GTX 4 Tec SC /GTX 4 Tec Wakeboard /Islandia 220RXP 155 /RXT /Speedster 200 Twin SC /Tower SC /Wake SC /Speedster 200 Twin /Tower /Wake/ 2006 2007