2004 Yamaha WaveRunner VX110 Sport and VX110 Deluxe Service Manual, Page 131Get this manual
REDUCTION DRIVE GEAR
Drive shaft installation 1Install: Drive shaft Collar
NOTE: Press the into the reduction drive gear case using pipe that is more than 30 mm (1.18 in) long, and which has an outer diameter of approximately 35 mm (1.97 in) and an inner diameter of approximately 28 0.5 mm (1.10 0.02 in)