Suzuki DF200/DF225/DF250 V6 4-Stroke Outboards Service Manual, Page 355Get this manual
LOWER UNIT
Insert two (2) small detent balls 4, large detent ball 5, detent spring and large detent ball into connector pin 3Then depress detent ball and temporarily insert stopper pin into dog pin hole of connector pin, as shown in right figure
NOTE: Temporarily insert gearcase dowel pin into the connector pin to prevent the detent ball from falling out