YAMAHA SNOWMOBILE BLACK SNOW FLAP 16" LONG NYTRO, APEX, VECTOR, RX-1, PHAZER Holes for rivets should match up to almost about any model. This style snow flap is used on most of the new Yamaha snowmobile's. Total width where rivet holes are located= 161/2". Four rivet holes. Length from top to bottom= 151/2". Length from top to horizontal line which runs from side to side 121/8"