Need Speedo gear for my 64 dart

According to my 65 FSM the yellow gear (22 teeth) is the largest one that was available. If you have a 904, here is what was used for a 3.55 gear with the tire size listed:

Tire Size 3.55:1

6.50-13 20 green
6.70-13 19 dk blue
7.00-13 20 green
7.35-14 21 gray
7.75-14 19 dk blue
8.25-14 19 dk blue
6.70-15 18 dk purple