7 Tooth Seed Spacing Gear for Cole 40, 41, 42, 43, 44, 45, 46 Planter, 326 Rockshaft uses 2 pins per

Rockshaft uses 2 pins per side

Minneapolis Moline -  Big Mo 500 (Gas / DSL )

Often the safest  approach is to remove the lines at the pump and the Touch Control hydraulic unit to gain needed clearance

and various other model disc plows

7 Tooth Seed Spacing Gear for Cole 40, 41, 42, 43, 44, 45, 46 Planter, 326 Rockshaft uses 2 pins per7 Tooth Seed Spacing Gear for Cole Planters Models 40, 41, 42, 43, 44, 45, and 46. Referred to in Cole Equipment planter parts catalog as a "seven point change sprocket" and was used to adjust seed spacing distance. Cole Manufacturing planter part number 326. The gear will fit a hex shaft. The hex diameter is 1 5 16" inch point to point. The total outside diameter is 3 3 16" inch. Current Cole part numbers may vary from the casting numbers embossed on