John Deere Original Equipment Regular Yellow Led Seed Count Sensor - AA61908 The part specifications for AA61908: Part Number: AA61908 Part Name: Regular Yellow Led Seed Count Sensor This AA61908 Regular Yellow Led Seed Count Sensor fits these models: 1530 Tru-Vee Drill 1535 Tru-Vee Integral Grain Drill (North American Edition) 1700 Twin Row Planter 1705 Integral Planter (S.N. 760101- ) 1705 Twin Row Planter (S.N. 760101- ) 1725 CCS Twin Row Planter (S.N. 760101 - 785999) 1725 Stack Fold Planter (S.N. 760101- ) 1740 MaxEmerge XP Planter (Mexico) Deere Orthman DR8T Twin Row Planter (S.N. -785999) Deere Orthman Planter (DR12, DR16, DR18, DR24)(S.N. 760101- ) MaxEmerge XP Row Units and Attachments Pro-Series XP Planting Unit (S.N. 710101- ) This is an OEM John Deere part.