Parts list: № Number Qty Name Options 1 PF90538 1 Harness Kit Next page: ST73366 Foot Switch Power Harness, 4WD Tractor ST852266 Attachment, Harness Kit, Front Extension, 3 m (2 of 2) ST860374 Wiring Harness, Universal Active Implement Guidance, W/O External Valve ST857954 Active Implement Guidance External Valve Bracket Kit ST712921 Automatic Implement Detection (AID) Controller Kit ST860364 Attachment, Wiring Harness, Universal Active Implement Guidance, W/O External Valve ST72825 iGrade™ or Active Implement Guidance Implement CAN Extension Harness, 9000, 20, and 30 Series 4WD Tractors ST73365 Foot Switch Power Harness, Row Crop Tractor ST72826 Attachment, Active Implement Guidance Implement Feedback Harness Extension, 9 Meter ST72882 Foot Switch Power Extension Harness, 11 meter