Parts list: № Number Qty Name Options 1 A58818 AR Hose For Regular Arm 1 [] AR CTL AR, MF A89903, For Long Arm 2 A58816 AR Tee Fitting 3 A106698 AR Tee Fitting 4 A107355 AR Fitting For Long Arm 5 A85801 AR Elbow Fitting Next page: ST863061 Pneumatic Downforce Hoses, Closing Wheel (770101 - ) ST1038672 Hydraulic Motor and Air Compressor, Pneumatic Closing Wheel, Performance Upgrade Kit ST806709 Attachment, Pneumatic Downforce, Spring Assembly, Regular Arm ST717499 Hydraulic Motor / Active Valve, Pneumatic Downforce ST1038598 Wiring Harness, Dual Rank and Row Cleaner, Performance Upgrade Kit ST862826 Valve, Dual Section, Pneumatic Controlled Closing Wheel (770101 - ) ST862823 Active Downforce Control Valve W/ 5 Valves ST851380 Air Tank and Support, Active Pneumatic Downforce, CCS™ ST841733 Air Tank, Non Active Pneumatic Downforce Compressor ST841160 Non-Active Downforce Control Valve (765101 - )