Parts list: № Number Qty Name Options 1 PF90398 1 Steering System 2 RE259034 1 Steering Controller Next page: ST787197 Attachment, AutoTrac™ Tractor Kit, 8030 Series W/ MFWD (PIN -005466) ST787604 Attachment, AutoTrac™ Tractor Kit, 7720, 7820, 7920 Series Tractors ST787884 Attachment, AutoTrac™ Tractor Kit, 6105R, 6115R, 6125R W/ MFWD (2 of 3) ST791243 Attachment, AutoTrac™ Tractor Kit, 6130R (3 of 3) ST803848 Attachment, Autotrac™ Tractor Kit, 6140R, 6150R W/ MFWD (2 of 3) ST757342 Attachment, AutoTrac™ Tractor Kit, 7420, 7520 Models W/ MFWD ST756066 Attachment, AutoTrac™ Tractor Kit, 8010T (All PINs) or 8020T Series (PIN -902000) ST751150 Attachment, AutoTrac™ Tractor Kit, 6420 Series W/ MFWD ST751053 Attachment, Autotrac™ System, Scraper Kit, 9R ( Not for Australia, Canada, New Zealand and USA) ST749350 Attachment, AutoTrac™ Tractor Kit, 7720 or 7820 W/ MFWD and IVT™ (For North America)