- Dim A (1) : 5.250" O.D.
- Dim B (2) : 3.930" I.D.
- Dim C (3) : 45 Teeth
- Dim D (4) : 3.843" Major/ 3.660" Minor
- Replaces : 81804831
- Sections and Models:
- Transmission & Rear Axle > Clutch Disc: Trans and PTO
- Ford / New Holland INDUSTRIAL/CONSTRUCTION: 550 (1/75-2/81)
- Ford / New Holland INDUSTRIAL/CONSTRUCTION: 555 (1/75-2/81)
- Ford / New Holland INDUSTRIAL/CONSTRUCTION: 555A (1/75-2/81)
- Ford / New Holland INDUSTRIAL/CONSTRUCTION: 555B (1/75-2/81)
- Ford / New Holland INDUSTRIAL/CONSTRUCTION: 655 (1/75-2/81)
- Ford / New Holland INDUSTRIAL/CONSTRUCTION: 655A (1/75-2/81)
- mega-cross:
- Stocked As: : A-AR39128
- Crosses To: : A-AR39128 : A & I MEGA-CROSS
- Machine Types : Industrial/construction
- Makes : Ford / New Holland
- Models : 550, 655a, 555a, 555, 555b, 655
- Models :