Top Shaft Assembly, John Deere (440000 - ) 57 POWRREVERSER TRANSMISSION (PY10678), 12x12, 540/540E RPM, WITHOUT HAND BRAKE 5425(S.N. 002632-), 5625(S.N. 001689-) and 5725(S.N. 005048-) Tractors (Manufactured in Monterrey)(Worldwide Edition) PC6101 in TRACTOR 5725HC