Suggested replacement:  Regulator, Rectifier for John Deere AM109462, Kawasaki 21066-2071, Shindengen SH637-12
Description :
For: John Deere, Kawasaki
KW2071 - Regulator, Rectifier Assembly, 12 Volt, Shunt-Type, 14.4 Vset, For John Deere, Kawasaki Alternators
Notes: 1(2-Pin) & 1(4-Pin) Plug Connectors
Features:

Solid state
Current limiting
Ceramic hybrid construction
14.4V set, Shunt Type, 12V
Used On: John Deere (2000-2012)Commercial walk behind Mowers w/Kawasaki Engine w/electric clutch, rope start