Disc
Part #:A51840
 Type - Spring Ceramic Button
 Disc O.D - 11"
 Disc Hub Size - 1-3/8"
 Disc Spline - 21
 USE FOR A39087
 Models: 420, 430, 440, 441, 470, 480, 530, 570, 580
Release Bearing
Part #:N1171
Reference #: 2255-18
Reference #: 8225518
Reference #: AT17464
 ID - 2.250"
 OD - 3.750
 Thickness - 0.750"
 USE FOR 8225518
 Models: 420, 430,
440, 441, 470, 480, 530, 570, 580
Pilot Bearing
Part #:6006-2RS
 I.D - 1.18
 O.D - 2.165
 Thickness - 0.509
 Models: 420, 430, 440, 441,
470, 480, 530, 570, 580