Ring, Backup, 340A, 340B, Start Year: 05/01/1983

Used in models:340, 445, 345D, 540A, 345C, 445A, 545D, 535, 420, 545A, 450, 250C, 445C, 540B, 335, 545C, 4610SU, 532, 515, 2600R, 3910V, 4130NO, 3230, 531, 3600, 3430, 3930N, 4110V, 4600SU, 3910R, 4600O, 4830, 3930NO, 3910H, 231, 3600R, 4630NO, 333, 3900, 3600N, 3930H, 2600V, 4610O, 4110O, 3600NO, 5030, 5030O, 233, 4830O, 4610NO, 4830N, 4600NO, 4110NO, 4610V, 2600N, 3600V, 4630O, 2810