This part is commonly Used on models:
18748 48in Z Master Revolution Series Riding Mower
18740TE 122cm Z Master Revolution Series Riding Mower
18562 Grandstand Revolution Mower with 48in TURBO FORCE Cutting Unit
18840TE GrandStand Revolution Mower with 122cm TURBO FORCE Rear Discharge Cutting Unit
18745TE 122cm Z Master Revolution Series Riding Mower