Cub Cadet Spindle Assembly - 918-08473

New OEM Cub Cadet 918-08473 Spindle Assembly

The New OEM Cub Cadet 918-08473 Spindle Assembly is a genuine replacement mower deck spindle assembly used on select Cub Cadet PRO X and PRO Z commercial zero-turn mowers. This spindle assembly helps support proper blade rotation and cutting performance when the original spindle is worn, noisy, damaged, or failing.

Replaces / Substitutes

This spindle assembly may also be listed under the following replacement or substituted part numbers:

61807371
618-07371
61808473
618-08473
918-08473
Important Fitment Note

The 918-08473 spindle assembly does not fit all Cub Cadet mowers. Please verify your mower’s complete model number, deck size, and production year before ordering to confirm compatibility.

Fits Select Cub Cadet PRO X Models

The Cub Cadet 918-08473 spindle assembly fits select PRO X commercial mower models, including:

Cub Cadet PRO X 600 KW 648
Models: 53AI8CSF050, 53RI8CSF050, 53FI8CSFA50
Years: 2020, 2021, 2022, 2023, 2024, 2025 where listed
Cub Cadet PRO X 600 KW 654
Models: 53AI8CSA050, 53RI8CSA050, 53FI8CSAA50
Years: 2020, 2021, 2022, 2023, 2024, 2025, 2026 where listed
Cub Cadet PRO X 600 KW 660
Models: 53AI8CSU050, 53RI8CSU050, 53FI8CSUA50
Years: 2020, 2021, 2023, 2024, 2026 where listed
Cub Cadet PRO X 600 KW EFI 654
Models: 53RL8CSA050, 53FV8CSAA50
Years: 2021, 2022, 2023, 2024, 2025, 2026 where listed
Cub Cadet PRO X 600 KW EFI 660
Models: 53RL8CSU050, 53FV8CSUA50
Years: 2021, 2022, 2023, 2025, 2026 where listed
Fits Select Cub Cadet PRO Z 500 Models

This spindle assembly also fits select PRO Z 500 models, including:

Cub Cadet PRO Z 500 KW 554-L
Models: 53TIHJTN050, 53RIHTTN050
Years: 2019, 2020, 2021, 2022, 2023 where listed
Cub Cadet PRO Z 500 KW 554-S
Models: 53TIHJUN050, 53RIHTUN050
Years: 2019, 2020, 2021, 2022, 2023 where listed
Cub Cadet PRO Z 500 KW 560-L
Models: 53TIHJTV050, 53RIHTTV050
Years: 2019, 2020, 2021, 2022, 2023 where listed
Cub Cadet PRO Z 500 KW 560-S
Models: 53TIHJUV050, 53RIHTUV050
Years: 2019, 2020, 2021, 2022, 2023 where listed
Fits Select Cub Cadet PRO Z 700 Models

The 918-08473 spindle assembly fits select PRO Z 700 models, including:

Cub Cadet PRO Z 700 KW 754-L
Models: 53FIHTTN050, 53TIHTTNA50
Years: 2024, 2025, 2026 where listed
Cub Cadet PRO Z 700 KW 754-S
Models: 53FIHTUN050, 53TIHTUNA50
Years: 2024, 2025, 2026 where listed
Cub Cadet PRO Z 700 KW 760-L
Models: 53TIHKTV050, 53FIHTTV050, 53UIHTTV050, 53TIHTTVA50
Years: 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026 where listed
Cub Cadet PRO Z 700 KW 760-S
Models: 53TIHKUV050, 53FIHTUV050, 53UIHTUV050, 53TIHTUVA50
Years: 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026 where listed
Cub Cadet PRO Z 700 KW 772-L
Models: 53TIHKTY050, 53RIHTTY050, 53FIHTTYA50
Years: 2019, 2020, 2021, 2024, 2025, 2026 where listed
Fits Select Cub Cadet PRO Z 900 Models

This OEM spindle assembly also fits select PRO Z 900 models, including:

Cub Cadet PRO Z 900 KW 960-L
Models: 53TIHMTV050, 53RLHMTV050, 53RLHUTV050, 53FLHUTV050, 53TLHUTVA50
Years: 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026 where listed
Cub Cadet PRO Z 900 KW 960-S
Models: 53TIHMUV050, 53RIHUUV050, 53RLHUUV050, 53FLHUUVA50
Years: 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026 where listed
Cub Cadet PRO Z 900 KW 960-S SurePath
Model: 53RIHMAV050
Years: 2021, 2022
Cub Cadet PRO Z 900 KW 972-L
Models: 53TIHMTY050, 53RLHMTY050, 53RLHUTY050, 53FLHUTY050, 53TLHUTYA50
Years: 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026 where listed
Cub Cadet PRO Z 900 KW 972-S
Models: 53FIHMUY050, 53RIHUUY050, 53RLHUUY050
Years: 2019, 2020, 2021, 2022, 2023, 2024 where listed
Cub Cadet PRO Z 900 KW 972-S SurePath
Model: 53RIHMAY050
Years: 2021, 2022
Cub Cadet PRO Z 900 KW 972-SD / 972 SD
Models: 53FLHVUYA50, 53RLHVUY050
Years: 2024, 2025, 2026 where listed
Cub Cadet PRO Z 900 KW 972-SD Dually
Model: 53TIHMUY050
Years: 2018, 2019, 2020, 2021, 2022, 2023
Cub Cadet PRO Z 900 KW 972-SDL Dually
Models: 53TILMUY050, 53RLLMUY050, 53RLHMUY050, 53RLLVUY050, 53FLLMUY050, 53FLLVUYA50
Years: 2020, 2021, 2022, 2023, 2024, 2025, 2026 where listed
Cub Cadet PRO Z 900 KW EFI 972-S
Model: 53FLHUUYA50
Years: 2025, 2026
Product Description

Replace a worn, damaged, or failing deck spindle with the New OEM Cub Cadet 918-08473 Spindle Assembly. Designed for select Cub Cadet PRO X and PRO Z commercial zero-turn mowers, this genuine OEM spindle assembly helps restore smooth blade rotation, dependable deck operation, and proper cutting performance.

Because spindle fitment can vary by deck size, model number, and production year, always match your mower’s full model and year information to the compatibility list before purchasing.