Genuine Toro OEM 140-4858 18" Atomic Blade BLADE-18.00 [.204]-1
Genuine Toro OEM 140-4858 18" Atomic Blade BLADE-18.00 [.204]-2
Genuine Toro OEM 140-4858 18" Atomic Blade BLADE-18.00 [.204]-3

Genuine Toro OEM 140-4858 18" Atomic Blade BLADE-18.00 [.204]

Toro SKU: TOR-140-4858-X1-SHP

$29.02 $33.99 Save $4.97

Pack Size: 1-Pack

In stock!
Compatibility Check

Model Fitment

Use the fitment details below to confirm compatibility before ordering.
Compatible Models 
MODEL: 71505 — GrandStand Mower, With 52in TURBO FORCE Cutting Unit
- Early Model: 415000000 - 419999999
- 2020-2021: 400000000 - 409999999
- 2022: 410000000 - 414999999

MODEL: 72264TE — Z Master Professional 7000 Series Riding Mower, With 132cm TURBO FORCE Side Discharge Mower
- 2020: 400000000 - 406427908
- 2020: 406427909 - 406429999
- 2021: 406430000 - 409547309
- 2022: 409547310 - 411699999
- 2023: 411700000 - 999999999

MODEL: 72266 — 400000000 - 408799016
- 2020-2021: 400000000 - 408799016

MODEL: 72279TE — Z Master Professional 7000 Series Riding Mower, With 132cm TURBO FORCE Rear Discharge Mower
- 2020: 400000000 - 406397918
- 2020: 406397919 - 406399999
- 2021: 406400000 - 409999999
- 2022: 410000000 - 999999999

MODEL: 72505 — GrandStand Mower, With 52in TURBO FORCE Cutting Unit
- 2020: 400000000 - 407139565
- 2020-2022: 407139566 - 411799999
- 2022: 411800000 - 412999999
- 2023: 413000000 - 414288319
- 2023: 414288320 - 414555440
- 2023: 414555441 - 415045420
- 2023: 415045421 - 415399999
- 2023-2024: 415400000 - 417399999
- 2024: 417400000 - 417499999
- 2024-2025: 417500000 - 419999999
- 2026: 420000000 - 999999999

MODEL: 72506 — GrandStand HDX Mower, With 52in TURBO FORCE Cutting Unit
- 2023: 400000000 - 414499999
- 2023-2024: 414500000 - 416325750
- 2024: 416325751 - 417999999
- 2025: 418000000 - 419999999
- 2026: 420000000 - 999999999

MODEL: 72507 — GrandStand Mower, HD 52in TURBO FORCE Cutting Unit
- 2024: 400000000 - 416399999
- 2024: 416400000 - 416599999
- 2024: 416600000 - 416799999
- 2024: 416800000 - 417399999
- 2024: 417400000 - 417499999
- 2025: 417500000 - 419999999
- 2026: 420000000 - 999999999

MODEL: 72519 — GrandStand Mower, With 52in TURBO FORCE Cutting Unit
- 2020: 400000000 - 407087879
- 2020-2022: 407087880 - 411699999
- 2022: 411700000 - 412799999
- 2022-2023: 412800000 - 414265248
- 2023: 414265249 - 414348544
- 2023: 414348545 - 415399999
- 2024: 415400000 - 416599999
- 2024: 416600000 - 416999999
- 2024: 417000000 - 417329999
- 2024: 417330000 - 417599999
- 2025: 417600000 - 419999999
- 2026: 420000000 - 999999999

MODEL: 72529 — GrandStand Multi Force Mower, With 52in TURBO FORCE Cutting Unit
- 2020: 400000000 - 407034236
- 2020-2022: 407034237 - 411699999
- 2022: 411700000 - 999999999

MODEL: 72530 — GrandStand Multi Force Mower, With 52in TURBO FORCE Cutting Unit and Low Flow Hydraulics
- 2022: 400000000 - 412899999
- 2023: 412900000 - 414348584
- 2023: 414348585 - 414427421
- 2023: 414427422 - 414599999
- 2023: 414600000 - 414962983
- 2023: 414962984 - 415299999
- 2024: 415300000 - 416599999
- 2024: 416600000 - 416999999
- 2024: 417000000 - 417319999
- 2024: 417320000 - 417999999
- 2025: 418000000 - 418199999
- 2025: 418200000 - 418399999
- 2025: 418400000 - 419999999
- 2026: 420000000 - 420239999
- 2026: 420240000 - 420299999
- 2026: 420300000 - 999999999

MODEL: 72531 — GrandStand Multi Force Mower, With 52in TURBO FORCE Cutting Unit
- 2026: 400000000 - 420199999
- 2026: 420200000 - 420249999
- 2026: 420250000 - 999999999

MODEL: 72906 — Z Master Professional 5000 Series Riding Mower, with 52in TURBO FORCE Side Discharge Mower
- 2020-2022: 400000000 - 412199999
- 2023: 412200000 - 414127735
- 2023: 414127736 - 415299999
- 2024: 415300000 - 420189999

MODEL: 72907 — Z Master Professional 5000 Series Riding Mower, with 52in TURBO FORCE Side Discharge Mower
- 2024: 400000000 - 417499999
- 2025: 417500000 - 418121843
- 2025: 418121844 - 419999999

MODEL: 72908 — Z Master Professional 5000 Series Riding Mower, with 52in TURBO FORCE Side Discharge Mower
- 2024: 400000000 - 417999999
- 2025: 418000000 - 419999999
- 2026: 420000000 - 420231176

MODEL: 72932 — Z Master Commercial 3000 Series Riding Mower, with 52in TURBO FORCE Side Discharge Mower
- 2020: 400000000 - 999999999

MODEL: 72949 — Z Master Commercial 3000 Series Riding Mower, with 52in TURBO FORCE Side Discharge Mower
- 2020: 400000000 - 406397818
- 2020-2022: 406397819 - 412429052
- 2022: 412429053 - 412799999
- 2023: 412800000 - 414086323
- 2023: 414086324 - 999999999

MODEL: 72949HD — 400000000 - 999999999
- 2020-2021: 400000000 - 999999999

MODEL: 72955 — Z Master Professional 5000 Series Riding Mower, with 52in TURBO FORCE Side Discharge Mower
- 2020-2022: 400000000 - 412399999
- 2023: 412400000 - 414121589
- 2023: 414121590 - 414999999
- 2025: 418000000 - 419999999

MODEL: 72956 — Z Master Professional 5000 Series MR Riding Mower, with 52in Turbo Force Side Discharge Mower
- 2024: 400000000 - 417999999
- 2025: 418000000 - 419999999
- 2026: 420000000 - 999999999

MODEL: 72969TE — Z Master Professional 6000 Series Riding Mower, with 132cm TURBO FORCE Side Discharge Mower
- 2023: 412900000 - 999999999

MODEL: 74002 — 52in Z Master 4000 Series Riding Mower
- 2021: 400000000 - 409859942
- 2021-2022: 409859943 - 411420644
- 2022: 411420645 - 412999999
- 2023: 413000000 - 414067527
- 2023: 414067528 - 414067571
- 2023: 414067572 - 414264407
- 2023: 414264408 - 414299999
- 2023: 414300000 - 415899999
- 2024: 415900000 - 416268195
- 2024: 416268196 - 416644908
- 2024: 416644909 - 417299999
- 2025: 417300000 - 418025565
- 2025: 418025566 - 418566964
- 2025: 418566965 - 418566980
- 2025: 418566981 - 419999999
- 2026: 420000000 - 420899999

MODEL: 74002TA — 52in Z Master 4000 Series Riding Mower
- 2026: 400000000 - 420599999

MODEL: 74010 — 52in Z Master 4000 Series Riding Mower
- 2021: 400000000 - 409428450
- 2021-2022: 409428451 - 411481175
- 2022: 411481176 - 412999999
- 2023: 413000000 - 414067744
- 2023: 414067745 - 414067787
- 2023: 414067788 - 414303378
- 2023: 414303379 - 415399999
- 2024: 415400000 - 416268909
- 2024: 416268910 - 416534725
- 2024: 416534726 - 417999999
- 2025: 418000000 - 418028337
- 2025: 418028338 - 418028353
- 2025: 418028354 - 419999999
- 2026: 420000000 - 420599999

MODEL: 74010HD — 52in Z Master 4000 Series Riding Mower
- Early Model: 400000000 - 417199999
- 2025: 417200000 - 418028709
- 2025: 418028710 - 418028725
- 2025: 418028726 - 418028729
- 2025: 418028730 - 419999999
- 2026: 420000000 - 420213446
- 2026: 420213447 - 420299999

MODEL: 74050 — 52in Z Master 4000 Series Riding Mower
- 2021: 400000000 - 410142053
- 2021-2022: 410142054 - 411424068
- 2022: 411424069 - 411424076
- 2022: 411424077 - 412999999
- 2023: 413000000 - 414070235
- 2023: 414070236 - 414070279
- 2023: 414070280 - 414386850
- 2023: 414386851 - 415399999
- 2024: 415400000 - 416273167
- 2024: 416273168 - 416273179
- 2024: 416273180 - 417399999
- 2025: 417400000 - 418029915
- 2025: 418029916 - 419999999

MODEL: 74050TA — 52in Z Master 4000 Series Riding Mower
- 2021: 400000000 - 410167663
- 2022: 410167664 - 411435591
- 2022: 411435592 - 411435611
- 2022: 411435612 - 411999999
- 2023: 412000000 - 414071765
- 2023: 414071766 - 414071837
- 2023: 414071838 - 415399999
- 2024: 415400000 - 416273263
- 2024: 416273264 - 416273287
- 2024: 416273288 - 417900000
- 2025: 418000000 - 418573128
- 2025: 418573129 - 418573136
- 2025: 418573137 - 419999999

MODEL: 74052 — 52in Z Master 4000 Series Riding Mower
- 2021: 400000000 - 410020993
- 2021-2022: 410020994 - 411423784
- 2022: 411423785 - 411423792
- 2022: 411423793 - 412190584
- 2022: 412190585 - 412999999
- 2023: 413000000 - 414070391
- 2023: 414070392 - 414070431
- 2023: 414070432 - 414070435
- 2023: 414070436 - 414070467
- 2023: 414070468 - 414316967
- 2023: 414316968 - 415399999
- 2024: 415400000 - 416273371
- 2024: 416273372 - 416273439
- 2024: 416273440 - 416442646
- 2024: 416442647 - 417399999
- 2025: 417400000 - 418030175
- 2025: 418030176 - 418190431

MODEL: 74053TE — 132cm Z Master 4000 Series Riding Mower
- 2021: 400000000 - 408914113
- 2021: 408914114 - 409854705
- 2021: 409854706 - 410169999
- 2022: 410170000 - 411435667
- 2022: 411435668 - 412200229
- 2022: 412200230 - 412999999
- 2023: 413000000 - 414071897
- 2023: 414071898 - 414324374
- 2023: 414324375 - 414324426
- 2023: 414324427 - 414387043
- 2023: 414387044 - 415099999
- 2024: 416200000 - 416399999
- 2025: 416400000 - 418030504
- 2025: 418030505 - 418030532
- 2025: 418030533 - 418626906
- 2025: 418626907 - 419999999
- 2026: 420000000 - 420899999
Series Fits 
52in Z Master 4000 Series Riding Mower
Years: Early Model, 2021-2026
Models: 74002, 74002TA, 74010, 74010HD, 74050, 74050TA, 74052

Z Master Professional 5000 Series Riding Mower, with 52in TURBO FORCE Side Discharge Mower
Years: 2023, 2024, 2025, 2026
Models: 72906, 72907, 72908, 72955

GrandStand Mower, With 52in TURBO FORCE Cutting Unit
Years: Early Model, 2020-2026
Models: 71505, 72505, 72519

GrandStand Multi Force Mower, With 52in TURBO FORCE Cutting Unit
Years: 2020, 2022, 2026
Models: 72529, 72531

Z Master Commercial 3000 Series Riding Mower, with 52in TURBO FORCE Side Discharge Mower
Years: 2020, 2022, 2023
Models: 72932, 72949

132cm Z Master 4000 Series Riding Mower
Years: 2021-2026
Models: 74053TE

400000000 - 408799016
Years: 2020-2021
Models: 72266

400000000 - 409999999
Years: 2020-2021
Models: 71505

400000000 - 412199999
Years: 2020-2022
Models: 72906

400000000 - 412399999
Years: 2020-2022
Models: 72955

400000000 - 999999999
Years: 2020-2021
Models: 72949HD

406397819 - 412429052
Years: 2020-2022
Models: 72949

407034237 - 411699999
Years: 2020-2022
Models: 72529

407087880 - 411699999
Years: 2020-2022
Models: 72519

407139566 - 411799999
Years: 2020-2022
Models: 72505

409428451 - 411481175
Years: 2021-2022
Models: 74010

409859943 - 411420644
Years: 2021-2022
Models: 74002

410020994 - 411423784
Years: 2021-2022
Models: 74052

410142054 - 411424068
Years: 2021-2022
Models: 74050

412800000 - 414265248
Years: 2022-2023
Models: 72519

414500000 - 416325750
Years: 2023-2024
Models: 72506

415400000 - 417399999
Years: 2023-2024
Models: 72505

417500000 - 419999999
Years: 2024-2025
Models: 72505

GrandStand HDX Mower, With 52in TURBO FORCE Cutting Unit
Years: 2023, 2024, 2025, 2026
Models: 72506

GrandStand Mower, HD 52in TURBO FORCE Cutting Unit
Years: 2024, 2025, 2026
Models: 72507

GrandStand Multi Force Mower, With 52in TURBO FORCE Cutting Unit and Low Flow Hydraulics
Years: 2022, 2023, 2024, 2025, 2026
Models: 72530

GrandStand Multi Force Mower, With 60in TURBO FORCE Cutting Unit and Low Flow Hydraulics
Years: 2026
Models: 72531

Z Master Professional 5000 Series MR Riding Mower, with 52in Turbo Force Side Discharge Mower
Years: 2024, 2025, 2026
Models: 72956

Z Master Professional 6000 Series Riding Mower, with 132cm TURBO FORCE Side Discharge Mower
Years: 2023
Models: 72969TE

Z Master Professional 7000 Series Riding Mower, With 132cm TURBO FORCE Rear Discharge Mower
Years: 2020, 2021, 2022
Models: 72279TE

Z Master Professional 7000 Series Riding Mower, With 132cm TURBO FORCE Side Discharge Mower
Years: 2020, 2021, 2022, 2023
Models: 72264TE
Cross References 
Active Toro part number
140-4858
Cross-reference data is provided to help identify superseded or related part numbers.

18 Inch Atomic Blade

  • Toro 18 Inch OEM Atomic blade. The Toro Atomic blade is commonly referenced as a “Gator Style” or “Gator Blade”. Provides the best quality of cut while mulching. This Toro blade has multiple applications. Be sure to verify model and serial number to ensure the correct part.
  • Designed for responsive engagement and reliable performance as a 18 inch atomic blade.
  • OEM quality ensures consistent performance and precise compatibility with your equipment.
  • Durable construction built to withstand demanding operational conditions.
  • Will help produce a crisp quality cut
  • This blade is sold individually
  • To best protect your investment and maintain optimal performance of your equipment, count on Toro genuine parts
Not sure if the Part will fit?

Not sure if the Part will fit?

Try our parts finder