Genuine Toro OEM 117-7278-03 16.5 Inch Black Mulch Blade-1
Genuine Toro OEM 117-7278-03 16.5 Inch Black Mulch Blade-2
Genuine Toro OEM 117-7278-03 16.5 Inch Black Mulch Blade-3
Genuine Toro OEM 117-7278-03 16.5 Inch Black Mulch Blade-4
MPN: 117-7278-03

Genuine Toro OEM 117-7278-03 16.5 Inch Black Mulch Blade

Toro SKU: TOR-117-7278-03-X1-SHP Barcode: 021038986050

$24.74 $26.99 Save $2.25

Pack Size: 1-Pack

In stock!
Compatibility Check

Model Fitment

Use the fitment details below to confirm compatibility before ordering.
Compatible Models 
MODEL: 76448 — Titan ZXM4875 MyRide Zero Turn Riding Mower
- 2024-2025: 400000000 - 418999999
- 2026: 419000000 - 420199999
- 2026: 420200000 - 420213982
- 2026: 420213983 - 420319948
- 2026: 420319949 - 420435907
- 2026: 420435908 - 999999999

MODEL: 76425 — Titan ZXM4875 Zero Turn Riding Mower
- 2023: 400000000 - 415399999
- 2024: 415400000 - 417099999
- 2024: 417100000 - 417399999
- 2024: 417400000 - 999999999

MODEL: 74875 — Titan X4850 Riding Mower
- 2022: 400000000 - 411899999
- 2023: 411900000 - 999999999

MODEL: 74890 — Titan XS4850 Riding Mower
- 2022: 400000000 - 412151772
- 2022: 412151773 - 412299999
- 2023: 412300000 - 999999999

MODEL: 76420 — Titan ZX4875 Zero Turn Riding Mower
- 2023-2024: 400000000 - 999999999

MODEL: 74874 — Titan X4850 Riding Mower
- 2019-2021: 400000000 - 409239999
- 2022: 409240000 - 999999999

MODEL: 74887 — Titan XS4850 Riding Mower
- 2020: 400000000 - 406999999
- 2021: 407000000 - 409378060
- 2021-2022: 409378061 - 411455765
- 2022: 411455766 - 999999999

MODEL: 74886 — TimeCutter HD XS4850 Riding Mower
- 2019: 400000000 - 999999999

MODEL: 74864 — TimeCutter HD X4850 Riding Mower
- 2017: 400000000 - 401999999
- 2018: 402000000 - 999999999

MODEL: 74866 — TimeCutter HD XS4850 Riding Mower
- 2017: 400000000 - 401999999
- 2018: 402000000 - 999999999

MODEL: 74141 — Z Master Commercial 2000 Series Riding Mower, with 48in TURBO FORCE Side Discharge Mower
- 2012: 312000001 - 312999999
- 2013: 313000001 - 313999999
- 2014: 314000001 - 314999999
- 2015: 315000001 - 315999999
- 2016: 316000001 - 316999999

MODEL: 74142TE — Z Master Commercial 2000 Series Riding Mower, with 48 TURBO FORCE Side Discharge Mower
- 2014: 314000001 - 314999999
- 2015: 315000001 - 315999999
- 2016: 316000001 - 316999999

MODEL: 74846 — TITAN ZX 4800 Zero-Turn-Radius Riding Mower
- 2015: 315000001 - 315000462
- 2015: 315000463 - 315999999
- 2016: 316000001 - 316999999

MODEL: 74141TE — Z Master Commercial 2000 Series Riding Mower, with 48in TURBO FORCE Side Discharge Mower
- 2012: 312000001 - 312999999
- 2013: 313000001 - 313999999

MODEL: 74920 — TITAN ZX4820 Zero-Turn-Radius Riding Mower
- 2011: 311000001 - 311999999
- 2012: 312000001 - 312999999
- 2013: 313000001 - 313999999

MODEL: 74912 — TITAN ZX4800 Zero-Turn-Radius Riding Mower
- 2010: 310000001 - 310999999
Series Fits 
TimeCutter HD X4850 Riding Mower
Years: 2017, 2018
Models: 74864

TimeCutter HD XS4850 Riding Mower
Years: 2017, 2018, 2019
Models: 74866, 74886

Titan X4850 Riding Mower
Years: 2019-2021, 2022, 2023
Models: 74874, 74875

Titan XS4850 Riding Mower
Years: 2020, 2021, 2021-2022, 2022, 2023
Models: 74887, 74890

TITAN ZX 4800 Zero-Turn-Radius Riding Mower
Years: 2015, 2016
Models: 74846

TITAN ZX4800 Zero-Turn-Radius Riding Mower
Years: 2010
Models: 74912

TITAN ZX4820 Zero-Turn-Radius Riding Mower
Years: 2011, 2012, 2013
Models: 74920

Titan ZX4875 Zero Turn Riding Mower
Years: 2023-2024
Models: 76420

Titan ZXM4875 MyRide Zero Turn Riding Mower
Years: 2024-2025, 2026
Models: 76448

Titan ZXM4875 Zero Turn Riding Mower
Years: 2023, 2024
Models: 76425

Z Master Commercial 2000 Series Riding Mower, with 48 TURBO FORCE Side Discharge Mower
Years: 2014, 2015, 2016
Models: 74142TE

Z Master Commercial 2000 Series Riding Mower, with 48in TURBO FORCE Side Discharge Mower
Years: 2012, 2013, 2014, 2015, 2016
Models: 74141, 74141TE
Cross References 
Active Toro part number
117-7278-03
Cross-reference data is provided to help identify superseded or related part numbers.

16.5 Inch Mulch Blade

  • Toro 17.5 Inch OEM mulching blade. Toro mulching blades feature more curves and an increased cutting edge. The curved surface and increased cutting edge allows the blade to cut the grass and bring it into the deck where it is cut several more times before falling back onto the lawn in much smaller pieces. . 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 16.5 inch mulch blade.
  • OEM quality ensures consistent performance and precise compatibility with your equipment.
  • Durable construction built to withstand demanding operational conditions.
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