Expect longer than usual lead times and limited product availability due to supply chain disruptions. Surges may apply to non stocking items.

Exmark 66" Mulching Blade 103-5878-S

Mulching Blade 

Price: $38.15

Your Price


Replaces: 103-9612, 103-9612-S, 109-5878


Exmark 66" Mulching Blade 103-5878-S

Mulching Lawn Mower Blade 109-5878-S

 Used On The Following Exmark Lawn Mowers:


Replaces the following OEM Exmark Lawn Mower Blade(s):

EXMARK 103-9612, 103-9612-S, 109-5878

Buy OEM Exmark Lawn Mower Parts Online from the Exmark Experts at Mutton Power
*Not sure if the parts you are buying are for your equipment? Make sure you check the Parts Specifications as well as the Compatible Mowers on all of the Exmark Parts Online for Sale to make sure your Exmark Mower Model is listed!
This helps to eliminate incorrect orders which means you are using your machine now vs later!*

Exmark Mower Model Serial # Range
Lazer Z Air-Cooled 670,000 - 789,999
Lazer Z XS Air-Cooled 790,000 - 849,999
Lazer Z XS Diesel 720,000 - 849,999


Manufacturer Exmark
SKU 109-5878-S
Cutting Width 66"
Equip. Model Exmark Lazer Z XS Parts
Product Info
Center Hole Type 15/16" Hole Diameter

Frequently Asked Questions


Join the MuttonPower.com Mailing List for Special Savings!

Get Latest Offers and Updates From Mutton Power Equipment.