The John Deere X140 mower blade part number found is M144202. The blade set part numbers found are M144176 and M144177. The deck uses 3 blades.
Blade part #M144202
Blade set part #M144176 and M144177
Blade count3 blades
John Deere X140 Mower Blade Size and Part Numbers
Mower blade part number
M144202
Mower blade set part number
M144176 and M144177
Number of blades
3 blades
John Deere X140 Blade Notes
Blade note
The John Deere X140 blade listing captured here shows single blade part number M144202 and blade set part numbers M144176 and M144177. Do not buy purely from model name if the mower deck or serial range is different
Deck note
For the John Deere X140, the captured deck information is blade count 3 blades. Deck size matters because the same model family can use different blade kits
Fitment note
Blades are cheap until you buy the wrong set twice. On the John Deere X140, confirm part number, deck size and blade count before buying
John Deere X140 Mower Blade FAQ
What is the difference between the John Deere X140 blade number and blade set number?
The captured single blade number is M144202, while the captured blade set number is M144176 and M144177. Use the single blade number for one replacement and the set number when replacing the full deck set
Is the captured John Deere X140 blade part number enough to buy from?
The captured blade part number is M144202. That helps with OEM lookup, but the blade length, width and center hole were not fully captured here. Confirm the deck or old blade before trusting an aftermarket cross-reference
Official information note
Mistakes do happen. Blade specs can change by year, mower deck, spindle, serial range and regional parts catalog. Please check the operator manual, old blade stamp, deck tag and official John Deere parts catalog before ordering replacement blades.
