John Deere D140 Mower Blade Size

Quick answer:

The John Deere D140 mower blade part number found is M144202. The blade set part numbers found are GX21784 and GY20852. The deck uses 3 blades.

Blade part #M144202
Blade set part #GX21784 and GY20852
Blade count3 blades

John Deere D140 Mower Blade Size and Part Numbers

Mower blade part number M144202
Mower blade set part number GX21784 and GY20852
Number of blades 3 blades

John Deere D140 Blade Notes

Blade note The John Deere D140 blade listing captured here shows single blade part number M144202 and blade set part numbers GX21784 and GY20852. Use this as a buying guide, then match the blade position, deck size and center-hole style before spending money
Deck note For the John Deere D140, the captured deck information is blade count 3 blades. Match the blades to the fitted deck, not just the tractor model name
Fitment note Blades are cheap until you buy the wrong set twice. On the John Deere D140, confirm part number, deck size and blade count before buying

John Deere D140 Mower Blade FAQ

Should you buy one John Deere D140 blade or a full set?

The single blade number captured is M144202, and the set number captured is GX21784 and GY20852. If one blade is bent from damage, one may be fine; if they are worn down, replacing the full set usually gives a cleaner cut

Is the captured John Deere D140 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.