42" John Deere Low Lift Blade M170639 and GY20683

21-3/8" long with a 0.8" diameter center hole, low lift blade for John Deere made in the USA.

Fits X350 riding mower with Accel Deck and other John Deere models using the same blade dimensions such as X330, X370, X354, X380 Z335E, Z335M, Z345M, and Z345R.

Replaces OEM Part Numbers:

• John Deere M170639
• John Deere GY20683

Dimensions:

• Length: 21-3/8"
• Width: 3"
• Center Hole Diameter: 0.8000"
• Thickness: 0.1600"