Aeagle 42" High-Lift Mulching Blade Kit for John Deere GX22151/GY20850 7-Point Star — 42in Deck, Heavy-Duty Replacement

Aeagle high-lift 42-inch mulching blade kit replaces John Deere GX22151/GY20850/AM141033-style 7-point star blades for clean clippings and improved bagging on compatible tractors.

These heavy-duty replacement blades are built to the original specifications for 42" decks used across many John Deere D, E, LA, X and Z series lawn tractors and zero-turn models. Machined center holes, precise blade geometry and a high-lift profile help maintain cutting performance, improved grass lift, and reliable mulching or discharge depending on your deck and setup. This kit contains blades sized and shaped to match OEM part numbers so they fit without modification.

Which John Deere models will these blades fit?

These 7-point star center blades are designed to fit a wide range of 42" deck John Deere tractors and mowers. They match common OEM part numbers and the 7-point star mounting pattern used on many factory decks.

• Compatible D series: D100, D105, D110, D120, D120D, D125, D130
• E series: E100, E110, E120, E130
• LA & X series: LA100–LA135, X105–X310 and selected X300/X305R
• Also fits select S, Z and LT models (S110–S130, Z225, Z235, LT160/180)

What are the exact blade dimensions and mounting details?

The blades follow precise dimensions so they install like OEM replacements. The 7-point star center hole and high-lift profile are specified for efficient airflow and compatibility with 42" decks.

• Overall blade length: 21 1/4" (tip-to-tip)
• Air lift height: 8/9" for stronger suction and mulch action
• Width: 2 3/4" — Thickness: 1/6" for durability
• Center hole: 7-point star pattern matching GX22151/GY20850/AM141033 fittings

How do these blades perform and how should I maintain them?

These high-lift blades are designed to move clippings upward for better mulching and collection. The cutting edges are coated with safety paint; that coating will wear away in normal use, and edges can be resharpened when dull.

• High-lift profile improves grass lift into the deck for cleaner cuts
• Edges come safety-painted to protect during shipping and handling
• Resharpen as needed to restore cutting quality — follow mower manual for safe sharpening
• Inspect for cracks, bends or damage before reuse; replace if compromised

Will these blades match OEM replacements and part numbers?

Yes — the kit is made to replace the commonly used GX22151, GY20850, AM137328, AM141033 and other listed part numbers. They are intended as direct-fit alternatives for many 42" John Deere decks.

• Direct replacements for GX22151, GY20850 and AM141033-style blades
• Also cross-references AM137328, AM137333, AM131033, UC21583, GX21694, and M149422
• Meant for 42" deck installations; verify star-shaped center hole before purchase

Who is this for: Owners of John Deere 42" deck lawn tractors and zero-turn mowers who need a dependable, OEM-compatible mulching or high-lift blade replacement. This kit suits homeowners and small property managers who want straight swap-in parts that restore cutting performance without modification. Always verify your deck size and center-mount pattern before ordering, and follow manufacturer safety guidance when installing or sharpening blades.