POSEAGLE mower blades for John Deere 48" decks GY20852 replacement set — 3 high-lift pre-sharpened blades, rust-resistant finish

POSEAGLE GY20852 mower blades are a direct-fit, pre-sharpened replacement set engineered to restore cutting performance on John Deere 48" decks.

If your John Deere 48" mower is leaving uneven cuts, clogging the deck, or slowing down when bagging, these POSEAGLE blades are sized and shaped to match OEM fitment while improving lift and clip evacuation. They replace John Deere GY20852 and several related OEM numbers, arrive pre-sharpened with mounting hardware, and are built to resist rust and edge wear for longer service life.

How do these blades match my John Deere 48" deck?

These POSEAGLE blades replicate the essential dimensions and mounting pattern of the factory parts so they install without modification on compatible models. They include the correct 7-point star center hole and the packaged nuts and washers needed for a secure fit.

• Compatible with OEM numbers: GY20852, GX21784/5/6, AM141035, AM137757, Oregon 95-586
• Blade length: 17" (diagonal); width: 2-3/4"; thickness: 0.18"
• Center mounting: 7-point star hole for direct fit
• Includes 3x GX21694 (5/8-18), 3x M156416 (M12x1.25) nuts and 3x M149625 washers

What cutting performance can I expect compared to OEM blades?

The blades are high-lift, dual-function designs that create stronger airflow to lift grass before cutting. That improved air movement helps produce cleaner cuts, reduces the chance of clumping, and aids both side discharge and bagging operations.

• Angled profile increases clippings lift for neater cuts
• Pre-sharpened edges reduce initial setup time
• Designed to reduce deck clogging when mowing tall or damp grass
• Powder-coated finish slows corrosion and edge dulling

How easy is installation and maintenance?

Installation is straightforward—remove the old blades, position the new POSEAGLE blades using the star hole alignment, and torque the supplied nuts to specification. Blades arrive pre-sharpened, so immediate sharpening is not required, and rust-resistant coating helps extend intervals between service.

• Arrives with three blade nuts and three washers for secure mounting
• Pre-sharpened under protective coating—ready to use out of the box
• Made from high-strength steel for longer edge retention
• Routine sharpening recommended based on hours and cutting conditions

Which John Deere models will these blades fit?

These blades cover a broad range of John Deere 48" decks and models commonly fitted with the GY20852 family of parts. They are suitable for many riding mowers and garden tractors used for residential and light commercial mowing.

• Fits John Deere 48" models like D140, S140, E140, X140, Z245, Z355 and many LA, L, and X series
• Also compatible with D150, D160, E150–E170, LA130–LA165, S160–S170, X165–X167 and more
• Replaces John Deere and Oregon equivalent part numbers for easy cross-referencing

Who is this for: Homeowners and lawn-service operators who need a reliable, OEM-compatible replacement for worn or damaged mower blades on John Deere 48" decks. If you want a pre-sharpened, rust-resistant blade set that improves lift and clippings control while including the correct mounting hardware, this POSEAGLE GY20852 kit is built for quick installation and sustained performance.