M145476 48-Inch Mower Deck Mulching Blade for John Deere X300 Z355R

Key features

• PRECISE COMPATIBILITY & DECK FIT Replacement for John Deere OEM part numbers M145476, M127673, M127500, and UC22009. Specifically designed for 48-inch mower decks, ensuring a perfect fit for models including X300, X320, X350, Z425, S240, and the GX series. Please verify your OEM number and 0.81" circle center hole before ordering.
• PREMIUM 10B38 MANGANESE STEEL Crafted from industrial-grade 10B38 high-manganese steel with professional heat treatment. These blades achieve a hardness rating of HRC 38-44, providing superior resistance to bending and impact. The heavy-duty construction ensures a longer service life even in demanding mowing conditions.
• QUANTIFIABLE PHYSICAL SPECIFICATIONS Each blade is engineered with precision: Length 16.93", Width 2.500", and a heavy-duty Thickness of 0.197". The 0.81" round center hole is machined to a tolerance of 0.001" to ensure balanced rotation, reducing vibration and protecting your mower’s spindle.
• OPTIMIZED MULCHING PERFORMANCE Featuring a high-lift tooth design that creates maximum airflow for superior mulching. The precision-ground cutting edge is factory-sharpened to ensure a clean, sharp cut from the first use, preventing grass tearing and brown tips. Ideal for frequent mowing and nutrient recycling for your lawn.
• MEASUREMENT & INSTALLATION SAFETY Package includes 3 replacement blades (mounting hardware not included). We recommend measuring your existing blade's length and center hole diameter to ensure 100% compatibility. Always wear gloves and disconnect the spark plug wire during installation for safety.
• M145476 Mulching Blade Compatible with John Deere 48 inch Deck： 325，335，345，GX255，GX325，GX335，GX345，GX355，LT180，LT190，LX280，LX289，S240，SST18，X300，X304，X320，X324，X360，X370，X380，X384，X390，X394，X500，X520，X534，X540，X570，X580，X584，X590，X710，X730，X734，X738，X739，X750，X754，X758，X940，X948，X949，Z355R，Z515E，Z525E，Z530M，Z535M，Z540M，Z425，Z435，Z445
• Not compatible with LT190 48C decks equipped with the plastic mulching insert.

Free shipping included. 30-day hassle-free returns.