Grasscool M143520 UC22010 Mower Blades — 54-Inch Deck, 3-Pack, Compatible with Z375R, Z515E, Z530M, X570 & More

Overview

Grasscool M143520 UC22010 mower blades are engineered for 54-inch deck mowers and a broad range of compatible models. Designed to cut through tall or dense grass with steady balance, they aim to deliver a clean, even finish across your lawn without demanding constant blade changes.

2‑in‑1 design for flexible mowing

These blades offer both bagging and side discharge functionality in one design. The high‑lift profile promotes strong airflow, helping clippings move efficiently toward the bag or discharge chute. This can support faster mowing in various conditions while preserving blade integrity over time.

Key specifications

• Length: 18-15/16 inches
• Width: 2.75 inches
• Thickness: 0.250 inches
• Center hole: 13/16 inches
• Air lift: 1-3/8 inches
• Center hole shape: circle
• Blade type: high lift

Durability and practical use

• Edges are painted to resist rust and to provide a safer grip during installation; expect the paint to wear with use.
• Lower clogging risk thanks to strong airflow and discharge capability, especially helpful with thicker or wetter clippings.
• Rigorous testing framework includes hardness, balance, chip and field evaluations to help ensure dependable performance.
• Three blades come in each package, enabling ready replacements for multiple mowing tasks.

Real‑world scenarios

Ideal for challenging terrain and overgrown growth where a wider cutting path can save time. In normal lawn conditions, you can sharpen blades to maintain a neat cut. The design supports both bagging and side discharge, offering versatility without swapping blades.

Compatibility and fit

This blade set fits a broad lineup of 54‑inch deck zero‑turn mowers and tractors, including models such as z375r, z515e, z530m, z445, z425, z525e, z345r, x570, x590, x500, x530, z435, and z330m. Always verify your deck dimensions and bolt hole pattern before installation to ensure a proper fit.

Benefits at a glance

• Two mowing modes in one blade for flexibility without changing parts
• Strong airflow supports faster mowing and efficient clipping management
• Rust‑resistant coating adds protection during wet or damp mowing sessions
• All‑around testing provides confidence in balance and performance