Grasscool 173921 532173921 Mower Blades — Fits Husqvarna and Poulan 48-inch Decks

Overview

Meet Grasscool 173921 532173921 mower blades, a 3-pack designed to replace worn blades on a range of 48-inch decks. Each blade measures 16-5/8 inches long, 2-1/2 inches wide, and 0.204 inches thick. The center hole is a precise 5-point star for secure mounting on compatible spindles. The blades feature a painted coating to resist rust during regular mowing, with natural wear expected as you work through seasons.

Compatibility and fit

These blades are built to fit many Husqvarna and Poulan 48-inch deck models, including popular series like Z248F, YTH2348, YTH24V48, YTH2148, YTH24K48, Z248, and YTH2448, plus related variants such as 2348LS and Z4818 family members. Before purchase, compare your blade length, center hole, and deck size to ensure a correct match for your mower.

Design and performance

• 2-in-1 blade design for bagging and side discharge, enabling versatile mowing options
• High-lift geometry creates strong airflow to move clippings efficiently toward the bag or chute
• Sharp cutting edges measure 4-1/64 inches for a clean, even cut
• Center hole shape is a 5-point star for reliable alignment and stability during operation
• Painted edges help deter rust during normal use, with wear expected over time as you mow

What you get

• Three replacement blades per package
• Designed for 48-inch deck lawn tractors and compatible models
• Durable construction with a focus on reliable mowing performance

Real-life use and maintenance tips

In everyday yard work, these blades are well-suited for tackling overgrown or wet grass, where the high-lift design helps gather clippings for efficient disposal. For regular lawns, sharpening when needed can help maintain an even, neat appearance. After heavy use, inspect blades for nicks or bending and clean debris from the blade and hub before reinstalling. Proper storage in a dry place helps extend overall blade life.

Care and expectations

• Sharpen blades as needed to maintain cutting efficiency
• Inspect for damage after challenging mowing tasks
• Expect the rust-protective coating to wear with use; this is a normal part of wear