Air-Lift Blade Set 48 inch Deck for Ariens Gravely 00273000 Exmark 103-6738-S for Toro Ferris Snapper 103-2527 103-6583 04919100 038-3000-00 03239 1520843 539100340 3 Pack

What It Is

This is a 3-pack of air-lift mower blades designed for 48-inch cutting decks, engineered to increase airflow under the deck for improved grass lift, finer clipping dispersal, and a cleaner cut. Best suited for residential or commercial mowing on medium to large lawns.

Fitment & Compatibility

Before buying, confirm your deck is exactly 48 inches. These blades replace OEM part numbers: Ariens/Gravely 00273000, Exmark 103-6738-S, Toro 103-2527, 103-6583, 04919100, Snapper 038-3000-00, 03239, and others (1520843, 539100340). Measure your existing blade length, center hole diameter (typically 1 inch), and width (usually 2.5–3 inches). Check that your deck spindle pattern matches—these are for standard 5-point star or oval center holes. Not compatible with 52-inch or 54-inch decks, or zero-turn mowers with non-standard spindle mounts.

Key Things to Know

• Lift vs. Mulch: Air-lift blades are optimized for bagging and side-discharge; they won’t mulch as finely as dedicated mulching blades.
• Installation: Straightforward—remove the old blade, clean the spindle, and torque the bolt to 70–90 ft-lbs. Use a blade balancer afterward to avoid vibration.
• Quality: Heat-treated steel with a hardened edge; expect longer life than standard stamped blades, but avoid hitting rocks or roots.
• Common Gotcha: If your deck has a blade-stopper bar, check clearance—air-lift blades sit slightly higher, which can cause interference on some older models.

Should You Buy It

If you have a 48-inch Ariens, Gravely, Exmark, Toro, Ferris, or Snapper mower and want better clipping discharge and a cleaner cut for bagging or side-discharge work, this 3-pack at $29.89 is a solid value. It’s not for mulching purists or decks with tight spindle clearance.