This Genuine Ariens / Gravely Spindle Assembly (OEM Part No. 58810800) is designed to suit a wide range of Gravely and Ariens zero-turn mower models, including ZT HD, Compact-Pro, Pro-Turn, Pro-Walk, and Pro-Stance series. It replaces several previous OEM part numbers including 59215400 and 59225700.
Manufactured from heavy-duty cast iron, this spindle assembly includes the spindle shaft, mounting bolts, washers, blade bolt, pulley bolt, woodruff key, and pulley spacer. It’s built for durability and smooth operation, helping maintain consistent blade rotation and a clean cut across various deck sizes.
This part is suitable for mower decks ranging from 44 to 60 inches and fits both left and right spindle positions. It’s a direct OEM replacement, ensuring proper fitment and long-term reliability. Ideal for commercial operators and residential users seeking dependable performance from their Ariens or Gravely equipment.
Please confirm compatibility with your specific model before purchase.
Technical Specifications:
Fits Deck Sizes: 44″, 48″, 52″, 60″
Material: Cast Iron
Mounting: 4-bolt with 1/4″ keyway
Weight: Approx. 3.97 kg