59118600 PTO Clutch for Ariens Zenith Gravely Pro-Turn ZX Toro Titan HD Exmark Radius | 126-8926

Overview

This 59118600 PTO clutch replacement also replaces OEM part numbers 05191600, 126-4324, and 126-8926. Designed to match listed OEM fitment specs on Ariens, Gravely, Toro, and Exmark commercial mower platforms, this electric PTO clutch delivers smooth blade engagement, strong torque transfer, and reliable long-term performance.

Commonly used on Ariens Zenith, Gravely Pro-Turn ZX, Toro Titan HD, and Exmark Radius series mowers, this clutch provides dependable PTO engagement for consistent cutting performance in demanding commercial mowing conditions.

Built with a 7.20-inch pulley, 1-1/8 inch crankshaft bore, and CCW rotation, this clutch is engineered for reliable operation at speeds up to 3600 RPM. With a 125 ft-lbs torque rating, high-temperature sealed bearings, and an encapsulated electromagnetic coil, it is well-suited for heavy-duty commercial applications.

Key Features

• Direct OEM replacement electric PTO clutch assembly
• Pulley Diameter: 7.20 inches
• Crankshaft Size: 1-1/8 inch
• Rotation: CCW (counter-clockwise)
• Operating Speed: Up to 3600 RPM
• Torque Rating: 125 ft-lbs
• Encapsulated electromagnetic coil for reliable engagement
• High-temperature sealed bearings for consistent performance
• Designed for commercial-duty mowing equipment
• Fully assembled and ready to install

Compatible With These Brands & Model Series

This PTO clutch fits commercial zero-turn mower platforms using the same OEM specification.

• Ariens Zenith Series: 52 SD, 52 SD RD, 60 SD, 60 RD
• Gravely Pro-Turn ZX Series: 48, 52, 60
• Exmark Radius Series: E-Series, S-Series, X-Series (48", 52", 60")
• Toro Titan HD Series: 2000, 2500 (48", 52", 60")

Fitment can vary by configuration. Always confirm your part number matches one of the numbers listed below.

Replaces OEM Part Numbers

• Ariens / Gravely: 59118600, 05191600
• Toro / Exmark: 126-4324, 126-8926

For the full Ariens Zenith, Gravely Pro-Turn ZX, Toro Titan HD, Exmark Radius, and Warner cross-reference breakdown, see the 59118600 PTO clutch fitment guide.

Replacing 126-8926, 126-4324, or 05191600? See the 126-8926 to 59118600 PTO clutch cross-reference guide to confirm the replacement path.

Aftermarket Cross-Reference Numbers

• Warner: 5219-201, 5219-205, 5129201, 5219205

What’s Included

• Complete electric PTO clutch assembly
• Factory-balanced 7.20" pulley
• Pre-installed high-temperature bearings
• Encapsulated electromagnetic coil
• Plug-and-play wiring connector

Why Buy From PTO Direct USA?

• Fast USA shipping
• OEM-spec fitment guarantee
• 1-year warranty
• Premium PTO Direct USA product images for easy identification
• Trusted replacement supplier for commercial operators and professionals

FAQ

Does 59118600 replace 126-8926?

Yes. The 59118600 PTO clutch is commonly used as the replacement path for 126-8926, along with related numbers 126-4324 and 05191600. Always confirm the original clutch number, bore size, pulley diameter, wiring connector, and mower application before ordering.

What mower platforms commonly use this PTO clutch?

This clutch is commonly associated with select Ariens Zenith, Gravely Pro-Turn ZX, Toro Titan HD, and Exmark Radius commercial zero-turn mower platforms.

What specs should I confirm before ordering?

Confirm the 1-1/8 inch crankshaft bore, 7.20-inch pulley diameter, CCW rotation, wiring connector, pulley offset, anti-rotation bracket position, and original OEM clutch number.

Can a bad deck belt mimic PTO clutch failure?

Yes. A loose, glazed, stretched, misrouted, or damaged deck belt can make it look like the PTO clutch is slipping or failing. Inspect the belt, idlers, spindles, and pulley alignment before replacing parts.

Need a different fitment? Browse the full electric PTO clutch catalog to see all available replacement options.