104-3624 PTO Clutch Replacement for Toro Exmark | Replaces 109-7035

Overview

This Toro PTO clutch 104-3624 replacement also replaces part numbers 109-7035 and 116-5059. Designed for an exact OEM-spec fit on Toro and Exmark zero-turn mower platforms, this electric PTO clutch delivers smooth blade engagement, consistent torque transfer, and reliable long-term performance.

Commonly used on commercial and residential zero-turn mowers including TimeCutter, Z-Master, Lazer Z, and Pioneer series machines, this clutch provides dependable PTO engagement for consistent cutting performance under demanding mowing conditions.

Built with a 7.20-inch pulley, 1-inch crankshaft bore, and CCW rotation, this clutch is engineered for reliable operation at speeds up to 3600 RPM. High-temperature sealed bearings and an encapsulated electromagnetic coil help protect the assembly from heat, vibration, and heavy-duty use.

Key Features

• Direct OEM replacement electric PTO clutch assembly
• Pulley Diameter: 7.20 inches
• Crankshaft Size: 1 inch
• Rotation: CCW (counter-clockwise)
• Operating Speed: Up to 3600 RPM
• Thermal cutoff protection to help prevent overheating
• Encapsulated electromagnetic coil for reliable engagement
• High and low temperature bearings for consistent performance
• Designed for stable operation under load
• Fully assembled and ready to install

Compatible With These Brands & Model Series

This PTO clutch fits Toro and Exmark zero-turn mower platforms using the same specification.

• Exmark Lazer Z Series: CT and commercial models
• Exmark Pioneer Series: E-Series 48" and 52" decks
• Toro TimeCutter Series: Z and ZX models
• Toro Z-Master Series: Z400 Series (48" and 52" decks)

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

Replaces OEM Part Numbers

• Toro / Exmark: 104-3624, 109-7035, 116-5059

Aftermarket Cross-Reference Numbers

• Warner: 5219-13, 5219-54, 5219-16, 5219-18, 5219-122
• Prime: 7-06289, 7-06291
• Xtreme: X0009, X0138, X0366, X0344
• STENS: 255-721

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 supplier for homeowners and professionals

Need a different fitment? Browse the full electric PTO clutch catalog to find the correct replacement.