127-3410 PTO Clutch Replacement for Toro TimeCutter, Titan & Exmark Quest | Warner 5219-171

Overview

This 127-3410 PTO clutch replacement is an aftermarket electric PTO clutch for select Toro and Exmark zero-turn mower applications.

This clutch replaces Toro 127-3410 and cross-references Warner 5219-171. It is commonly associated with select Toro TimeCutter, Toro Titan, Toro Z Master, Toro ProLine, and Exmark Quest mower applications when the original clutch number and physical specs match.

Built with a 1-inch crankshaft bore, 6.00-inch pulley diameter, counter-clockwise rotation, and 12V DC operation, this clutch is designed to restore reliable mower deck blade engagement when matched to the correct mower, original clutch number, connector style, pulley offset, and anti-rotation setup.

Need help confirming fitment?
Email support@ptodirectusa.com with your fitment clues that may include mower model number, serial number, original clutch number, and clear photos of the old clutch, wiring connector, pulley, anti-rotation setup, and mower identification tag.

Key Features

• Aftermarket electric PTO clutch replacement for select Toro and Exmark mower applications
• Replaces Toro / Exmark: 127-3410
• Cross-references Warner: 5219-171, 5219171
• Crankshaft Bore: 1 inch
• Pulley Diameter: 6.00 inches
• Rotation: CCW from pulley side
• Voltage: 12V DC
• OEM torque reference: 105 lb-ft
• Current Draw: 3.93 amps
• Resistance: 3.05 ohms
• Designed for A/B belt applications where the original clutch matches this replacement path
• Encapsulated electromagnetic coil for reliable blade engagement
• Fully assembled and ready to install

Compatible Brands & Models

This PTO clutch fits select Toro and Exmark mower applications that use the 127-3410 / Warner 5219-171 clutch path. Model names and deck sizes can overlap across different clutch families, so always confirm the original clutch number before ordering.

Toro Applications

• Toro TimeCutter 6000
• Toro TimeCutter MX 5060
• Toro TimeCutter MX 5475
• Toro Titan 5400C
• Toro Titan MR 4800, MX 4800, ZX 4800
• Toro Titan MR 5400, MX 5400, ZX 5400
• Toro Titan MR 6000, MX 6000, ZX 6000, ZXM6075
• Toro Titan Max and select Titan MyRide applications
• Toro ProLine Commercial Walk-Behind applications using this clutch path
• Toro Z Master 2000 applications using this clutch path

Exmark Applications

• Exmark Quest Drive Series
• Exmark Quest Front Steer
• Exmark Q-Series: QSS708, QSS725, QTE708
• Exmark TITAN HD 1500 Series: 74447TE, 74450, 74451

Replaces OEM Part Numbers

• Toro / Exmark: 127-3410

Cross-Reference Aftermarket Numbers

• Warner: 5219-171, 5219171
• Warner: 5219-164, 5219164
• Xtreme: X0718
• Stens: 255-334X, 255334X
• Ox Clutch: 03010-0226

Electrical Testing Notes

A PTO clutch that will not engage is not always a failed clutch. Battery voltage, PTO switch condition, wiring damage, fuse issues, safety switches, and connector corrosion can also prevent blade engagement.

This clutch path is listed with a 3.05-ohm resistance and 3.93-amp current draw. If your old clutch tests far outside the expected resistance range, the coil may be failing. If the clutch tests normally, inspect the PTO switch, wiring, fuse, battery voltage, and safety circuit before replacing parts.

If the clutch does not click, the fuse keeps blowing, the connector is melted, or a new clutch will not engage after installation, use the PTO clutch wiring, fuse, and switch testing guide before replacing parts again.

Common Symptoms of PTO Clutch Failure

• Mower blades will not engage
• PTO clutch clicks but blades do not spin
• Deck engagement is weak or intermittent
• Blades slow down under load
• PTO clutch works cold but fails hot
• Burning smell near the clutch area
• Bearing noise during engagement or shutdown
• Electrical draw or resistance tests outside expected range

A worn PTO clutch coil can work when cold, then weaken after the mower heats up. This can cause weak blade engagement, intermittent operation, slipping under load, or blades slowing down after 10 to 30 minutes of mowing.

What’s Included

• Complete electric PTO clutch assembly
• Factory-balanced 6.00-inch pulley
• Pre-installed bearing assembly
• Encapsulated electromagnetic coil
• Connector and wiring lead as shown in product photos

Before Installing the Replacement

Before installing a new PTO clutch, inspect the mower for problems that can damage the replacement or make a good clutch seem defective.

• Match the original clutch number before ordering
• Confirm mower model and serial number
• Confirm 1-inch crankshaft bore
• Confirm 6.00-inch pulley diameter
• Confirm CCW rotation from pulley side
• Compare wiring connector and lead style
• Compare pulley offset and belt groove alignment
• Inspect the deck belt for glazing, cracking, stretching, or contamination
• Check idler pulleys and blade spindles for drag, wobble, or bearing noise
• Inspect the wiring connector for melting, corrosion, or loose terminals
• Confirm the anti-rotation pin, bracket, or stop is correctly positioned

Review the PTO clutch installation guide before installing the replacement. If the old clutch will not slide off the crankshaft, stop and read the PTO clutch stuck on crankshaft guide before forcing removal.

Why Buy From PTO Direct USA?

• Fast USA shipping
• Fitment guarantee
• 1-year warranty
• Fitment-first product support
• Clear product images for easier clutch identification
• Trusted replacement supplier for homeowners, repair shops, and mower service professionals

FAQ

Does 127-3410 replace Warner 5219-171?

Yes. Toro / Exmark 127-3410 cross-references Warner 5219-171. Always confirm the original clutch number, mower model, serial number, bore size, pulley diameter, rotation, connector, pulley offset, and anti-rotation setup before ordering.

What Toro models use 127-3410?

127-3410 is commonly associated with select Toro TimeCutter, Titan, Z Master, and ProLine mower applications. Fitment can vary by year, deck size, engine package, and serial range, so match the original clutch number before ordering.

Does this fit Toro TimeCutter?

This clutch fits select Toro TimeCutter applications using the 127-3410 / Warner 5219-171 clutch path. It is not universal to every TimeCutter model.

Does this fit Toro Titan?

This clutch fits select Toro Titan applications using the 127-3410 clutch path. Verify your original clutch number, deck size, model number, and serial number before ordering.

Does this fit Exmark Quest?

This clutch is commonly associated with select Exmark Quest applications using the 127-3410 / Warner 5219-171 replacement path. Confirm the original clutch number before ordering.

What bore size does 127-3410 use?

This clutch uses a 1-inch crankshaft bore. Confirm your crankshaft size before installing the replacement.

What pulley diameter does this clutch use?

This clutch is listed with a 6.00-inch pulley diameter. Compare the pulley size and pulley offset against your original clutch before ordering.

What rotation does Warner 5219-171 use?

Warner 5219-171 uses counter-clockwise rotation, commonly written as CCW, from the pulley side.

What resistance should this clutch test at?

This clutch path is listed with a 3.05-ohm resistance value. Electrical testing should be used as one diagnostic clue along with battery voltage, wiring condition, PTO switch condition, fuse condition, and connector inspection.

Can PTO Direct USA help confirm fitment?

Yes. Email support@ptodirectusa.com with your mower model number, serial number, deck size, original clutch number, and clear photos of the old clutch. For best fitment help, include photos of the clutch label or stamped number, wiring connector, pulley, anti-rotation setup, crankshaft area, and mower identification tag.

Need a different Toro clutch? Browse the Toro PTO clutch collection or the full electric PTO clutch catalog.