1716226 PTO Clutch Replacement for Simplicity SunStar | Warner 5218-39, Xtreme X0294

Overview

This 1716226 PTO clutch replacement is an aftermarket electric PTO clutch for select Simplicity SunStar Series garden tractors using the Simplicity 1716226 / Warner 5218-39 clutch path.

This clutch replaces Simplicity 1716226 and cross-references Warner 5218-39, Xtreme X0294, Stens 255-587, and 8TEN 810-CPT2397O.

Built with a 1-1/8-inch crankshaft bore, 4.13-inch / 4-1/8-inch double-A pulley, counter-clockwise rotation, and 12V DC operation, this clutch is designed for the dual 1/2-inch A-belt drive used on compatible Simplicity SunStar applications.

Key Features

• Aftermarket electric PTO clutch replacement for select Simplicity SunStar garden tractors
• Crankshaft Bore: 1-1/8" / 1.125"
• Pulley Diameter: 4.13" / 4-1/8"
• Pulley Type: Double-A two-groove pulley
• Belt Compatibility: Two 1/2" A-section belts
• Rotation: CCW / counter-clockwise
• Voltage: 12V DC
• Wiring Configuration: flat side-by-side connection at clutch or use optional harness to extend to T-style plug
• Integrated clutch and brake assembly for controlled blade engagement and stopping
• Fully assembled and ready to install after fitment verification

Compatible Brands & Models

This PTO clutch fits select Simplicity SunStar Series garden tractors originally equipped with Simplicity 1716226 or Warner 5218-39.

• Simplicity SunStar Series: Select applications using the 1716226 / Warner 5218-39 clutch specification

Fitment note: The SunStar model name alone is not enough to confirm compatibility. Match the original clutch number and verify the 1-1/8-inch bore, 4.13-inch double-A pulley, CCW rotation, wiring configuration, and mounting setup before ordering.

Replaces OEM Part Numbers

• Simplicity: 1716226

Cross-Reference Aftermarket Numbers

• Warner: 5218-39, 521839
• Xtreme: X0294, X0294A, X0294-K
• Stens: 255-587, 255-587X
• 8TEN: 810-CPT2397O

What’s Included

• Complete electric PTO clutch and brake assembly
• 4.13-inch double-A pulley
• Pre-installed bearing assembly
• Encapsulated electromagnetic coil
• Integrated brake assembly
• Wiring lead configuration as shown in product photos

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 this PTO clutch replace Simplicity 1716226?

Yes. This clutch replaces Simplicity 1716226 when the original clutch matches the 1716226 / Warner 5218-39 specification.

Does this replace Warner 5218-39?

Yes. Warner 5218-39 is the primary Warner cross-reference for Simplicity 1716226.

Does this replace Xtreme X0294?

Yes. Xtreme X0294 is the corresponding Xtreme replacement path. X0294A and X0294-K may also appear in replacement catalogs.

Does this fit every Simplicity SunStar?

No. Simplicity SunStar tractors were produced with multiple PTO clutch configurations. Only use this clutch when the original part number and physical specifications match the 1716226 / Warner 5218-39 path.

What bore size does this clutch use?

This clutch uses a 1-1/8-inch crankshaft bore, also written as 1.125 inches. It will not fit a 1-inch crankshaft.

What pulley does this clutch use?

This clutch uses a 4.13-inch / 4-1/8-inch double-A pulley designed for two 1/2-inch A-section belts. Do not substitute a single-pulley clutch.

What rotation does this clutch use?

This clutch is listed with counter-clockwise rotation, commonly written as CCW.

What should I check before ordering?

Confirm the original clutch number, crankshaft bore, pulley diameter, double-pulley configuration, belt width, rotation, wiring leads, mounting setup, and product photos before ordering.

Can PTO Direct USA help me confirm fitment?

Yes. Email support@ptodirectusa.com with your mower model number, serial number, original clutch number, and clear photos of the old clutch. Include photos of the clutch label or stamped number, pulley side, wiring leads, and mounting area.

Need help checking crankshaft size? Read the PTO clutch bore size guide.

Need help with rotation? Read the PTO clutch rotation guide.

If your old clutch will not come off the crankshaft, read the PTO clutch stuck on crankshaft guide before prying or hammering.

Need a different fitment? Browse the full electric PTO clutch catalog.