21066-3718 Voltage Regulator for Kawasaki Ultra 260X 1500 2009-2010

Voltage Regulator for Kawasaki Ultra 260X 1500

This voltage regulator for Kawasaki is a direct-fit replacement for OEM part 21066-3718, keeping your personal watercraft charging system stable at speed.

Overview

This voltage regulator for Kawasaki is built to replace the factory unit on the Ultra 260X 1500, regulating charging output so the battery stays fed and the electronics stay steady. It is a practical fix for owners chasing weak charging voltage or a failed regulator. Riders and shops looking for a dependable voltage regulator for Kawasaki watercraft will find it suits routine replacement and seasonal servicing.

Built For Performance

• Replaces OEM reference 21066-3718
• Regulates charging voltage to protect the battery and electrical components
• Solid-state construction with no moving parts to wear out
• Sealed housing resists moisture, splash, and vibration
• Direct-fit mounting for straightforward installation
• Built to handle the constant load of a high-output charging system

Fits These Machines

• for Kawasaki Ultra 260X 1500, 2009-2010

On-The-Job Use

• Routine replacement when charging voltage drops or the battery stops holding a charge
• Restoring the charging system after a failed regulator is diagnosed
• Seasonal servicing before the riding season starts
• Keeping lights, gauges, and ignition electronics supplied with stable power

Specs At A Glance

Good To Know

Q: How do I know if my regulator needs replacing? A: Common signs include a battery that keeps going flat, unstable or dropping voltage at the gauge, and electrical components behaving erratically. Testing charging output with a multimeter is the quickest way to confirm the fault.

Q: Is 21066-3718 the correct reference for this model? A: This regulator is listed against OEM reference 21066-3718 for the Ultra 260X 1500. Confirm your machine's model year and serial number before ordering.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.