SPI Voltage Regulator for Yamaha YZF R1 R6 FZR 600R OEM # 4JH-81960-01-00

Voltage Regulator for Yamaha

This aftermarket voltage regulator replaces OEM part number 4JH-81960-01-00 for Yamaha YZF R1, R6, and FZR 600R models, regulating charging system output to protect the battery and electrical components.

Overview

This voltage regulator for Yamaha YZF R1, R6, and FZR 600R ensures stable voltage delivery to the battery and electrical system. It is a direct replacement for OEM number 4JH-81960-01-00, designed to handle the charging demands of these sport and supersport motorcycles. The regulator converts AC voltage from the stator to DC, preventing overcharging and electrical damage.

Built For Performance

• Solid-state circuitry for reliable voltage regulation
• Direct plug-and-play installation using OEM connectors
• Heavy-duty heat sink for efficient thermal management
• Precision-controlled output to protect sensitive electronics
• Corrosion-resistant housing for long service life

Fits These Machines

• for Yamaha YZF R1
• for Yamaha YZF R6
• for Yamaha FZR 600R

On-The-Job Use

• Ideal for high-performance riding on Yamaha YZF R1 supersport bikes
• Used on Yamaha YZF R6 sportbikes for track and street
• Commonly installed on Yamaha FZR 600R for reliable charging in sport touring
• Suitable for aggressive riding conditions requiring consistent voltage

Specs At A Glance

Good To Know

Q: Will this voltage regulator fit other Yamaha sportbike models? A: This regulator is specifically designed for the YZF R1, R6, and FZR 600R; always check your OEM part number and connector to confirm fitment.

Q: Does this regulator require additional wiring? A: No, it connects directly to the existing harness using the factory connectors for a simple swap.

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