Honda CBR600RR PC37 Voltage Regulator Rectifier 2003–2006 | 31600-MEE-003

Product Overview

Restore stable charging performance with this voltage regulator rectifier, designed for Honda CBR600RR PC37 models from 2003 to 2006.

Built to replace 31600-MEE-003 / 31600-MEE-872, this unit helps solve common charging-system issues such as battery not charging, unstable voltage, dim or flickering lights, weak electrical output, and intermittent charging failure.

Made with durable replacement-grade materials, this regulator rectifier helps dissipate excess voltage, improve charging capability, and reduce the risk of battery overcharging. It is designed for straightforward replacement when the connector, mounting-hole spacing, and original part layout match.

Product Compatibility

Brand	Model	Engine / HP / CC	Year Range	Notes
Honda	CBR600RR PC37	600cc	2003–2006	Verify OEM number and connector style before purchase

OEM Cross Reference:
31600-MEE-003, 31600-MEE-872

Specifications

Specification	Details
Part Type	Voltage Regulator Rectifier
Mounting Hole Spacing	72 mm / 2.83"
Mounting Hole Diameter	5 mm / 0.19"
Fitment Method	Match by OEM number, connector style, mounting dimensions, and original part layout
Material	High-quality replacement construction
Function	Voltage regulation and rectification
Installation	Direct replacement on correctly matched applications
Condition	100% New Aftermarket

Key Features

• Stable Voltage Regulation – Helps maintain reliable battery charging and electrical-system output
• Overcharge Protection – Helps dissipate excess voltage and reduce the risk of battery damage
• Direct Replacement Design – Designed for easy installation when the connector and mounting layout match
• Durable Construction – Made from high-quality materials for long service life
• CBR600RR PC37 Fitment – Built for the 2003–2006 CBR600RR regulator rectifier application

Common Problems This Part Can Help Solve

This product may help address issues such as:

• Battery not charging
• Battery overcharging
• Dim or flickering lights
• Unstable charging voltage
• Weak electrical output
• Intermittent charging failure
• Regulator overheating or voltage-control issues

Package Includes

1 × Voltage Regulator Rectifier

Fitment Note

Please confirm your OEM part number, connector style, mounting-hole spacing, mounting-hole diameter, and original part appearance before ordering.

If you are unsure about compatibility, contact us with your model, year, connector photos, and original part photos before purchase.

Installation Note

Professional installation is recommended.

Before installation, inspect related components such as the battery, stator, wiring harness, connectors, and charging system to avoid repeat failure caused by another faulty part.

Why Choose This Replacement

A failing regulator rectifier can lead to poor charging performance, unstable voltage, dim lighting, battery problems, and unreliable electrical operation. Replacing it with a properly matched unit helps restore dependable charging-system performance and keeps your Honda CBR600RR ready for daily riding.