Voltage Regulator Rectifier for Yamaha TTR 50/90/110/125/230 & Kawasaki KLX450R | 21066-0015

GOOFIT Off-Road Series – Heavy-Duty Voltage Regulator

Reliable power for every trail. The GOOFIT Voltage Regulator Rectifier is a precision replacement engineered for high-performance dirt bikes and trail machines. Whether you're maintaining a Yamaha TTR series pit bike or a Kawasaki KLX450R, this regulator ensures your electrical system remains stable. It prevents battery overcharging and protects your lighting from voltage spikes, making it an essential component for both competition and recreational riding.

Designed with heavy-duty heat dissipation in mind, this unit features an aluminum alloy housing with integrated cooling fins. This architecture allows the regulator to maintain superior heat resistance, ensuring it won't fail even under the high-temperature conditions of a hard-working engine.

Product Compatibility

This compact regulator is a direct replacement for:

• Kawasaki Models: KLX450 R (2008–2017)
• Yamaha Models: TTR 50, TTR 90, TTR 110, TTR 125, TTR 230 (2003–2017); DT125R (1999–2003)
• OEM Part Number: 21066-0015

Key Technical Specifications:

• Dimensions: 40mm x 38mm x 26mm (1.57" x 1.5" x 1.02").
• Housing: Thermal-stabilized Aluminum Alloy.
• Cooling: Integrated external fins for passive heat management.
• Build: Impact-resistant and dustproof.

Why Choose the GOOFIT Heavy-Duty Regulator?

• Thermal Endurance: The aluminum cooling fins provide superior heat resistance, drawing heat away from internal electronics to prevent the "melt-down" failures common in budget plastic regulators.
• Stable Electrical Output: Calibrated to ensure a steady charging current, keeping your battery healthy and your headlights bright across all RPM ranges.
• Compact Footprint: Measuring just 40mm in length, this regulator fits perfectly in the tight mounting spaces of dirt bike frames without interfering with other engine components.
• Off-Road Ruggedness: Specifically designed to withstand the high vibrations, dust, and moisture associated with trail and motocross riding.