KAWASAKI 21066-1116 Voltage Regulator Rectifier

( Type: Voltage Regulator ), ( Features: Easy Installation ), ( Manufacturer Part Number: 21066-1116 )

Review KAWASAKI Voltage Regulator Rectifier fits KX 250 1999

The Kawasaki 21066-1116 voltage regulator rectifier is a crucial component of the electrical system in 1999 KX 250 motorcycles. This part is responsible for maintaining a consistent voltage level in the battery, which is essential for the proper functioning of various electrical components such as the ignition system, headlight, and turn signals.

This voltage regulator rectifier is a compact, yet robust device, designed to withstand the rigors of off-road riding. It measures approximately 3.5 inches long, 2.5 inches wide, and 1.5 inches high, making it a compact addition to your motorcycle's wiring harness. The regulator rectifier is encased in a durable, sealed housing, protecting it from the elements and ensuring reliable performance, even in the most challenging conditions.

The Kawasaki 21066-1116 voltage regulator rectifier is designed to work seamlessly with the bike's charging system. It features a three-field design, which allows it to efficiently manage the charging process. The regulator aspect of the component maintains a consistent voltage level, while the rectifier converts the alternating current (AC) produced by the engine into direct current (DC) that can be stored in the battery.

This Kawasaki part is an essential replacement for motorcycles with worn-out or faulty voltage regulator rectifiers. Symptoms of a failing regulator rectifier may include a dimly lit headlight, a weak or intermittent ignition system, and a battery that frequently goes dead. By installing a new Kawasaki 21066-1116 voltage regulator rectifier, you can restore the proper functioning of these key electrical systems, ensuring a safe and enjoyable riding experience.

The installation process for this part is relatively straightforward, making it an excellent choice for DIY enthusiasts. Kawasaki provides a clear and concise installation manual, complete with detailed illustrations, to guide you through the process. Additionally, various online resources and forums can offer valuable insights and tips for a successful installation.

In conclusion, the Kawasaki 21066-1116 voltage regulator rectifier is an essential component for maintaining the electrical health of your 1999 KX 250 motorcycle. Its compact design, robust construction, and efficient three-field functionality make it an excellent choice for ensuring a strong and reliable charging system. With straightforward installation and accessible resources, this part is a must-have for any KX 250 owner seeking to keep their bike in top condition.

Pros and Cons of Buying Kawasaki 21066-1116 1999 KX 250 Voltage Regulator Rectifier

The Kawasaki 21066-1116 voltage regulator rectifier is a crucial component in the electrical system of a 1999 KX 250 motorcycle. Replacing a faulty regulator rectifier can help ensure optimal battery charging and stable voltage levels. This analysis provides an objective evaluation of the product based on its advantages and disadvantages.

1. OEM Part: This voltage regulator rectifier is an original equipment manufacturer (OEM) part. It is designed and manufactured by Kawasaki, ensuring a perfect fit and optimal performance.

2. Improved Battery Charging: A faulty voltage regulator rectifier can result in poor battery charging, leading to a weak or dead battery. Replacing it with a new one can help improve battery charging efficiency and extend battery life.

3. Enhanced Engine Performance: A well-functioning voltage regulator rectifier ensures stable voltage levels, which can improve engine performance by providing a reliable electrical system.

4. Quality Assurance: Purchasing an OEM part directly from a trusted manufacturer like Kawasaki ensures quality and reliability.

1. Cost: The Kawasaki 21066-1116 voltage regulator rectifier may be more expensive than aftermarket alternatives. However, the cost difference may be justified by the part's superior quality and performance.

2. Availability: Depending on the market and region, it may be more challenging to find this specific OEM part compared to aftermarket alternatives.

3. Installation Complexity: Installing a voltage regulator rectifier requires some mechanical knowledge and experience. If you're not comfortable with the installation process, consider seeking professional assistance.

The Kawasaki 21066-1116 1999 KX 250 voltage regulator rectifier is an essential investment for maintaining the optimal performance and electrical health of your motorcycle. While it may come with a higher price tag and installation complexity compared to aftermarket alternatives, the benefits of using an OEM part, such as improved battery charging, enhanced engine performance, and quality assurance, can outweigh the potential drawbacks. Ultimately, the decision to purchase this part depends on your budget, mechanical skills, and preference for OEM components. If you prioritize a reliable, high-performing electrical system, the Kawasaki 21066-1116 voltage regulator rectifier is a worthwhile investment.

If you are a motorcycle enthusiast who values the performance and reliability of OEM components, the Kawasaki 21066-1116 1999 KX 250 voltage regulator rectifier is the recommended choice for your 1999 KX 250 motorcycle. It may require a larger investment upfront, but the benefits it provides in terms of battery charging efficiency, engine performance, and quality assurance can make it a valuable addition to your motorcycle maintenance arsenal.

Details:

Once a part has been installed it becomes ineligible for return. Pictured hardware included, Make: model: Year: Notes: KawasakiKX125 1999, KawasakiKX250 1999. Our Primary shipping method is the USA Postal Service USPS. It works as it should.

The plug is NOT damaged. The item is sold AS IS!, Please review the pictures to verify condition of part.

part #: 210661116 prices

• $49.99-$64.89

specifications rightrectifier:

• for models: Kx, 250
• for makes: Kawasaki
• for years: 1999
• type: Voltage Regulator
• features: Easy Installation
• manufacturer part number: 21066-1116

offer rightrectifier:

• sold: 0
• quantity: 1
• options: Ship-to-home
• best offers: True
• availability: In Stock
• started: September 10, 2025

seller rightrectifier:

• rating: 99.5%
• # reviews: 11287
• city: Greenville, New York

general rightrectifier:

• condition: Used
• Motorcycle Scooter Parts Accessories > Electrical Ignition Components > Voltage Regulators Rectifiers

returns rightrectifier:

• paid by: Buyer
• policy: Returns Accepted
• time: 30 Days

shipping rightrectifier:

• type: Fixed
• service: USPS Priority Mail, FedEx Ground / FedEx Home Delivery
• carrier: USPS, FedEx
• class: Expedited, Standard
• cost: $0.00
• transit: 5-10 Days

payments rightrectifier:

• other
• cash
• wallet: Apple-pay
• credit card: Mastercard

Kawasaki 21066-1116 Is Similar To:

• Kawasaki 21066-0720 2014 11-16 Ninja 1000 Zx1000 Rectifier Voltage Regulator Charge Control (56% similar) Office use: Lr-DH 14KAWININJA1000-001272...(June 15th, 2024)
• Kawasaki 21066-0761 2022 18-23 Z400 Ex400 Rectifier Voltage Regulator Charge Control (55.9% similar) Office use: Lr-DH 22KAWIZ400-AF9603...(June 15th, 2024)
• Kawasaki 21066-0743 2016 2023 Kx450 Oem Voltage Regulator Kx 450 16 23 19 9 (61.8% similar) Pulled from the strong running 2019 KX450 pictured. 2016 -2023 kawasaki KX450 voltage regulator p/n 21066-0743 lot 19/9. Fits 2016 -2023 KX450 model's. Working condition as pictured...(June 15th, 2024)
• Kawasaki 21066-1125 2005 Zzr600 Rectifier Voltage Regulator (64.4% similar) Many countries only allow 79 max package length and girth combined. Inglewood, co 80110. More options available upon request. Each part is systematically placed to be easily located once purchased. Address: Steele's cycle, 2025 ; 2005 kawasaki ZZR600 rectifier voltage regulator 21066...(June 16th, 2024)
• Kawasaki 21066-0750 Ex650 650 Abs Ninja Kle650 Versys Oem Voltage Regulator Rectifier y (61.2% similar) Good condition. Please look at pictures carefully...(June 16th, 2024)
• Kawasaki 14091-0836 13-24 Vulcan Vn900 Voltage Regulator Rectifier Cover Grill (65.7% similar) From a '13 Vulcan 900 custom VN900C with 9,591 actual miles. Genuine kawasaki part. Fits classic or custom model. Row 2 / c high. Good condition, tested/mounted fine, and shows normal wear; see all pics-you get this exact item...(June 17th, 2024)
• Kawasaki 21066-1110 1998 Kx125 Kx250 Oem Rectifier Voltage Regulator (74% similar) Up for sale is a great condition oem voltage regulator that came off running 1998 KX125...(June 17th, 2024)
• Kawasaki 21066-0705 07-24 Vulcan Custom Vn900c Rectifier Voltage Regulator (51.1% similar) Genuine kawasaki part. Row 2 / c high. Good condition, tested/mounted fine, and shows normal wear; see all pics-you get this exact item. From a '13 Vulcan 900 custom VN900C with 9,591 actual miles...(June 18th, 2024)
• Kawasaki 21066-1099 1998 Ninja Zx600-g1 Zx6r Voltage Regulator (67.8% similar) Part #: kawasaki 21066-1099 for sale...(June 18th, 2024)
• Kawasaki 21066-0033 Ninja Ex 650 Ex650 12 13 14 15 16 Oem Voltage Regulator Rectifier (66.7% similar) Troubleshooting electrical issues by swapping parts causes damage. Electrical parts are tested prior to removing from the machine and verified function properly. Used parts may be dirty and or have marks from normal use. Please verify fitment to your machine prior purchasing...(June 19th, 2024)
• Kawasaki 21066-1038 03 Bayou 250 2x4 Regulator Rectifier Klf250 (70.5% similar) Was removed from a running 2003 kawasaki bayou 250 2X4 KLF250. Finish has light wear.: rectifier is in good working condition. Items are shipped using USPS, ups, and FedEx. Comes as pictured...(June 21st, 2024)