fits model: Nx125, 125. make: Honda. year: 1989–1990.

( Manufacturer Part Number: 31200-KW1-900 ), ( Type: Starter Motor )
The Honda NX125 starter motor, model number 31200-kw1-900, is a crucial component of the Honda NX125 engine system produced between 1989 and 1990. This starter motor is responsible for rotating the engine's crankshaft to initiate the combustion process, ensuring a smooth and reliable start-up experience.
The 31200-kw1-900 starter motor from Honda is a compact and robust design, engineered to deliver efficient power transmission from the battery to the engine. It features a powerful permanent magnet motor that generates high torque to turn over the engine even in cold weather conditions. The motor is housed in a durable cast iron housing, which provides excellent heat dissipation and resistance to wear and tear.
The starter motor comes with a built-in solenoid that controls the starter engagement and disengagement process. This solenoid is designed to ensure a fast and reliable response when the ignition key is turned, providing a quick and efficient start-up. The solenoid also includes a diode that prevents battery voltage from draining back into the starter motor when the engine is running.
The 31200-kw1-900 starter motor is designed for easy installation and maintenance. It comes with a 12-volt power cable and a flywheel ring gear with a tooth pitch of 24 teeth. The motor also includes a starter drive gear that meshes with the engine's flywheel, ensuring efficient power transmission and minimal wear.
In summary, the Honda NX125 starter motor, model number 31200-kw1-900, is a vital component of the Honda NX125 engine system. Its compact and robust design, powerful permanent magnet motor, and durable cast iron housing make it an efficient and reliable solution for starting the engine. The built-in solenoid ensures fast and reliable engagement, while the easy installation and maintenance design make it a popular choice among Honda NX125 owners.
The Honda NX125 is a classic enduro motorcycle model produced by Honda between 1989 and 1990. This article discusses the pros and cons of purchasing a Honda 31200-kw1-900 starter motor for your NX125.
Pros:1. Reliability: Honda is known for manufacturing high-quality parts, including their starters. The Honda 31200-kw1-900 starter motor is likely to be reliable, given Honda's reputation for producing durable components.
2. Availability: As a common starter motor used in various Honda models during the late 1980s and early 1990s, you can easily find this starter motor from various suppliers, both online and offline.
3. Replacement Cost: The cost of the Honda 31200-kw1-900 starter motor is relatively affordable compared to some other brands and models, making it an economical choice for NX125 owners.
Cons:1. Compatibility: Although this starter motor is suitable for the Honda NX125, ensure that it is the correct variant for your specific bike model and year. Mistakes in compatibility can lead to installation issues and potential damage to the motorcycle.
2. Wear and Tear: Over time, the starter motor can wear out due to frequent use. This can result in a weak or non-functioning starter, requiring replacement.
3. Manual Installation: Installing the starter motor yourself can be a complex process, especially for those without mechanical experience. If you lack the necessary skills, it is recommended to seek professional assistance to avoid causing further damage to the motorcycle.
Conclusion:The Honda 31200-kw1-900 starter motor offers reliability, availability, and affordability for NX125 owners. However, it is essential to ensure compatibility and consider the potential need for professional installation due to its complexity. Ultimately, the decision to purchase this starter motor depends on your mechanical expertise, budget, and the availability of alternative options.
Recommendation:If you are comfortable with mechanical work, possess the necessary tools, and are confident in your ability to install the starter motor yourself, then the Honda 31200-kw1-900 starter motor is an excellent choice due to its reliability, availability, and affordability. However, if you prefer a hassle-free experience, it might be worth considering professional installation or exploring alternative options with easier installation processes.
1989 1990 Honda NX125 Starter Motor Starting NX 125, pt# 31200-KW1-9 Any questions.