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12V NC250 Radiator Cooling Fan for 150cc-250cc Water-Cooled ATV & Dirt Bike
12V NC250 Radiator Cooling Fan for 150cc-250cc Water-Cooled ATV & Dirt Bike
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Product Overview
Ensure peak performance for your high-performance water-cooled engine with this Premium 7-Blade Radiator Cooling Fan. Specifically engineered for the Chinese NC250 platform and a wide range of 150cc, 200cc, and 250cc water-cooled engines, this fan is a critical upgrade for your cooling system. Featuring advanced mechanical balancing and high-speed airflow, it provides superior thermal management for the radiator, oil system, and transmission.
Product Compatibility
A highly adjustable cooling solution for high-performance Chinese powersports engines.
| Vehicle Type | Common Applications |
| Engine Platform | Zongshen NC250 (ZS177MM) & Various 150cc/200cc/250cc |
| Dirt Bike / Pit Bike | Kayu, Apollo, SSR, Orion, Xmotos (NC250 Series) |
| ATV / UTV | 250cc 4-Wheelers, Quads, Side-by-Sides |
| Cooling Type | Water-Cooled / Liquid-Cooled Systems |
Specifications
To ensure a perfect fit, please check your radiator's mounting clearance against these dimensions:
| Feature | Metric Measurement | Imperial Measurement |
| Blade Count | 7 Blades | -- |
| Outer Diameter | 120mm | 4.72" |
| Mounting Hole Spacing | 130mm to 178mm | 5.11" - 7.0" |
| Thickness | 35mm | 1.37" |
| Voltage | 12V DC | -- |
Key Features
- Sealed Ball Bearing Motor: Equipped with high-quality sealed ball bearings that offer significantly lower friction and noise compared to standard sleeve bearings, ensuring a longer operational lifespan in dusty or wet conditions.
- Fully Balanced 7-Blade Design: Every fan is precision-balanced to eliminate vibrations at high RPMs, protecting your radiator mounts from stress fractures and providing a smoother, quieter cooling experience.
- Highly Adjustable Mounting: The unique bracket design supports a flexible hole spacing range of 130mm to 178mm, making it a versatile replacement for various radiator brands and custom setups.
- Comprehensive Thermal Control: Engineered to cool the entire engine bay—including the radiator, oil system, and transmission—preventing "heat soak" and maintaining stable power output during intense riding.
- Slim-Line Profile: At only 35mm thick, this fan is ideal for tight engine compartments where space between the radiator and engine block is limited.
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Fitment FAQ
Will this part fit my specific model and year?
This cooling fan is intended for A highly adjustable cooling solution for high-performance Chinese powersports engines.; Vehicle Type; Common Applications; Engine Platform; Zongshen NC250 (ZS177MM) & Various 150cc/200cc/250cc; Dirt Bike / Pit Bike; Kayu, Apollo, SSR, Orion, Xmotos (NC250 Series). Key physical/spec details from the product data include Outer Diameter: 120mm, Mounting Hole Spacing: 130mm to 178mm, Thickness: 35mm. Use the compatibility table and product photos together before ordering.
Do I need to match the OEM part number?
Yes. If your original part has a stamped OEM or manufacturer number, match that number first before ordering. For this cooling fan, also compare the voltage, fan diameter, plug style, mounting tabs, airflow direction, and radiator clearance. This is especially important for SSR NC250 models because similar model names can use different parts by year or trim.
What models or situations does this part not fit?
Do not order this cooling fan for machines outside the listed compatibility, or for units with different fan diameters, plug styles, mounting tabs, voltage ratings, or airflow directions. Do not rely only on the model name or engine size.
What should I check before ordering?
Before ordering, compare your original part with the photos and check the voltage, fan diameter, plug style, mounting tabs, airflow direction, and radiator clearance. Recheck listed specs such as Outer Diameter: 120mm, Mounting Hole Spacing: 130mm to 178mm, Thickness: 35mm. If any connector, mounting point, size, or year detail is different, confirm fitment before installation.
Simple swap for small atv. Mounted and connected just like the orginal one that had failed.