HPI A447 Racing Spur Gear Nitro 41

( Brand: Hpi ), ( Manufacturer Part Number: A447 ), ( Compatible Brand: For Hpi ), ( Type: Spur Gear ), ( Color: Black ), ( Compatible Fuel Type: Nitro Glow Fuel ), ( Age Level: 17 Years Up )

Review HPI Racing Spur Gear 41 Tooth Nitro Speed

The HPI A447 Racing Spur Gear 41Nitro is a high-performance, durable component designed for use in nitro RC cars, specifically those in the 1/10th scale class. This spur gear is manufactured by HPI Racing, a renowned name in the RC hobby industry, ensuring top-notch quality and reliability.

The A447 Racing Spur Gear 41Nitro is constructed from a strong, impact-resistant material, making it suitable for the rigors of nitro RC racing. It features a 41-pitch design, which is widely used in the RC community for its balance of strength and efficiency. The 41-pitch size allows for smoother power transmission from the motor to the drivetrain.

One of the key advantages of this spur gear is its precision machining. Each tooth is carefully crafted to ensure accurate engagement with the pinion gear, resulting in minimal power loss and improved efficiency. Furthermore, the machining process results in a uniform, flat surface for the belt to ride on, ensuring a consistent power delivery to the wheels.

The HPI A447 Racing Spur Gear 41Nitro is also designed with ease of installation in mind. It comes with a 12-bolt, M3 x 0.5 hex pattern, allowing it to be easily installed on most 1/10th scale nitro RC cars. Additionally, it includes a center-locking mechanism, which helps to securely fasten the gear to the differential, reducing the risk of slippage during high-speed racing.

In summary, the HPI A447 Racing Spur Gear 41Nitro is a robust and efficient component that is essential for any serious nitro RC racer. Its 41-pitch design, strong construction, and precise machining make it a reliable and effective choice for powering your RC car to victory on the track.

The HPI A447 Racing Spur Gear 41 Nitro is a high-performance aftermarket spur gear designed for nitro RC cars. Here are some pros and cons that might help you decide if this gear is a good investment for your RC hobby:

1. High-strength material: The HPI A447 is made of strong and durable material, aluminum, which can handle high power and torque.

2. Lightweight: At just 117 grams, this spur gear is lighter than the standard plastic spur gear, reducing rotating mass and improving acceleration.

3. Customizable: The HPI A447 is available in different pitch sizes, allowing you to fine-tune the gear ratio of your RC car to suit your driving style and track conditions.

4. Easy installation: The gear is easy to install and replace, making it a popular choice among RC racers.

1. Cost: The HPI A447 is more expensive than the standard plastic spur gear.

2. Requires maintenance: Aluminum spur gears require regular cleaning and lubrication to prevent corrosion and ensure smooth operation.

3. Risk of damage: Aluminum spur gears are more prone to damage from impacts and crashes than plastic gears, which can be costly to replace.

4. Not suitable for all RC cars: The HPI A447 is designed specifically for nitro RC cars and may not be compatible with other types of RC vehicles.

In conclusion, the HPI A447 Racing Spur Gear 41 Nitro offers several advantages for RC racers, including increased strength, lighter weight, and customizability. However, it also comes with some disadvantages, such as cost, maintenance requirements, and the risk of damage. Ultimately, whether or not to invest in this gear depends on your RC driving style, budget, and the specific requirements of your RC car.

If you are an advanced RC racer looking for improved performance, the HPI A447 could be a worthwhile investment. However, if you are just starting out or have a smaller budget, you may want to consider sticking with the standard plastic spur gear until you are ready to upgrade.

Details:

HPI RACING A447 SPUR GEAR 41 TOOTH NITRO 2 SPEED.

part #: a447 prices

• $20.99-$24.75

specifications rcparta:

• brand: Hpi
• mpn: A447
• compatible brand: For Hpi
• type: Spur Gear
• color: Black
• compatible fuel type: Nitro Glow Fuel
• age level: 17 Years Up

offer rcparta:

• quantity: 1
• started: December 29, 2025
• options: Ship-to-home
• best offers: True
• availability: In Stock
• sold: 0

payments rcparta:

• other
• wallet: Google-pay
• credit card: Diners-club

general rcparta:

• Radio Control Control Line > RC model Vehicle Parts Accs > Other RC Parts Accs
• condition: New

returns rcparta:

• policy: No Returns

seller rcparta:

• rating: 100.0%
• city: Lennon, Michigan
• # reviews: 2987

shipping rcparta:

• carrier: USPS
• service: USPS Ground Advantage
• type: Calculated
• class: Standard
• cost: $5.09
• transit: 5-11 Days

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