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4pcs 48P Pinion Gear 3.175mm Set Hardened 28T 29T 30T 31T 48DP Pitch Gears RC Upgrade Part with Screwdriver
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4pcs 48P Pinion Gear 3.175mm Set Hardened 28T 29T 30T 31T 48DP Pitch Gears RC Upgrade Part with Screwdriver
Hardened steel 28 29 30 31 tooth, 48 pitch pinion gear for motors with a 3.175mm shaft.
4pcs 48P Pinion Gear 3.175mm Set Hardened 28T 29T 30T 31T 48DP Pitch Gears RC Upgrade Part with Screwdriver
Item #: 30771916

4pcs 48P Pinion Gear 3.175mm Set Hardened 28T 29T 30T 31T 48DP Pitch Gears RC Upgrade Part with Screwdriver

87% of respondents would recommend this to a friend

Item #: 30771916

TTD 164

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Hardened steel 28 29 30 31 tooth, 48 pitch pinion gear for motors with a 3.175mm shaft.
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What Stands Out

Precision Engineering
Each gear is crafted with high precision, ensuring a perfect fit and optimal performance for your RC vehicles, allowing for smoother operation and reduced wear.
Durable Material
Made from hardened steel, these gears offer enhanced durability and resistance to wear and tear, extending the lifespan of your RC components and improving overall reliability.
Complete Set
Includes four different gears (28T, 29T, 30T, 31T) and a screwdriver, providing versatility and convenience for various RC applications, making upgrades effortless and efficient.

Product Details

Shop for 4pcs 48P Pinion Gear Set with Screwdriver. Upgrade your RC with hardened, high-quality gears. Available in 28T, 29T, 30T, and 31T options. Shop now! Shop at Ubuy Trinidad and Tobago
  • Hardened steel pinion gear set with tooth counts of 28, 29, 30, and 31
  • 48 pitch gears suitable for motors with a 3.175mm shaft
  • CNC machined for increased wear resistance and improved fatigue life
  • Nitrided for enhanced hardness and corrosion resistance
  • Includes four pinion gears, four M3x4mm set screws, and one 1.5mm hex wrench
  • Compatible with various RC cars including Traxxas, Associated, Losi, Redcat, ECX, and Arrma models
Product Dimensions (L x W x H)0.59 x 0.59 x 0.31 inches (1.5 x 1.5 x 0.8 cm)
Item Weight0.634 ounces (17.97 grams)
Item model numberG48P-03
Manufacturer recommended age14 years and up
ManufacturerACTruck

Who Should Buy?

Suitable For
  • RC Hobbyists

    Ideal for enthusiasts looking to upgrade their RC vehicles with durable, precision-engineered pinion gears for better performance.

  • DIY Builders

    Perfect for those building custom RC projects requiring specific gear ratios for customized speed and torque settings.

  • Competitive Racers

    Suit performance-focused racers who need reliable gear options to enhance speed and control during competitions.

Not Suitable For
  • Casual Users

    Not suitable for occasional users who may not require high-performance components for basic RC vehicles and usage.

Product Description

4pcs 48P Pinion Gear 3.175mm Set Hardened 28T 29T 30T 31T 48DP Pitch Gears RC Upgrade Part with Screwdriver

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is the material of the 4pcs 48P Pinion Gear set?

    Answer: The 4pcs 48P Pinion Gear set is made from high-quality hardened steel. This material offers increased durability and wear resistance, ensuring that the gears can withstand the high performance and demands of RC applications. By using hardened steel, these gears maintain their shape and performance over time, making them ideal for both competitive racing and hobbyist builds.
  • Question: What is the purpose of different tooth counts (28T, 29T, 30T, 31T) on the gears?

    Answer: The different tooth counts provide you with options for customizing the gear ratio to fit your RC model's performance needs. Gears with fewer teeth, like the 28T, offer higher acceleration at the cost of top speed, while gears with more teeth, like the 31T, provide higher top speeds but slower acceleration. This flexibility allows you to tune your RC vehicle for various racing environments or terrains.
  • Question: What is the impact of using a 48 pitch (48P) gear system in RC vehicles?

    Answer: A 48 pitch (48P) gear system allows for a good balance between torque and speed. It is especially beneficial in applications where precision and efficiency are needed, such as in off-road RC cars and on-road models. The finer teeth of 48P gears reduce backlash and enhance smooth operation, making them a popular choice for serious hobbyists and racers alike.
  • Question: What type of RC vehicles can these gears be used with?

    Answer: The 4pcs 48P Pinion Gear set can be used with a wide range of RC vehicles, particularly electric powered models and nitro cars that utilize 48 pitch gearing. They are suitable for on-road and off-road applications, making them versatile for enthusiasts looking to enhance the performance of their RC cars, trucks, and buggies.
  • Question: Is there a specific screwdriver included with the gear set?

    Answer: Yes, each set includes a screwdriver designed specifically for securing the pinion gears onto your motor shaft. This added tool simplifies the installation process, ensuring that you have everything you need to upgrade your gear set effectively. The included screwdriver is typically compatible with the gear set and provides a reliable fit.
  • Question: How do I install these pinion gears on my RC model?

    Answer: Installing the pinion gears involves removing the current gear from your motor, then aligning the new gear with the motor shaft. Use the included screwdriver to secure the pinion gear tightly. Ensure proper alignment with the spur gear to avoid unnecessary wear. This upgrade enhances your RC model's performance, making it faster or more responsive based on the gear you choose to install.
  • Question: What advantages do hardened gears provide over plastic ones?

    Answer: Hardened gears offer superior strength and durability compared to plastic gears. They are less prone to stripping under load, ensuring consistent performance through demanding racing conditions. This makes them an excellent choice for competitive racing and challenging terrains, where reliability and performance are crucial for success.
  • Question: Can I mix different tooth counts with other pinion or spur gears?

    Answer: Yes, you can mix different tooth counts with other compatible pinion and spur gears, but you should consider the overall gear ratio effect it will have on your vehicle’s performance. For optimal results, ensure that the tooth count maintains a sensible ratio, as this will help prevent overheating or loss of power in your RC system. Experimenting with various combinations allows you to customize your vehicle to fit personal driving styles.
  • Question: How does the size (3.175mm) affect compatibility with motors?

    Answer: The 3.175mm size refers to the shaft diameter compatible with the pinion gear, primarily designed for standard RC motor applications. It ensures a snug fit on most micro and standard brushless or brushed motors. Selecting the correct size is essential for avoiding slippage and ensures optimal power transfer from the motor to the drivetrain.
  • Question: Where can I buy the 4pcs 48P Pinion Gear set in Trinidad and Tobago?

    Answer: You can purchase the 4pcs 48P Pinion Gear 3.175mm Set with a screwdriver from Ubuy. Ubuy provides a selection of authentic RC upgrade parts aimed at enhancing your vehicle's performance. Their platform offers a reliable shopping experience, ensuring that you receive quality products and support as you modify your RC models.

GTHELE Gears G48P-03 Editorial Review

The 4pcs 48P Pinion Gear set is said to be a good upgrade part for RC vehicles, but the product has mixed reviews regarding the quality of the gears. Some customers have reported that the gears were milled incorrectly, causing the gears to strip spur gear upon installation. However, some buyers found this product to work very well for the cost and had an easy installation process.

Customer Reviews & Ratings

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Pros

  • Affordable price
  • Easy to install
  • Comes with screws and allen key
  • High strength

Cons

  • Gears are not well machined

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“Easy to find and order what you want on the website. Delivery is quick to the UK”

8 September 2026 · via Trustpilot
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TTD 164

Order now and get it around Sunday, September 20

QTY:

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Features & Benefits

  • CNC machined.
  • Nitrided to enhance hardness and corrosion resistance.
  • Tooth count: 28 29 30 31.
  • Tooth pitch: 48.
  • Tooth face width: 7mm.
  • Length: 14mm.

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