Hardened Steel Pinion Gear Overview:
Upgrade your drivetrain with the Hot Racing 48P Hardened Steel Pinion Gear, built for performance and durability. Crafted from standard 4140 steel and precision CNC-machined, this gear offers a perfect balance of lightweight design and long-lasting strength. It’s designed to reduce internal rotating mass, improving throttle response and overall drivetrain efficiency. Ideal for high-powered brushless setups, this pinion gear is a must-have for racers and hardcore bashers alike.
About the Gear
Built for Power and Longevity
The Hot Racing 48P Pinion Gear is engineered for demanding RC applications, delivering superior strength and smooth operation. Its hardened steel construction resists wear even under high loads, while the heavy-duty 4mm set screw ensures a secure fit on your motor shaft—especially crucial for brushless systems. With its efficient design and durability-focused features, this pinion gear boosts reliability and performance across a wide range of 1/10-scale vehicles.
Features:
- CNC machined for precise fit
- Made from standard 4140 steel
- Casehardened for long life
- Lightweight design reduces rotating mass
- Increases drivetrain efficiency
- Heavy-duty 4mm set screw
- Compatible with brushless power systems
- Fits 48 pitch spur gears
Includes:
- (1) Hot Racing 48P Hardened Steel Pinion Gear
- (1) 4mm Set Screw
Specifications:
| Bore | 1/8″ (3.175mm) |
|---|---|
| Length | 0.47in (12mm) |
This product was added to our catalog on May 1, 2025
Greg Verified Owner Wednesday, Jul 23 2025 (2 months ago) Hot Racing 48P Hardened Steel Pinion Gear (1/8 Bore) (25T) Runs true, good mesh, dual set screws.
Have switched from Robinson Racing,
Used Robinson for about 20 years, but last three Robinson pinions did not run true. View all reviews
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