10 Best Pinion Gear Sets: Boost Your RC Car’s Speed

Are you looking for the best pinion gear sets to enhance your RC car’s performance? Discover how the right gear set transformed my own RC car’s speed and handling, and find the perfect option for your driving needs.

Looking to boost your RC car’s speed, control, and durability? Pinion gears are the key. The right gear set can make your car run smoother and faster.

I once swapped out a worn gear for a hardened steel 48P pinion, and the difference was instant. My buggy handled corners better and stayed cooler during long runs.

With so many options—steel, aluminum, 32P, 48P—it’s easy to feel lost. But don’t worry. This guide will help you pick the perfect gear set for your motor and driving style.

List of Top 10 Pinion Gear Sets

Image Title Best For Price
5Pack ShareGoo Steel 48P 3.175mm Pinion Gear Sets 13T 14T 15T 16T 17T fit 3.175mm (1/8-Inch) Shaft Compatible with Arrma HPI Kyosho Losi Axial Traxxas Tamiya Associated 1/10 RC Car Monster Truck Buggy 5Pack ShareGoo Steel 48P 3.175mm Pinion Gear Sets 13T 14T 15T 16T 17T fit 3.175mm (1/8-Inch) Shaft Compatible with Arrma HPI Kyosho Losi Axial Traxxas Tamiya Associated 1/10 RC Car Monster Truck Buggy

This gear set is perfect for RC car lovers who want a strong, easy upgrade for their 1/10 scale vehicles. If your motor has a 3.175mm shaft, these gears will fit and boost performance fast.

48P Pinion Gear Set 3.175mm 48 Pitch 24T 25T 26T 27T 28T RC Parts 48P Pinion Gear Set 3.175mm 48 Pitch 24T 25T 26T 27T 28T RC Parts

This gear set is perfect for RC car lovers who want more speed and better control. It’s great for anyone who enjoys upgrading and tuning their RC vehicles with ease.

48P 19T 20T 21T 22T 23T Pinion Gear with Screw Driver for 3.175mm Shaft 1/10 RC Brushless Brush Motor by MakerDoIt 48P 19T 20T 21T 22T 23T Pinion Gear with Screw Driver for 3.175mm Shaft 1/10 RC Brushless Brush Motor by MakerDoIt

This gear set is perfect for RC car lovers who want more speed or better control on any track. It’s great for anyone who likes to tune and upgrade their brushless motor with ease.

Hardened Steel Upgrade Pinion Gear Set: 13T 14T 15T 16T fit 5mm RC Motor Shaft (Work with Steel Spur Gears) for RC Vehicles, Set of 4 Hardened Steel Upgrade Pinion Gear Set: 13T 14T 15T 16T fit 5mm RC Motor Shaft (Work with Steel Spur Gears) for RC Vehicles, Set of 4

This gear set is perfect for RC hobbyists who want strong, reliable performance. If you run 1/8 or 1/10 scale RC trucks or buggies, and use a 5mm motor shaft, this set gives you four gear options to match your setup.

Metal Steel 3.175mm Shaft 32P Pinion Gear Set 10T 11T 12T 13T 14T Compatible with 1/10 Crawler Truck Traxxas Arrma HSP HPI AXIAL Tamiya LOSI RC Car Upgraded Parts (10T 11T 12T 13T 14T) Metal Steel 3.175mm Shaft 32P Pinion Gear Set 10T 11T 12T 13T 14T Compatible with 1/10 Crawler Truck Traxxas Arrma HSP HPI AXIAL Tamiya LOSI RC Car Upgraded Parts (10T 11T 12T 13T 14T)

This gear set is perfect for RC car lovers who want strong, smooth, and reliable power. If you enjoy upgrading your 1/10 scale crawler truck, this set makes your ride run better and last longer.

HobbyPark Metal 7075 Aluminum Alloy 48P Pinion Gear Set 3.175mm Shaft Hole 22T 23T 24T 25T 26T Motor Gears Kit for RC Car (5-Pack) HobbyPark Metal 7075 Aluminum Alloy 48P Pinion Gear Set 3.175mm Shaft Hole 22T 23T 24T 25T 26T Motor Gears Kit for RC Car (5-Pack)

This gear set is perfect for RC car lovers who want smooth speed control and strong performance. If you enjoy tuning your motor for better drive, this kit gives you the flexibility you need.

5Pack ShareGoo Steel 48P 3.175mm Pinion Gear Sets 28T 29T 30T 31T 32T fit 3.175mm (1/8-Inch) Shaft Compatible with Arrma HPI Kyosho Losi Axial Traxxas Tamiya Associated 1/10 RC Car Monster Truck Buggy 5Pack ShareGoo Steel 48P 3.175mm Pinion Gear Sets 28T 29T 30T 31T 32T fit 3.175mm (1/8-Inch) Shaft Compatible with Arrma HPI Kyosho Losi Axial Traxxas Tamiya Associated 1/10 RC Car Monster Truck Buggy

This gear set is perfect for RC car lovers who want a strong upgrade that fits just right. If your motor shaft is 3.175mm, these gears will give you smooth power and easy control.

5-Pack Black Steel Metal 32P 5mm Pinion Motor Gear Sets 17T 18T 19T 20T 21T Compatible with HPI Kyosho Losi Axial Tamiya 1/8 1/10 RC Car Monster Truck Buggy 5-Pack Black Steel Metal 32P 5mm Pinion Motor Gear Sets 17T 18T 19T 20T 21T Compatible with HPI Kyosho Losi Axial Tamiya 1/8 1/10 RC Car Monster Truck Buggy

This gear set is perfect for RC car lovers who want strong, reliable, and smooth-running motors. If you enjoy upgrading your 1/8 or 1/10 scale RC car, truck, or buggy, this set is a great fit.

5Pack ShareGoo Steel 48P 3.175mm Pinion Gear Sets 33T 34T 35T 36T 37T fit 3.175mm (1/8-Inch) Shaft Compatible with Arrma HPI Kyosho Losi Axial Traxxas Tamiya Associated 1/10 RC Car Monster Truck Buggy 5Pack ShareGoo Steel 48P 3.175mm Pinion Gear Sets 33T 34T 35T 36T 37T fit 3.175mm (1/8-Inch) Shaft Compatible with Arrma HPI Kyosho Losi Axial Traxxas Tamiya Associated 1/10 RC Car Monster Truck Buggy

This gear set is perfect for RC car lovers who want a strong, easy upgrade for their 1/10 scale vehicles. If your motor shaft is 3.175mm, these gears will fit like a glove.

48P Pinion Gear Set 16T 17T 18T 19T 3.175mm 48 Pitch Pinion Gear Set 1/10 RC 48P Pinion Gear Set 16T 17T 18T 19T 3.175mm 48 Pitch Pinion Gear Set 1/10 RC

This gear set is perfect for 1/10 RC car enthusiasts who love to tweak their vehicles for better performance. It’s great for those who want to experiment with different gear ratios to match various track conditions.

Detailed Reviews

Discover the Best Pinion Gear Sets with this expert-picked guide. Each set is chosen for its strength, fit, and value. Find the perfect gear for your RC car with confidence and ease.

1. 5Pack ShareGoo Steel 48P 3.175mm Pinion Gear Sets 13T 14T 15T 16T 17T fit 3.175mm (1/8-Inch) Shaft Compatible with Arrma HPI Kyosho Losi Axial Traxxas Tamiya Associated 1/10 RC Car Monster Truck Buggy

5Pack ShareGoo Steel 48P 3.175mm Pinion Gear Sets 13T 14T 15T 16T 17T fit 3.175mm (1/8-Inch) Shaft Compatible with Arrma HPI Kyosho Losi Axial Traxxas Tamiya Associated 1/10 RC Car Monster Truck Buggy

Upgrade your RC car with this 5-pack of hardened steel pinion gears. Each gear fits a 3.175mm (1/8-inch) motor shaft. You get five sizes: 13T, 14T, 15T, 16T, and 17T.

These gears are strong, durable, and easy to install. They come with grub screws for a secure fit.

Perfect for 1/10 scale RC cars, monster trucks, and buggies. Works with Arrma, HPI, Kyosho, Losi, Axial, Traxxas, Tamiya, and Associated. A smart choice for smooth power and better control.

Pros Cons
  • Fits perfectly with 3.175mm shaft motors
  • Durable steel gears built to last and reuse
  • Five gear sizes for flexible speed tuning
  • Easy upgrade for most 1/10 RC cars
  • Quick install with included grub screws
  • Not compatible with motors over 3.175mm shaft size.
  • May require adjustments for perfect gear mesh.

Perfect For:

This gear set is perfect for RC car lovers who want a strong, easy upgrade for their 1/10 scale vehicles. If your motor has a 3.175mm shaft, these gears will fit and boost performance fast.

Ready to Purchase?

2. 48P Pinion Gear Set 3.175mm 48 Pitch 24T 25T 26T 27T 28T RC Parts

48P Pinion Gear Set 3.175mm 48 Pitch 24T 25T 26T 27T 28T RC Parts

Upgrade your RC car with this 48P Pinion Gear Set. It fits motors with a 3.175mm shaft and includes five gear sizes: 24T to 28T. Made from hardened steel, it’s built to last through every race.

Start with the smallest gear, then test bigger ones for speed control. Always check motor heat to avoid damage.

Pros Cons
  • Built to last with tough hardened steel gears
  • Five gear sizes for flexible speed control
  • Easy install with included set screws and hex key
  • Keeps your RC motor safe from overheating
  • Perfect fit for 3.175mm shafts and 48P pitch
  • Not compatible with motors using different shaft sizes
  • Requires monitoring to avoid overheating during high-speed runs
  • Only fits 48 pitch gear systems

Perfect For:

This gear set is perfect for RC car lovers who want more speed and better control. It’s great for anyone who enjoys upgrading and tuning their RC vehicles with ease.

Ready to Purchase?

3. 48P 19T 20T 21T 22T 23T Pinion Gear with Screw Driver for 3.175mm Shaft 1/10 RC Brushless Brush Motor by MakerDoIt

48P 19T 20T 21T 22T 23T Pinion Gear with Screw Driver for 3.175mm Shaft 1/10 RC Brushless Brush Motor by MakerDoIt

Upgrade your RC car with this 48P Pinion Gear Combo Set by MakerDoIt. It’s built strong and fits perfectly on a 3.175mm shaft brushless motor.

Change gears fast. Match your track with 19T to 23T options. Install easily with the included screwdriver.

Each gear is made of durable metal for long-lasting use. The set includes set screws for secure fitting. Enjoy smoother rides and better control.

Pros Cons
  • Durable metal construction ensures long-lasting performance.
  • Adjustable gear ratio for varied track conditions.
  • Includes a screwdriver for easy installation.
  • Compatible with 3.175mm motor shafts.
  • Not compatible with motors using different shaft sizes
  • Requires matching pitch—won’t work with mismatched spur gears
  • Limited tooth range—only includes 19T to 23T options

Perfect For:

This gear set is perfect for RC car lovers who want more speed or better control on any track. It’s great for anyone who likes to tune and upgrade their brushless motor with ease.

Ready to Purchase?

4. Hardened Steel Upgrade Pinion Gear Set: 13T 14T 15T 16T fit 5mm RC Motor Shaft (Work with Steel Spur Gears) for RC Vehicles, Set of 4

Hardened Steel Upgrade Pinion Gear Set: 13T 14T 15T 16T fit 5mm RC Motor Shaft (Work with Steel Spur Gears) for RC Vehicles, Set of 4

Upgrade your RC vehicle with this Hardened Steel Pinion Gear Set. It includes four sizes—13T, 14T, 15T, and 16T—to match your needs. Fits 5mm motor shafts on 1/8 and 1/10 scale RC trucks and buggies.

Built to work with steel spur gears only. You’ll get 4 gears, 4 grub screws, and 1 L wrench in the pack.

Pros Cons
  • Hardened steel gears for long-lasting, tough performance
  • Includes 4 sizes to match your RC setup perfectly
  • Fits 5mm motor shafts on 1/8 and 1/10 scale vehicles
  • Works smoothly with steel spur gears—no slipping
  • Comes with grub screws and L wrench for easy install
  • Not compatible with plastic or aluminum spur gears
  • Requires matching pitch for proper gear engagement
  • Limited to 5mm shafts, won’t fit smaller motors

Perfect For:

This gear set is perfect for RC hobbyists who want strong, reliable performance. If you run 1/8 or 1/10 scale RC trucks or buggies, and use a 5mm motor shaft, this set gives you four gear options to match your setup.

Ready to Purchase?

5. Metal Steel 3.175mm Shaft 32P Pinion Gear Set 10T 11T 12T 13T 14T Compatible with 1/10 Crawler Truck Traxxas Arrma HSP HPI AXIAL Tamiya LOSI RC Car Upgraded Parts (10T 11T 12T 13T 14T)

Metal Steel 3.175mm Shaft 32P Pinion Gear Set 10T 11T 12T 13T 14T Compatible with 1/10 Crawler Truck Traxxas Arrma HSP HPI AXIAL Tamiya LOSI RC Car Upgraded Parts (10T 11T 12T 13T 14T)

Upgrade your RC car with this Metal Steel Pinion Gear Set. It fits 1/10 Crawler Trucks like Traxxas, Arrma, HSP, HPI, AXIAL, Tamiya, and LOSI. You get five gears: 10T, 11T, 12T, 13T, and 14T.

Made from strong steel, these gears are built to last. Each gear has a 32 pitch for smooth power transfer.

Each gear comes with its own screw for easy setup. The 3.175mm shaft fits most RC motors. Just match the gear pitch and shaft size before installing.

Pros Cons
  • Strong steel build for long-lasting performance
  • Fits popular 1/10 RC brands with ease
  • Includes five gear sizes for flexible tuning
  • Comes with mounting screws—no extra tools needed
  • Smooth 32P pitch ensures perfect gear mesh
  • Requires precise compatibility check with RC motor shaft diameter.
  • Gears must match pitch with existing spur gear for proper meshing.

Perfect For:

This gear set is perfect for RC car lovers who want strong, smooth, and reliable power. If you enjoy upgrading your 1/10 scale crawler truck, this set makes your ride run better and last longer.

Ready to Purchase?

6. HobbyPark Metal 7075 Aluminum Alloy 48P Pinion Gear Set 3.175mm Shaft Hole 22T 23T 24T 25T 26T Motor Gears Kit for RC Car (5-Pack)

HobbyPark Metal 7075 Aluminum Alloy 48P Pinion Gear Set 3.175mm Shaft Hole 22T 23T 24T 25T 26T Motor Gears Kit for RC Car (5-Pack)

Upgrade your RC car with this HobbyPark Metal Pinion Gear Set. It’s made from strong 7075 aluminum alloy and fits motors with a 3.175mm shaft.

You get 5 gears with different tooth counts—22T to 26T. That means more setup options for better performance. It also includes a bonus L hex key for easy installation.

Pros Cons
  • Strong 7075 aluminum for lasting durability and performance
  • Five gear sizes for flexible motor tuning options
  • Fits 3.175mm shafts—no guesswork needed
  • Smooth 48P pitch ensures quiet, efficient power transfer
  • Bonus hex key included for easy installation
  • Not compatible with motors larger than 3.175mm shaft
  • No instructions included for beginners
  • Limited tooth range may not suit all setups

Perfect For:

This gear set is perfect for RC car lovers who want smooth speed control and strong performance. If you enjoy tuning your motor for better drive, this kit gives you the flexibility you need.

Ready to Purchase?

7. 5Pack ShareGoo Steel 48P 3.175mm Pinion Gear Sets 28T 29T 30T 31T 32T fit 3.175mm (1/8-Inch) Shaft Compatible with Arrma HPI Kyosho Losi Axial Traxxas Tamiya Associated 1/10 RC Car Monster Truck Buggy

5Pack ShareGoo Steel 48P 3.175mm Pinion Gear Sets 28T 29T 30T 31T 32T fit 3.175mm (1/8-Inch) Shaft Compatible with Arrma HPI Kyosho Losi Axial Traxxas Tamiya Associated 1/10 RC Car Monster Truck Buggy

Upgrade your RC car with this 5-pack of hardened steel pinion gears. Each gear fits a 3.175mm (1/8-inch) motor shaft. You get five sizes: 28T, 29T, 30T, 31T, and 32T.

These gears are strong, easy to install, and built to last. Perfect for 1/10 scale RC cars, trucks, and buggies from top brands.

Pros Cons
  • Fits perfectly on 3.175mm motor shafts
  • Strong steel build for long-lasting performance
  • Five gear sizes for flexible speed tuning
  • Easy upgrade for most 1/10 RC cars
  • Quick install with included grub screws
  • Not compatible with motors using different shaft sizes
  • Won’t mesh if pitch doesn’t match your spur gear
  • Requires checking fit before install—no one-size-fits-all

Perfect For:

This gear set is perfect for RC car lovers who want a strong upgrade that fits just right. If your motor shaft is 3.175mm, these gears will give you smooth power and easy control.

Ready to Purchase?

8. 5-Pack Black Steel Metal 32P 5mm Pinion Motor Gear Sets 17T 18T 19T 20T 21T Compatible with HPI Kyosho Losi Axial Tamiya 1/8 1/10 RC Car Monster Truck Buggy

5-Pack Black Steel Metal 32P 5mm Pinion Motor Gear Sets 17T 18T 19T 20T 21T Compatible with HPI Kyosho Losi Axial Tamiya 1/8 1/10 RC Car Monster Truck Buggy

Upgrade your RC car with this 5-Pack Black Steel Metal Pinion Gear Set. Built tough for high-speed fun and long-lasting performance.

Each gear is made of hardened steel. Fits 5mm motor shafts. Works with 1/8 and 1/10 scale RC cars.

You get five sizes: 17T, 18T, 19T, 20T, and 21T. Perfect for fine-tuning your speed and torque. Just check your motor shaft and gear pitch before installing.

Pros Cons
  • Hardened steel gears for long-lasting strength and durability
  • Includes five sizes for perfect gear tuning
  • Fits most 1/8 & 1/10 RC cars with 5mm shafts
  • Reusable and built to handle high-performance motors
  • Easy to match with 32 pitch spur gears
  • Not compatible with motors under 5mm shaft size
  • Requires matching pitch with spur gear to work properly
  • No installation tools included in the package

Perfect For:

This gear set is perfect for RC car lovers who want strong, reliable, and smooth-running motors. If you enjoy upgrading your 1/8 or 1/10 scale RC car, truck, or buggy, this set is a great fit.

Ready to Purchase?

9. 5Pack ShareGoo Steel 48P 3.175mm Pinion Gear Sets 33T 34T 35T 36T 37T fit 3.175mm (1/8-Inch) Shaft Compatible with Arrma HPI Kyosho Losi Axial Traxxas Tamiya Associated 1/10 RC Car Monster Truck Buggy

5Pack ShareGoo Steel 48P 3.175mm Pinion Gear Sets 33T 34T 35T 36T 37T fit 3.175mm (1/8-Inch) Shaft Compatible with Arrma HPI Kyosho Losi Axial Traxxas Tamiya Associated 1/10 RC Car Monster Truck Buggy

Upgrade your RC car with this 5-pack of hardened steel pinion gears. Each gear is built to fit 3.175mm (1/8-inch) motor shafts and delivers smooth, reliable performance.

You get five sizes: 33T, 34T, 35T, 36T, and 37T. They’re easy to install and come with grub screws. Made for 48 pitch setups, they’re perfect for Arrma, HPI, Kyosho, Losi, Axial, Traxxas, Tamiya, and Associated 1/10 RC cars.

These gears are durable, reusable, and ready to race. Just match the shaft size and gear pitch, and you’re good to go.

Pros Cons
  • Fits perfectly with 3.175mm shaft RC motors
  • Strong steel build for long-lasting performance
  • Five gear sizes for flexible speed tuning
  • Easy upgrade with included grub screws
  • Works with top brands like Traxxas and Tamiya
  • Not compatible with motors using different shaft sizes
  • Won’t mesh if pitch doesn’t match your spur gear
  • Limited tooth range—only includes 33T to 37T

Perfect For:

This gear set is perfect for RC car lovers who want a strong, easy upgrade for their 1/10 scale vehicles. If your motor shaft is 3.175mm, these gears will fit like a glove.

Ready to Purchase?

10. 48P Pinion Gear Set 16T 17T 18T 19T 3.175mm 48 Pitch Pinion Gear Set 1/10 RC

48P Pinion Gear Set 16T 17T 18T 19T 3.175mm 48 Pitch Pinion Gear Set 1/10 RC

Upgrade your RC car with this 48P Pinion Gear Set. It includes 16T, 17T, 18T, and 19T gears for flexible tuning. Each gear comes with a screw and hex key for easy setup.

Made from quality steel, these gears are strong and long-lasting. They fit 3.175mm shafts perfectly.

Change your gear ratio for different track conditions. Start with a smaller tooth gear, then go bigger. Keep an eye on your ESC and motor temperature to avoid damage.

Pros Cons
  • Durable steel gears built for long-lasting RC performance
  • Easy gear upgrades for faster speed and better control
  • Fits popular RC brands like Traxxas, Redcat, and Tamiya
  • Includes tools—screws and hex key for quick install
  • Change gear ratios to match any track condition
  • Not compatible with shafts smaller than 3.175mm
  • Requires monitoring to avoid motor overheating
  • Limited tooth range may not suit all speed needs

Perfect For:

This gear set is perfect for 1/10 RC car enthusiasts who love to tweak their vehicles for better performance. It’s great for those who want to experiment with different gear ratios to match various track conditions.

Ready to Purchase?

Buying Guide

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