Fastrax 48DP 38T Pinion Gear Aluminium 7075 RC Car Spare Part FAST48-38

Overview

The Fastrax 48DP 38T Aluminium 7075 Pinion Gear is a precision engineering component designed for RC enthusiasts who demand the highest quality replacement parts for their RC cars and trucks. Whether you're running a Traxxas, Team Associated, Team Losi, HPI, Tamiya, Axial Racing, Mugen, or Rival model, this pinion gear offers the durability and performance characteristics necessary for consistent, reliable operation on the track or trail. As a dedicated RC hobby retailer in the UK, we understand that proper drivetrain maintenance is critical to achieving optimal performance and longevity in your RC vehicle.

This pinion gear represents Fastrax's commitment to manufacturing high-grade components from premium materials. The 48-tooth pitch (48DP) specification places this gear in the standard range for most modern RC cars and buggies, making it a versatile upgrade or replacement option. Whether you're experiencing wear on your existing pinion, seeking a performance upgrade, or building an RC car from scratch, this component is engineered to deliver dependable operation across a wide range of driving conditions. The gear is compatible with numerous platform options including Element Enduro crawlers, Traxxas TRX-4 rock crawlers, and a comprehensive range of other popular RC brands and models.

Purchasing quality drivetrain components like this pinion gear demonstrates a commitment to maintaining your RC vehicle at peak performance. As specialists in RC hobbies across the UK, we stock genuine Fastrax parts to ensure your RC car, buggy, crawler, or truggy operates at its best. This is not simply a replacement part—it's an investment in your RC experience.

Key Features

• 48DP Tooth Pitch Specification — The 48-tooth pitch (48DP) is a standard specification that ensures compatibility with a wide range of RC vehicles and drivetrain systems, making this pinion an essential component for hobbyists maintaining multiple RC models or those seeking a versatile upgrade option.
• 38-Tooth Configuration — With 38 teeth, this pinion provides a balanced gear ratio suitable for various driving styles and terrain types, offering flexibility for both competitive racing applications and recreational bashing on UK RC tracks and off-road courses.
• Aluminium 7075 Construction — The use of aerospace-grade aluminium 7075 alloy delivers exceptional strength-to-weight ratio, superior hardness, and outstanding resistance to wear, ensuring your pinion gear maintains precision and durability through extended periods of use without deformation or tooth degradation.
• Premium Material Quality — Fastrax's selection of aluminium 7075 is specifically chosen for its excellent machinability and ability to maintain tight tolerances, which translates directly into smooth, quiet operation and reduced drivetrain noise compared to inferior materials.
• Precision Engineering — Every tooth on this pinion gear is precisely cut to exacting standards, ensuring perfect meshing with your RC vehicle's spur gear and motor pinion system, which minimises lost power transfer and maximises efficiency during acceleration and top-speed runs.
• Wide Compatibility Range — This pinion is designed to work with numerous RC platforms including Element Enduro crawlers, Traxxas TRX-4 vehicles, Axial Racing models, Team Associated platforms, Team Losi vehicles, HPI models, Mugen vehicles, Tamiya platforms, and Rival MT10 trucks, making it an exceptionally versatile spare part for collectors with multiple RC machines.
• Reliable Performance — Whether you're enjoying casual weekend drives around your local RC track, engaging in competitive racing, or tackling challenging terrain in a crawler, this pinion gear delivers consistent, dependable operation that RC enthusiasts across the UK have come to expect from Fastrax components.

Technical Performance

The Fastrax 48DP 38T Aluminium 7075 Pinion Gear represents the intersection of material science and precision manufacturing in the RC hobby space. Constructed from aerospace-grade aluminium 7075 alloy, this pinion delivers exceptional performance characteristics that discerning RC car and truck enthusiasts will immediately appreciate. The 48DP (48-tooth pitch) specification is the industry standard for modern RC vehicles, ensuring seamless compatibility with a vast array of popular platforms including everything from high-speed brushless buggies to rock-crawling 4WD trucks. The 38-tooth count provides an optimal balance between acceleration response and top-end speed capability, making this pinion equally suitable for competitive track racing, weekend bashing sessions, and serious off-road exploration. The precision engineering involved in cutting each tooth to exacting tolerances ensures that when meshed with your vehicle's spur gear, power delivery remains smooth and efficient, with minimal energy loss and reduced drivetrain strain. The hardness and wear resistance of aluminium 7075 means this pinion will maintain its precision profile through hundreds of hours of operation, resisting the tooth wear and deformation that can plague inferior materials. For RC hobbyists in the UK seeking to maintain their vehicles at peak performance or upgrade to premium-grade components, this pinion gear delivers the quality and reliability that serious RC enthusiasts demand from their spare parts.

What's in the Box

• Fastrax 48DP 38T Aluminium 7075 Pinion Gear (single unit)

Frequently Asked Questions

• What is a pinion gear and why do I need this Fastrax component for my RC car? — A pinion gear is a critical drivetrain component that meshes with your RC vehicle's spur gear to transfer power from the motor to the wheels. The Fastrax 48DP 38T is a replacement or upgrade option that ensures your RC car, buggy, crawler, or truck maintains optimal power transfer efficiency. Over time, pinion gears experience wear from constant meshing, and upgrading to a premium-grade component like this Fastrax option ensures smooth, consistent operation and reduces noise and drivetrain strain.
• Is the Fastrax 48DP 38T compatible with my RC vehicle? — This pinion gear offers extensive compatibility across numerous popular RC platforms including Traxxas (particularly TRX-4 models), Team Associated vehicles, Team Losi models, Axial Racing crawlers, HPI platforms, Mugen vehicles, Tamiya models, Rival MT10 trucks, and Element Enduro crawlers. The 48DP specification is the industry standard, meaning compatibility is broad. However, we recommend checking your vehicle's specifications or contacting our knowledgeable team to confirm compatibility with your specific RC model before purchasing.
• Why choose aluminium 7075 over other pinion gear materials? — Aluminium 7075 is aerospace-grade material known for exceptional hardness, superior wear resistance, and excellent strength-to-weight ratio. Compared to standard aluminium or steel alternatives, 7075 resists tooth deformation and wear more effectively, maintaining precision through extended use. This translates to longer component life, smoother operation, reduced noise, and more reliable performance across all driving conditions—from high-speed track racing to technical rock crawling on UK trails.
• What's the difference between the 38-tooth configuration and other tooth counts? — The number of teeth on a pinion gear directly affects your RC vehicle's gearing ratio and performance characteristics. The 38-tooth configuration on this Fastrax component provides a balanced setup suitable for most driving styles and terrain types. Higher tooth counts (e.g., 40T) favour top-end speed, whilst lower counts (e.g., 36T) prioritise acceleration and climbing ability in crawlers. The 38T offers excellent versatility, making it ideal for drivers who want responsive acceleration without sacrificing top speed.
• How often should I replace my pinion gear? — Pinion gear lifespan depends on driving intensity, terrain conditions, and maintenance practices. Competitive racers might replace pinions every few hundred run hours, whilst recreational bashers might enjoy 500+ hours or more. Signs that replacement is needed include visible tooth wear, grinding noises during acceleration, or loss of top-end speed. Regular inspection and maintenance extend component life, but having quality replacement parts like this Fastrax option on hand ensures you're never without essential drivetrain components.
• Can this pinion gear be used across different vehicle types? — Yes, the 48DP specification and broad compatibility make this pinion suitable for numerous vehicle types including 2WD buggies, 4WD trucks, crawlers, truggies, and stadium trucks across multiple brands. The 38-tooth count provides versatile performance for both speed-focused vehicles and torque-focused crawlers, though your specific vehicle's gearing system should be confirmed before installation.
• Is this suitable for beginners in the RC hobby? — Absolutely. Whilst pinion gears are replacement components rather than complete vehicles, beginners who are learning to maintain and upgrade their RC cars will benefit from Fastrax's reputation for quality and reliability. Upgrading to premium-grade components like this 7075 aluminium pinion is an excellent way to improve your vehicle's performance and longevity as your skills and interest in RC hobbies develop.
• Where can I get expert advice on choosing the right pinion gear for my specific RC vehicle? — RC Model Shop's team of experienced RC enthusiasts is available to help. Whether you're shopping online or visiting our physical store in Walsall, our staff can provide detailed guidance on compatibility, performance characteristics, and which pinion configuration best suits your driving style and vehicle type.

Why Buy from RC Model Shop?

RC Model Shop is a trusted UK RC retailer and authorised dealer for all the brands we stock, including Traxxas, ARRMA, Losi, FTX, Hobbywing, Spektrum and more. Based in Walsall, we have a physical store where customers are welcome to come in, view products and purchase in store. Whether you are a seasoned competitor, a weekend basher, or just discovering the world of RC for the first time, our team of experienced RC enthusiasts is here to help you find the perfect setup and provide ongoing support. Order the FASTRAX 48DP 38T ALUMINIUM 7075 PINION GEAR FAST48-38 today with confidence, knowing you are buying from an authorised retailer with genuine products, expert knowledge and a commitment to customer satisfaction. Shop online or visit us in Walsall — we look forward to helping you get the most out of your RC experience.