Overview
The Traxxas OptiDrive sensor assembly (TRX5397) is an essential replacement component for Traxxas RC models equipped with the OptiDrive transmission system. This gearbox sensor forms a critical part of the intelligent drivetrain management system found in high-performance Traxxas vehicles, including the TRX 2.5R and TRX 3.3 models. Whether you're a dedicated RC enthusiast running vehicles on UK tracks, at home, or competing at RC events across the country, having genuine replacement sensors ensures your transmission operates at peak efficiency and reliability.
For those who demand consistent performance from their RC car UK setup, the OptiDrive system represents cutting-edge transmission technology that optimises power delivery and acceleration response. The sensor assembly is responsible for reading drivetrain data and communicating with the vehicle's electronic control systems to deliver smooth, responsive performance. This pack includes two sensor units (2 pcs), providing excellent value if you're maintaining multiple vehicles or want to keep a spare on hand for your brushless RC model or other Traxxas equipment.
RC enthusiasts who run ready to run RC models or competition-grade vehicles will appreciate the precision engineering of genuine Traxxas components. The TRX5397 sensor assembly is designed to work seamlessly with the OptiDrive system, maintaining the integrity of your transmission's performance characteristics and ensuring your RC vehicle continues to deliver the rapid acceleration and smooth power delivery that Traxxas is renowned for delivering.
Key Features
- Genuine Traxxas Component — This is an authentic manufacturer part produced to exact OEM specifications, ensuring perfect compatibility with your OptiDrive equipped Traxxas vehicle and maintaining warranty coverage and reliability standards.
- 2.5x6mm CS Specification — The sensor features specific dimensional tolerances that ensure precise fitment within the gearbox assembly, allowing accurate data reading and transmission of critical drivetrain information to your vehicle's management system.
- Two Units per Pack — You receive two complete sensor assemblies in this pack, ideal for maintaining multiple vehicles or keeping a backup sensor ready for quick replacement when needed, minimising downtime during racing or recreational bashing sessions.
- Compatible with TRX 2.5R and TRX 3.3 Models — These sensors are engineered specifically for Traxxas vehicles equipped with OptiDrive transmission systems, guaranteeing compatibility and proper operation within these high-performance platforms.
- Critical Drivetrain Function — The sensor assembly monitors and communicates essential gearbox parameters, enabling the OptiDrive system to optimise acceleration response, power delivery, and overall driving dynamics for the most responsive RC car experience possible.
- Replacement Part Solution — Over time, sensors can wear or require replacement due to age, heavy use, or exposure to dirt and debris during outdoor RC running; this genuine replacement ensures you restore your vehicle to factory specification.
Technical Performance
The Traxxas OptiDrive sensor assembly represents sophisticated transmission monitoring technology integrated into high-performance RC vehicles. The sensor's 2.5x6mm CS (centre-to-shaft) configuration provides precise dimensional accuracy necessary for proper installation within the gearbox housing. In the context of Traxxas TRX 2.5R and TRX 3.3 equipped vehicles, this sensor works in conjunction with the electronic management system to continuously monitor drivetrain performance parameters. The OptiDrive system itself is renowned in the RC hobby for delivering superior acceleration response and smooth power modulation compared to conventional transmission designs. By maintaining sensors in perfect working order using genuine Traxxas replacement parts, you ensure the transmission management system functions optimally, contributing to consistent lap times, predictable handling characteristics, and longevity of drivetrain components. The sensor assembly integrates with the vehicle's broader electronic control architecture, communicating real-time transmission data that allows the vehicle's systems to adjust power delivery instantaneously. This precision engineering is typical of Traxxas components, which are designed and manufactured to the highest standards for reliability in both casual backyard RC running and competitive racing environments across the UK and beyond.
What's in the Box
- Traxxas OptiDrive Sensor Assembly / 2.5x6mm CS (Qty: 2)
Frequently Asked Questions
- What is the OptiDrive sensor assembly and why do I need it? — The OptiDrive sensor assembly is a critical component of Traxxas's advanced transmission system found in certain models including the TRX 2.5R and TRX 3.3. The sensor monitors drivetrain performance and communicates data to the vehicle's electronic management system, enabling optimised acceleration and power delivery. You'll need to replace your sensor if it becomes damaged, worn, or stops responding properly to drivetrain signals.
- Which Traxxas models use this sensor assembly? — The TRX5397 sensor assembly is designed specifically for Traxxas vehicles equipped with the OptiDrive transmission system, including the TRX 2.5R and TRX 3.3 models. Always verify your vehicle's transmission type before ordering to ensure compatibility.
- How often do I need to replace the sensor? — Sensors are durable components designed for extended service life. Replacement is typically needed only if the sensor fails, becomes damaged, or exhibits signs of wear affecting transmission performance. Regular maintenance and keeping your RC vehicle clean will extend sensor lifespan significantly.
- Is this a genuine Traxxas part? — Yes, the TRX5397 is an authentic Traxxas original equipment manufacturer (OEM) component. Purchasing genuine parts ensures proper fit, reliable function, and maintains your vehicle's performance warranty. Genuine Traxxas spares are engineered to exact specifications unlike aftermarket alternatives.
- Can I use aftermarket sensors instead? — We strongly recommend using genuine Traxxas replacement sensors to ensure optimal compatibility, reliability, and performance. Genuine parts are manufactured to OEM specifications and integrated perfectly with your vehicle's electronic systems, whereas aftermarket alternatives may not provide the same precision or reliability.
- Why does this pack include two sensors? — Having two sensors is practical for RC enthusiasts who run multiple Traxxas vehicles, or who want to keep a spare on hand for quick replacement. This ensures minimal downtime when maintaining your RC models and provides excellent value compared to purchasing sensors individually.
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 Traxxas OptiDrive sensor assembly / 2.5x6mm CS (2 pcs) TRX5397 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.
- Brand: Traxxas
- Model Number: TRX5397
- EAN: 0020334539700
- Product Type: OptiDrive Sensor Assembly
- Sensor Specification: 2.5x6mm CS
- Quantity in Pack: 2 pieces
- Compatible Models: TRX 2.5R, TRX 3.3
- Transmission System: OptiDrive
- Function: Gearbox sensor for OptiDrive transmission system
We want to make sure your delivery goes smoothly, so here are some important details about our service:
- For orders above £120, we offer delivery to most mainland UK addresses. For orders under £120, we can still deliver to Northern Ireland and the outlying isles, as long as the item can be sent by Royal Mail, weighs less than 30kg, and fits within 61cm × 46cm × 46cm. Some highland and remote areas may carry an extra delivery charge as couriers often apply surcharges in these locations. If you live in one of these areas, feel free to contact us before ordering so we can confirm the delivery options and costs for you.
- Most of our products include delivery in the price. If your order is under £90, a small delivery fee will apply but do not worry this will always be clearly shown at checkout before you complete your purchase.
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- If your order includes items with different dispatch times we will normally wait and send everything together once all items are in stock. If one of the items is going to take a while we will give you the choice either wait for everything to arrive or let us send the available items now and deliver the rest later. It is up to you.
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- If a product is marked as "Dispatched within 3 working days" delivery usually takes around 3 to 5 working days from when your order is placed.
- For customers in Inverness and other parts of the Scottish Highlands deliveries can take up to 2 working days even if you select next day delivery as couriers do not currently offer a guaranteed next day service to those areas.
