Overview
The Traxxas TRX-4M Brushless Power System is a revolutionary upgrade that transforms your RC crawling experience with cutting-edge brushless technology. Whether you're an experienced RC enthusiast or exploring the world of brushless RC systems for the first time, this power system delivers up to 50% more speed, greater crawling torque, and exceptional precision compared to traditional brushed alternatives. This is the perfect solution for anyone running a TRX-4M platform and wanting to unlock serious performance gains whilst maintaining the reliability and compatibility that Traxxas is renowned for.
Designed specifically for the TRX-4M chassis platform, this brushless power system gives you the best of both worlds: incredible low-speed crawling torque for technical obstacle courses and high-RPM performance for open-ground speed runs. You can rip wheelies in your monster truck one moment and navigate a demanding technical crawling course in your custom High Trail rig the next. The system is waterproof and engineered for durability, making it ideal for UK hobbyists who want a reliable brushless RC crawler that can handle diverse terrain and challenging conditions.
This is a complete plug-and-play power system that includes both the advanced brushless motor and the sophisticated ECM (electronic control module), so you get everything needed to transform your TRX-4M into a high-performance brushless machine. Installation is straightforward thanks to the identical mounting points and battery connections, meaning no chassis modifications are required.
Key Features
- 3350Kv Brushless Outrunner Motor — At the heart of this system is the all-new brushless outrunner motor with a 3350Kv rating, specifically engineered for 2S LiPo power and optimised for the TRX-4M platform. This motor delivers exceptional torque for low-speed control when climbing over obstacles, making it perfect for technical crawling, whilst also providing high-RPM performance for dramatic speed and wheelie-popping power in open terrain.
- Enhanced Torque and Low-Speed Control — The brushless outrunner design provides significantly more torque and superior low-speed control than conventional brushed motor designs. This is critical for crawlers as it allows you to navigate technically demanding courses with precision and power, conquering obstacles that would challenge standard brushed systems.
- Laser-Etched Motor Can — The motor features a striking black high-gloss can with laser etching, giving your RC crawler a professional appearance that reflects the quality engineering inside.
- Included 11-Tooth Pinion Gear — The system comes complete with an 11-tooth pinion gear, ensuring compatibility and reducing the need to source additional components separately.
- Waterproof Electronics — Both the motor and ECM are fully waterproof, making this an excellent choice for UK hobbyists who enjoy off-road adventures in wet conditions or muddy terrain without worrying about water damage.
- Field-Oriented Control (FOC) Technology — The brushless ECM incorporates advanced field-oriented control programming, which allows the ESC to monitor the motor's position in real-time. This delivers ultra-precise control and smoothness that brushed systems simply cannot match, resulting in better handling and response.
- Integrated Lighting Control Module — The ECM includes an integrated lighting control module and receiver that maintains full compatibility with existing Traxxas Pro Scale light kits, allowing you to add authentic LED lighting to your scale model without additional components.
- Dual Transmitter Compatibility — The system works seamlessly with both TQ and TQi transmitters, offering flexibility if you're upgrading from an older TQ transmitter or using the newer TQi system.
- Three Selectable Drive Modes — Choose between Sport mode (100% FWD, 100% Brake, 100% REV) for maximum acceleration and braking, Trail mode (100% FWD, 100% Brake, 100% REV with Trail-Tuned Brake on Neutral) for balanced performance, or Crawl mode (100% FWD, 100% Instant REV, 100% Brake on Neutral) for precise low-speed obstacle navigation.
- Two Servo Output Ports — The brushless ECM features two servo output ports, providing flexibility for steering and additional functions on your TRX-4M chassis.
- Pro Scale Lighting Ports — With two dedicated Pro Scale lighting ports, you can integrate scale-accurate lighting into your build without additional control modules.
- Identical Mounting and Battery Connections — The ECM uses the exact same mounting bosses and battery connections as the standard system, ensuring true plug-and-play capability with no chassis modifications required.
- Full Compatibility with TRX-4M Ecosystem — This brushless system works with all existing TRX-4M parts, accessories, Pro Scale LED light kits, and high/low two-speed transmissions, making it a perfect retrofit for your current setup.
Technical Performance
The TRX-4M Brushless Power System represents a significant leap forward in RC crawler technology. The 3350Kv brushless outrunner motor is purpose-designed for 2S LiPo battery power (7.4V nominal), delivering optimal performance across the full voltage range. The brushless motor classification falls within the 3001-4000Kv range, confirming its suitability for crawler and trail applications where torque and controllability are paramount. The motor's brushless design eliminates the wear and maintenance issues associated with brushed motors, extending service life and reducing downtime. The field-oriented control (FOC) technology in the ECM represents advanced engineering that continuously monitors motor position, enabling microsecond-level adjustments to throttle response and delivering the kind of smooth, predictable control that serious RC crawlers demand. This is particularly evident in tight technical courses where precision throttle control can mean the difference between clearing an obstacle cleanly and getting stuck. The system maintains the same electrical footprint as the standard ECM, meaning no rewiring or adapter harnesses are required. The waterproof construction throughout the system is rated for submersion and wet-weather operation, making it ideal for the UK's variable climate and the muddy, wet terrain conditions that many British RC enthusiasts enjoy. Build quality is premium throughout, with the laser-etched motor can and professional finish reflecting Traxxas's commitment to durability and aesthetics.
What's in the Box
- 3350Kv Brushless Outrunner Motor with laser-etched black high-gloss can
- Brushless ECM (Electronic Control Module) with integrated lighting control and receiver
- 11-tooth pinion gear
What You Need to Complete
- TRX-4M chassis (Ford Bronco, Land Rover Defender, Chevrolet K10 High Trail, Ford F-150 High Trail, or TRX-4MT Monster Truck variants)
- 2S LiPo battery pack (7.4V)
- Battery charger compatible with LiPo batteries
- Transmitter (TQ or TQi compatible)
- RC receiver (integrated in ECM, but transmitter must be compatible)
Frequently Asked Questions
- Is the TRX-4M Brushless Power System suitable for beginners to RC crawling? — Yes, absolutely. Whilst brushless technology is more advanced than brushed systems, the Traxxas TRX-4M Brushless Power System is engineered for ease of installation and use. The plug-and-play design means no complex wiring or modifications, and the three drive modes (Sport, Trail, and Crawl) make it easy to find a setting that matches your skill level. Beginners will appreciate the improved low-speed control in Crawl mode, which makes obstacle navigation more forgiving and intuitive.
- What battery does the TRX-4M Brushless Power System require? — This system is specifically designed for 2S LiPo battery power (nominal voltage 7.4V). Do not use batteries with higher cell counts as this will damage the ESC. A good quality 2S LiPo battery pack of appropriate capacity will provide excellent runtime and performance. Always ensure your battery charger is specifically designed for LiPo batteries and follow safe charging practices.
- How does this brushless system differ from the standard brushed TRX-4M power system? — The brushless system delivers up to 50% more speed, greater crawling torque, and superior precision compared to brushed alternatives. The brushless motor eliminates carbon brush wear, requiring less maintenance and delivering more consistent performance over time. The field-oriented control technology provides smoother, more responsive throttle control that brushed systems cannot match. Additionally, brushless motors are more efficient, extending battery runtime.
- Will this brushless power system fit my existing TRX-4M chassis without modifications? — Yes, completely. The brushless ECM uses the exact same mounting bosses and battery connections as the standard system. Installation is straightforward and requires no chassis modifications, making this an ideal plug-and-play upgrade for any TRX-4M owner.
- Is the TRX-4M Brushless Power System waterproof? — Yes, both the motor and ECM are fully waterproof, making this system suitable for wet terrain, muddy environments, and stream crossings. This is particularly valuable for UK RC enthusiasts who frequently encounter damp conditions. However, always inspect the system after wet-weather use to ensure connections are clean and dry.
- Which TRX-4M models is this system compatible with? — This brushless power system is compatible with all TRX-4M variants, including the Ford Bronco (available in Blue, Red, Orange, Black, White, and Area 51 colours), Land Rover Defender (available in Green, Light Blue, Pink, Silver, Tan, and Black), Chevrolet K10 High Trail (available in Blue, Red, and Black), Ford F-150 High Trail (available in Black, Brown, and Blue), and the TRX-4MT Monster Truck variants (F150 and K10 in multiple colours).
- Does this system work with my existing Traxxas transmitter and receiver? — Yes, the brushless ECM is compatible with both TQ and TQi transmitters. The receiver is integrated into the ECM itself, so you simply need to bind the system to your existing compatible transmitter.
- What are the three drive modes and when should I use each one? — Sport mode provides maximum throttle, braking, and reverse response (100% each direction) for high-speed runs and aggressive driving. Trail mode offers balanced performance with trail-tuned brake on neutral, ideal for mixed terrain. Crawl mode is designed for technical obstacle courses, featuring instant reverse capability and brake on neutral for precise low-speed navigation.
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 TRX-4M Brushless Power System, waterproof (includes ECM Brushless electronic control module (3-channel) and 3350Kv brushless motor) TRX6250 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.
- Manufacturer: Traxxas
- Part Number: TRX6250
- EAN: 020334029591
- Product Name: TRX-4M Brushless Power System
- Waterproofing: Fully waterproof
- Motor Type: Brushless outrunner
- Motor KV Rating: 3350Kv (within 3001-4000Kv range)
- Motor Class: Crawler
- Motor Can Finish: Black high gloss with laser etching
- Battery Compatibility: 2S LiPo
- Maximum LiPo Voltage Rating: 7.4V (2S)
- Included Pinion Gear: 11-tooth
- ESC Type: Brushless ECM (Electronic Control Module)
- ESC Features: Integrated lighting control module and receiver
- ESC Control Technology: Field-Oriented Control (FOC)
- Servo Output Ports: 2
- Pro Scale Lighting Ports: 2
- Mounting: Same footprint and mounting bosses as standard system
- Battery Connections: Identical to standard system
- Transmitter Compatibility: TQ and TQi
- Drive Modes Available: 3 (Sport, Trail, Crawl)
- Sport Mode Settings: 100% FWD, 100% Brake, 100% REV
- Trail Mode Settings: 100% FWD, 100% Brake, 100% REV, Trail-Tuned Brake on Neutral
- Crawl Mode Settings: 100% FWD, 100% Instant REV, 100% Brake on Neutral
- Plug-and-Play Installation: Yes, no modifications required
- Compatible with Pro Scale LED Light Kits: Yes
- Compatible with High/Low Two-Speed Transmission: Yes
The Traxxas TRX6250 Brushless Power System is engineered for ultimate performance in the 1/18 TRX-4M crawler platform, combining high-speed capabilities with precise low-speed control. Designed to enhance both trail crawling and wheelie-popping fun, this waterproof system integrates a powerful 3350Kv brushless outrunner motor with a three-channel electronic control module (ECM), delivering unmatched versatility and performance for modelling enthusiasts seeking reliable plug-and-play installation.
Key Features of the Traxxas TRX6250 Brushless Power System
- 3350Kv Brushless Outrunner Motor - Provides exceptional torque and high-RPM performance for both technical crawling and open terrain speed
- Three-Channel Brushless ECM - Offers ultra-precise motor control and integrated lighting for Pro Scale kits
- Field Oriented Control (FOC) - Continuously monitors motor position to maintain ultra-responsive throttle and accurate braking
- Waterproof Design - Allows safe use in wet conditions without compromising performance
- Plug-and-Play Installation - Same footprint and mounting points as brushed systems, ensuring easy upgrade
- Two Servo Output Ports & Two Pro Scale Lighting Ports - Expands connectivity for additional accessories and lighting modules
- 11-Tooth Pinion Gear Included - Optimised for smooth power delivery and reliable gear engagement
The 3350Kv brushless motor within the Traxxas TRX6250 Brushless Power System offers a unique balance of high-RPM performance and low-speed finesse, enabling precise navigation of technical trails while delivering thrilling top-speed performance in open terrain. The high-gloss black, laser-etched motor can not only withstand rigorous conditions but also adds a visually striking element to your 1/18 TRX-4M crawler.
How does the three-channel Brushless ECM improve control?
The Traxxas TRX6250 Brushless ECM with integrated lighting combines standard ECM functionality with advanced features such as Field Oriented Control (FOC). This programming continuously monitors the motor’s position, allowing for ultra-responsive throttle adjustments and precise braking. Additionally, the integrated lighting module ensures compatibility with Pro Scale light kits, making the system ideal for enthusiasts looking to customise their crawler while retaining plug-and-play simplicity.
What makes the Traxxas TRX6250 suitable for 2S LiPo power?
Designed specifically for 2S LiPo batteries, the Traxxas TRX6250 High-RPM motor with precision torque control provides consistent power delivery across varying speeds. This ensures that whether tackling technical crawling sections or performing high-speed runs, the brushless system maintains smooth performance and prevents power loss under demanding conditions.
Can you enhance lighting and accessories with the TRX6250?
Yes, the Traxxas TRX6250 3-channel electronic control module for 1/18 TRX-4M features two servo output ports and two Pro Scale lighting ports. These outputs allow hobbyists to expand their crawler’s functionality, integrating additional lights or accessories to customise the vehicle to specific trail or show requirements. The seamless integration keeps installation straightforward and maintains plug-and-play convenience.
The Traxxas TRX6250 Brushless Power System is also engineered with waterproofing in mind, allowing safe operation in damp or muddy conditions. This feature ensures that outdoor enthusiasts can explore technical trails or off-road terrain without worrying about electronic damage. Coupled with the precise Field Oriented Control, the system provides consistent, reliable performance even in challenging environments.
Why is plug-and-play installation advantageous for TRX-4M enthusiasts?
The plug-and-play design of the Traxxas TRX6250 Brushless Power System uses the same mounting points and battery connections as brushed setups. This allows hobbyists to upgrade to brushless power without modifying the chassis or performing complex installations, saving time and reducing the risk of installation errors while delivering immediate performance improvements.
From high-RPM thrills to precise low-speed crawling, the Traxxas TRX6250 Brushless Power System offers a complete solution for 1/18 TRX-4M owners. With the combination of a high-performance 3350Kv brushless outrunner motor, three-channel ECM, Field Oriented Control, integrated lighting, and waterproof construction, this system enhances both versatility and reliability for any trail or speed enthusiast. Find the Traxxas TRX6250 Brushless Power System affordable, highly capable, and ready for plug-and-play installation. For those ready to upgrade their crawler, buy Traxxas TRX6250 Brushless Power System today and experience precision control and ultimate performance in one package.
Traxxas TRX6250 Blue Brushless Power System, Traxxas TRX6250 Waterproof Brushless Motor Kit, Traxxas TRX6250 3350Kv Brushless ESC System, Traxxas TRX6250 Brushless ECM with integrated lighting, Traxxas TRX6250 3-channel electronic control module for 1/18 TRX-4M
- Brand and Model: Traxxas TRX6250, Blue, Brushless Power System designed for 1/18 TRX-4M crawler, combining high-RPM speed and low-speed crawling precision
- Primary Motor: 3350Kv Brushless Outrunner Motor delivers exceptional torque for climbing and precise control for technical crawling with increased top-end speed
- ECM Type: Three-Channel Brushless ECM with integrated lighting control for full compatibility with Pro Scale lighting kits and TQ/TQi transmitters
- Control Technology: Field Oriented Control (FOC) programming continuously monitors motor position to ensure ultra-precise throttle response and braking control in multiple drive modes
Dimensions and Weight
- Product Length: 11.6 cm provides compact integration into 1/18 TRX-4M chassis while maintaining full power delivery
- Product Width: 3.4 cm allows for tight fitting alongside existing mounting points and battery connections for plug-and-play installation
- Product Height: 6.1 cm ensures clearance for wiring and accessories while preserving low centre of gravity
- Weight: 0.068 kg supports high-speed performance and technical crawling without adding unnecessary mass
- Shipping Weight: 0.07 kg enabling lightweight transport and quick installation for hobbyists
Performance and Operation
- Drive Modes: Sport, Trail, and Crawl modes allow 100% FWD, braking, and reverse configurations optimised for different driving conditions including technical trails and wheelie-popping
- Power Source: Compatible with 2S LiPo batteries for consistent energy delivery and long runtime during both high-speed runs and low-speed crawling
- Pinion Gear: Includes 11-tooth pinion gear, providing optimal gear engagement for smooth and reliable motor operation
- Waterproof Construction: Ensures that electronics are protected during use in damp or muddy environments without sacrificing performance
- Servo Outputs: Two servo ports and two Pro Scale lighting ports provide expanded connectivity for lighting modules and additional accessories
- High-Gloss Black Motor Can: Laser-etched can enhances both durability and visual appeal for custom TRX-4M builds
Connectivity and Compatibility
- Transmitter Compatibility: Designed for TQ and TQi transmitters to allow straightforward control of motor functions and integrated lighting
- Mounting and Footprint: Same footprint and mounting points as brushed power systems, ensuring plug-and-play installation without modifications
- Integrated Lighting: ECM controls Pro Scale light kits directly, allowing hobbyists to customise crawler appearance while maintaining performance
- Field Oriented Control Benefits: Continuous monitoring of motor position improves precision in throttle, braking, and wheelie manoeuvres
- System Efficiency: Optimised for both high-speed and technical crawling, ensuring the Traxxas TRX6250 Brushless Power System performs reliably across a variety of terrain
Package Contents
- Includes 3350Kv brushless outrunner motor and three-channel Brushless ECM for plug-and-play installation
- Comes with 11-tooth pinion gear for immediate integration into 1/18 TRX-4M platform
- Supports full compatibility with Pro Scale light kits and TQ/TQi transmitters for enhanced performance and customisation
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.
- Depending on what you choose at checkout, your order will usually be delivered either the next working day or within 2 working days. For next day delivery please place your order before 2:00pm. Orders are dispatched Monday to Friday only. Some items may take a little longer and if that is the case we will always show the expected delivery time on the product page.
- 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.
- We use trusted delivery partners to make sure your order gets to you safely and on time. We use DPD for next working day deliveries and Royal Mail for the 2 day option.
- As soon as your order is on its way we will send you a tracking number by email. If you provide your mobile number at checkout we will also send delivery updates straight to your phone so you can keep an eye on progress.
- 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.
