Traxxas LED Light Set Front Rear Waterproof TRX-4M TRX9784

Overview

Transform your 1/18 scale TRX-4M Land Rover Defender into a fully illuminated scale replica with the Traxxas Pro Scale LED Light Kit (TRX9784). This innovative lighting system adds working headlights, tail lights, brake lights, and hazard lights that respond precisely to your radio inputs, delivering an extra layer of realism and visual appeal to your RC crawler. Whether you're a seasoned RC enthusiast running competitive trail courses or a weekend basher exploring challenging terrain, adding Pro Scale lighting takes your TRX-4M experience to the next level. The kit is specifically designed for the TRX-4M Defender platform and integrates seamlessly with the ECM-2.5 electronic control module that comes equipped in your truck.

If you're looking for an RC car lighting kit that combines authentic scale detail with genuine functionality, the Traxxas Pro Scale system stands apart from basic LED add-ons. Unlike static light kits, this system provides intelligent lighting control with multiple operational modes that can be switched on the fly using the EZ-Set button on your transmitter. From hazard light displays to functional brake and reverse lighting, every light function responds to your driving inputs in real time. Installation is refreshingly simple—no complex wiring harnesses or additional control modules required—making this an accessible upgrade for RC hobbyists of all skill levels.

Designed and manufactured by Traxxas, the world's leading RC vehicle brand, this Pro Scale lighting kit is built to withstand the demands of outdoor RC driving. The fully waterproof construction ensures reliable operation in wet conditions, muddy terrain, and variable weather—essential for serious trail runners and scale crawlers. The point-to-point LED wiring bus eliminates messy cable management and delivers a professional installation result. Best of all, the programming is already built into your ECM-2.5, so you're just three steps away from illuminated scale realism: install the lights in your Defender body, plug in the single wiring harness, and hit the trails with full lighting functionality ready to go.

Key Features

• Fully Waterproof Construction — The Pro Scale lighting system is engineered with complete waterproof sealing, meaning you can run your TRX-4M through water crossings, muddy creek beds, and heavy rain without worrying about electrical failure or water damage to the lighting components. This weather-resistant design is critical for UK-based RC drivers who frequently encounter damp conditions and unpredictable British weather.
• Single Wiring Harness Installation — Installation is dramatically simplified by the point-to-point LED wiring bus that runs the entire system through a single connection point to the ECM-2.5. Rather than juggling multiple wires and connections, you simply plug in one harness, eliminating confusion and installation errors whilst delivering a clean, professional appearance under your Defender's transparent body shell.
• Five Selectable Lighting Modes via EZ-Set Button — The Pro Scale system offers five distinct lighting modes accessible through your transmitter's EZ-Set button, allowing you to switch between operational modes on demand: Headlights with Marker/Daytime Running Lights; Lights Off (with functional Brake and Reverse Lights only); Hazard Lights; and Demo Mode for display purposes. This intelligent control system responds precisely to your driving inputs, making the lighting behave like a real vehicle.
• Working Headlights — Authentic front headlights illuminate the terrain ahead and are visible from distance, adding genuine scale realism and practical visibility during low-light driving sessions or evening trail runs in the UK.
• Functional Brake Lights — The system includes responsive brake light functionality that activates when you apply reverse control, creating authentic braking feedback that mirrors real-world vehicle operation. This feature significantly enhances the scale realism of your TRX-4M Defender.
• Functional Reverse Lights — Dedicated reverse light circuits activate when you command reverse movement, providing authentic backing-up illumination and adding another layer of scale-accurate detail to your crawler's lighting profile.
• Hazard Light Functionality — Selectable hazard light mode activates all light functions in a flashing pattern, perfect for trail recovery scenarios, scale photography sessions, or simply displaying your vehicle's impressive lighting capability during club meetings or RC events.
• Daytime Running Lights (DRL) Mode — The marker lights and daytime running lights mode enables realistic driving during daylight hours, mimicking modern vehicle lighting standards and adding to the authentic appearance of your scale Land Rover Defender.
• No Extra Control Modules Required — Unlike aftermarket lighting kits that demand separate receivers or control units, the Pro Scale system's functionality is already programmed into your TRX-4M's ECM-2.5. This eliminates the need for additional electronics, additional weight, or complex integration, making the upgrade accessible to all skill levels.
• Demo Mode for Display — A dedicated demo mode cycles through all available lighting functions automatically, perfect for showcasing your TRX-4M at club events, scale competitions, or simply impressing fellow RC enthusiasts. Note that the TRX-4M will not drive whilst in demo mode, making this strictly a display feature.
• Compatible with Standard Bumper Lights — The Pro Scale lighting kit can be used in conjunction with Traxxas standard bumper lights, allowing you to stack additional lighting power and brightness for even more dramatic night-time visual impact if desired.

Technical Performance

The Traxxas Pro Scale LED Light Kit (TRX9784) represents cutting-edge scale lighting technology engineered specifically for the 1/18 scale TRX-4M platform. The system utilises high-brightness LED modules distributed across the front and rear of the body, delivering bright, visible illumination that performs effectively even in daylight conditions and outdoor environments. The fully waterproof construction employs sealed connectors and potted LED assemblies that can withstand submersion, stream crossings, and sustained wet-terrain driving sessions. The point-to-point LED wiring architecture uses a single continuous harness that distributes power and control signals from a centralised connection point on the ECM-2.5, eliminating the traditional multi-wire complexity found in older lighting systems. Installation requires no soldering, no programming, and no additional components beyond what's provided in the kit. The system integrates directly with the ECM-2.5's native control software, meaning lighting functions respond in real time to your transmitter inputs with zero additional latency. The EZ-Set button interface allows you to cycle through the five available lighting modes without stopping your vehicle or connecting to a computer, making mode selection completely intuitive during trail sessions. Build quality is consistent with Traxxas's reputation for durability and reliability in the RC automotive industry, with weatherproof seals, high-grade LED modules, and professional-grade wiring harnesses throughout. The system operates seamlessly with all TRX-4M Defender variants sold by authorised UK RC retailers and delivered ready to install out of the box.

What's in the Box

• Complete Pro Scale LED lighting kit assembly with front and rear light modules
• LED light harness with single-point ECM-2.5 connection
• 1.6x5mm BCS self-tapping screws (4)
• Zip ties (2)

Frequently Asked Questions

• Do I need to reprogram my TRX-4M to use the Pro Scale lighting kit? — No. The Pro Scale lighting functionality is already built into the ECM-2.5 electronic control module that comes standard on all TRX-4M Defender models. Simply plug the wiring harness into one of the light channels on the ECM and the system is ready to use. There is no additional programming, configuration, or setup required. This is one of the key advantages of choosing Pro Scale over generic aftermarket lighting kits.
• What does Demo Mode do, and can I drive my TRX-4M in this mode? — Demo Mode automatically cycles through all available lighting functions—headlights, daytime running lights, brake lights, reverse lights, and hazard lights—in a continuous sequence. This mode is designed exclusively for display and photography purposes, allowing you to showcase the full capability of the lighting system. The TRX-4M will not drive whilst in Demo Mode, so you must switch to one of the four driving modes (Headlights, Lights Off with functional brakes, Hazard, or Daytime Running Lights) before heading out on the trail.
• Is the Pro Scale lighting system waterproof? — Yes, absolutely. The entire Pro Scale lighting kit is built with fully waterproof construction, meaning all LED modules, connectors, and wiring harnesses are sealed against water ingress. This waterproofing allows you to confidently run your TRX-4M through water crossings, stream beds, rain, and muddy conditions without any risk of electrical damage. The sealed construction is essential for serious UK trail runners who frequently encounter wet terrain and variable weather.
• Can I use the Pro Scale lights together with standard Traxxas bumper lights? — Yes. The Pro Scale lighting system is designed to work alongside standard Traxxas bumper lights. Using both systems together adds extra light output and brightness, which can be particularly beneficial for night-time driving sessions or when you want maximum visual impact at RC events. Both systems connect to the ECM-2.5 independently, so there are no compatibility issues.
• How do I change between the different lighting modes? — The five lighting modes are selected using the EZ-Set button on your Traxxas transmitter. Simply press the button to cycle through the available modes: Headlights with Daytime Running Lights, Lights Off (with functional Brake and Reverse Lights only), Hazard Lights, and Demo Mode. Switching modes whilst driving is completely safe and intuitive—no need to stop the vehicle or access any menus.
• What is included in the kit, and what else might I need? — The kit includes the complete LED lighting assembly, the single-wire harness connector, four 1.6x5mm self-tapping BCS screws for body mounting, and two zip ties for cable management. Your TRX-4M Defender and its ECM-2.5 are all you need; no additional components, modules, or electronics are required. The kit is designed for drop-in installation.
• Which TRX-4M Defender models are compatible with the Pro Scale lighting kit? — The Pro Scale lighting kit (TRX9784) is compatible with all TRX-4M Land Rover Defender 1/18 RTR 4x4 Trail Truck variants, including Silver, Tan, Black, Green, Light Blue, and Pink colour versions. The kit fits the #9712 body shell used across all TRX-4M Defender platforms sold by authorised UK RC retailers.
• Is the Pro Scale lighting kit suitable for beginners? — Absolutely. The Pro Scale system is one of the most beginner-friendly lighting kits available for RC vehicles because installation requires no soldering, no programming, and no technical knowledge. Simply mount the light modules in your body, plug in the single harness, and you're done. If you can operate a TRX-4M Defender, you can install and use this lighting kit. The five intuitive lighting modes are controlled via your existing transmitter, so there's nothing new to learn operationally.
• Can I still use my TRX-4M normally after installing the Pro Scale lights? — Yes, completely. Installation of the Pro Scale lighting kit does not affect your TRX-4M's driving performance, handling, or any other operational characteristics. The lights are purely an additive feature that enhances realism and visual appeal whilst leaving your vehicle's driving experience entirely unchanged. You can install the lights and continue enjoying your TRX-4M exactly as before, now with the added benefit of working illumination.

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 LED light set, front and rear, complete with light harness, 1.6x5mm BCS self-tapping screws, and zip ties (fits TRX-4M Defender #9712 body) TRX9784 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.