RC4WD Mickey Thompson 40 Series 3.8 Baja MTZ Scale Tyres Z-T0125

Overview

The RC4WD Mickey Thompson 40 Series 3.8" Baja MTZ Scale Tyres (Z-T0125) represent a significant advancement in scale tyre design for serious RC enthusiasts across the UK. These are not your standard RC car tyres—they are authentically detailed replicas of the legendary Mickey Thompson Baja MTZ performance tyres, scaled to fit 40 Series wheel setups. Developed through a collaboration between RC4WD and Mickey Thompson, these tyres deliver exceptional scale realism combined with genuine off-road performance, making them ideal for anyone running a scale crawler, truggy, or monster truck who demands both authentic aesthetics and reliable traction.

Whether you are a seasoned RC competitor, a weekend basher tackling challenging terrain, or a collector who appreciates the finer details of scale RC vehicles, these tyres will elevate your setup significantly. The level of scale detail is beyond what RC4WD has previously achieved, featuring realistic tread patterns, sidewall texturing, and professional finishing that captures the essence of the genuine Mickey Thompson product. If you are searching for premium scale tyres for RC car UK builds, or looking to upgrade your existing setup with something truly special, these Baja MTZ tyres are exactly what you need.

Running scale tyres on your RC vehicle transforms the entire experience—they look more impressive at any gathering, they handle varied terrain with confidence, and they last considerably longer than budget alternatives. These tyres are engineered specifically for 3.8" 40 Series compatible wheels, ensuring perfect fitment and balanced performance across multiple RC vehicle platforms including various crawlers, trail trucks, and scale-focused builds.

Key Features

• Advanced X5 Medium/Hard Compound Rubber — The tyres are constructed using RC4WD's advanced X5 medium/hard compound material, which provides the perfect balance between durability and grip, ensuring your tyres remain effective across rocky terrain, loose dirt, grass, and mixed surfaces without excessive wear or puncturing.
• Exceptional Scale Detail — Each tyre features authentic scale detailing that goes beyond previous RC4WD offerings, including realistic tread patterns and sidewall texturing that accurately represent the genuine Mickey Thompson Baja MTZ design, making your RC vehicle look genuinely impressive whether displayed or in action.
• Generous Outer Diameter of 202.4mm — The substantial 202.4mm (7.96 inch) outer diameter provides excellent ground clearance and aggressive stance, while also delivering improved obstacle climbing ability and better overall traction for serious off-road exploration.
• Wide, Aggressive Tread Pattern — The wide tread design across the 87.5mm tyre width delivers dependable traction in multiple terrain types and creates that authentic, purposeful appearance that makes scale RC builds truly stand out from standard models.
• Authentic Licensing and Branding — These tyres feature the official Mickey Thompson branding and logo, officially licensed and approved by Mickey Thompson Performance Tires and Wheels, giving you genuine product authenticity that collectors and serious enthusiasts appreciate.
• Included Foam Inserts — Each pair of tyres comes complete with matching foam inserts, which provide essential sidewall support, improve handling characteristics, and help maintain tyre shape during aggressive driving and challenging terrain interaction.
• Mickey Thompson Decal Sheet Included — A professional decal sheet is included to further customise and personalise your build, allowing you to add authentic branding details that enhance the overall scale presentation of your vehicle.
• Optimised Weight Distribution — At 360g per tyre (12.6oz), the weight is carefully balanced to provide stability without excessive unsprung mass, which improves handling characteristics and reduces stress on suspension components.

Technical Performance

The RC4WD Mickey Thompson 40 Series 3.8" Baja MTZ Scale Tyres are engineered with meticulous attention to performance and durability. The advanced X5 medium/hard compound rubber represents a significant engineering achievement, delivering reliable traction across diverse terrain types—from rocky crawling grounds to loose dirt tracks and everything in between—while maintaining impressive longevity compared to softer compounds. With an outer diameter of 202.4mm and inner diameter of 93.5mm, these tyres fit exclusively on 40 Series wheel systems, and the 87.5mm width creates a substantial contact patch that distributes load effectively and enhances climbing ability on steep obstacles.

The construction quality is evident throughout, with realistic tread blocks that provide genuine grip rather than merely aesthetic detail. The included foam inserts are specifically formulated to work in harmony with the tyre compound, providing essential sidewall support that prevents excessive flexing during aggressive cornering or high-speed runs on uneven terrain. At 360g per tyre, the weight has been optimised to ensure balanced vehicle behaviour without creating excessive unsprung mass that would negatively impact suspension performance. The tyres are compatible with RC4WD 40 Series wheel designs, and manufacturers have confirmed that RC4WD tyres and wheels work exceptionally well together. While fitment with other brands may occasionally work—as shown in example builds with RC4WD Thorax 40 Series wheels and other setups—RC4WD cannot guarantee compatibility with third-party wheels due to variations in wheel design across different manufacturers.

What's in the Box

• 2x RC4WD Mickey Thompson 40 Series 3.8" Baja MTZ Scale Tyres
• 2x Foam Inserts (one per tyre, essential for proper tyre support)
• 1x Mickey Thompson Decal Sheet (for authentic branding customisation)

What You Need to Complete

• 40 Series compatible wheels (such as RC4WD Thorax 40 Series 3.8" Universal Beadlock Wheels Z-W0142 or RC4WD Mickey Thompson Classic III Black Beadlock Wheels Z-W0133)
• Compatible RC vehicle platform (these tyres have been successfully fitted to platforms including Axial Yeti XL and various scale crawler builds)

Frequently Asked Questions

• What vehicles can these tyres fit on? — These tyres are specifically designed for 40 Series wheel systems with a mounting diameter of 4.0 inches. They have been successfully demonstrated on multiple platforms including scale crawlers and trail trucks. RC4WD recommends pairing them with RC4WD wheels for guaranteed fitment, though they may be compatible with some other brands depending on wheel design. The examples shown include RC4WD Thorax 40 Series wheels and RC4WD Mickey Thompson Classic III wheels designed for Traxxas Revo and T-Maxx 3.3 platforms (17mm hub).
• Are these scale tyres suitable for racing or just display? — These are genuine performance scale tyres, not purely decorative. The advanced X5 medium/hard compound delivers authentic traction and durability, making them suitable for serious off-road driving, challenging terrain exploration, and competitive trail courses. However, their primary design focus is balancing scale authenticity with functional performance rather than pure racing speeds.
• How do these compare to other RC4WD scale tyres? — RC4WD manufactures several scale tyre options including the Spooky Krawler 2.2" tyres, Mud Thrashers 1.9" scale tyres (Z-T0051), Interco IROK 1.7" scale tyres (Z-T0068), and Dirt Grabber 1.55" all-terrain tyres (Z-T0021). The Mickey Thompson 40 Series 3.8" Baja MTZ tyres are notably larger and are specifically optimised for bigger 40 Series wheel systems, offering improved ground clearance and more dramatic scale presence than the smaller options. The scale detail is reported to exceed previous RC4WD tyre offerings.
• What is the inner diameter and can I use different foam inserts? — The inner diameter is 93.5mm (3.68 inches), designed to fit standard 40 Series wheel hub diameters. The included foam inserts are specifically formulated for these tyres and provide the correct support characteristics. While you could experiment with other inserts, RC4WD recommends using the included inserts to achieve optimal handling and tyre longevity.
• Are these tyres durable for aggressive off-road use? — Yes. The advanced X5 medium/hard compound is specifically engineered for durability whilst maintaining grip. These tyres are designed for serious off-road exploration across rocky terrain, loose dirt, and varied surfaces. The relatively hard compound means they will wear more slowly than softer alternatives whilst still providing reliable traction. They represent an excellent investment for anyone planning extensive terrain use.
• Can I fit these to my existing wheels? — Fitment depends on your wheel design. RC4WD recommends using RC4WD 40 Series compatible wheels for guaranteed fitment. The manufacturer cannot guarantee compatibility with other brands' wheels because different manufacturers design wheels with varying offset, width, and hub specifications. Before purchasing, verify your wheel inner diameter matches 93.5mm and that you are using a 40 Series compatible system.
• What is included with each pair? — Each package contains two complete tyres, two foam inserts (one per tyre), and one Mickey Thompson decal sheet for vehicle customisation. Everything you need for basic installation is included, though you will still need compatible wheels and a vehicle platform to complete your build.

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 RC4WD MICKEY THOMPSON 40 SERIE S 3.8" BAJA MTZ SCALE TYRES Z-T0125 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.