Traxxas Differential kit, center (complete) (20MM wt differential fluid) (fits Maxx) TRX10280

Overview

The Traxxas Differential kit, center (complete) (20MM wt differential fluid) (fits Maxx) TRX10280 is an essential upgrade and replacement component for serious RC enthusiasts running the Traxxas Maxx monster truck. This complete differential assembly represents Traxxas engineering at its finest, delivering the precision and durability that competitive RC car UK drivers demand. Whether you're upgrading your existing setup or replacing a worn differential after intensive bashing sessions, this centre differential kit provides the performance characteristics needed to keep your Maxx running at peak efficiency. For anyone serious about RC off-road performance, investing in quality differential components like this is as important as selecting the right brushless motor or LiPo battery for your RC truck.

The centre differential is one of the most critical components in any high-performance RC vehicle, as it directly impacts acceleration, handling characteristics, and overall drivetrain reliability. This Traxxas differential kit absorbs driveline shocks that would otherwise damage your transmission and suspension components, extending the service life of your entire RC car. The sealed design comes pre-loaded with heavy-duty 20-million weight silicone oil, which is specifically formulated to prevent unloading and ballooning of the front tyres during aggressive acceleration and cornering. Whether you're a weekend basher pushing your Maxx to the limit across rough terrain, or a serious competitor fine-tuning your setup for maximum performance, this differential kit delivers the reliability and performance you need.

Ready to run RC trucks like the Maxx place enormous demands on their drivetrain components. This complete differential assembly is engineered to handle those demands with professional-grade construction and materials. The kit comes fully assembled and pre-loaded with the correct viscosity differential fluid, meaning you can install it straight from the box and get back to driving. Traxxas has built a reputation for manufacturing some of the finest ready to run RC vehicles and components in the UK and worldwide, and this differential kit is a perfect example of that commitment to quality and performance.

Key Features

• 44-Tooth Mod 1 Steel Spur Gear — The differential features a robust 44-tooth, mod 1 (1.0 metric pitch) steel spur gear that provides maximum durability under extreme driving conditions. Steel gears are significantly stronger than plastic alternatives and can withstand the intense torque and shock loads generated during high-speed acceleration and hard cornering, making this component ideal for serious RC enthusiasts.
• 20-Million Weight Silicone Oil Pre-Load — This differential comes pre-loaded with heavy 20-million weight (20M-wt) silicone oil, which has the consistency of thick putty. This super-thick fluid is specifically chosen for centre differentials to help prevent the unloading and ballooning of front tyres that can occur during aggressive acceleration, providing superior traction and handling stability.
• Sealed Differential Design — The sealed construction protects internal components from dirt, mud, and moisture ingress, extending service intervals and maintaining consistent performance even in harsh off-road conditions. This sealed design is essential for anyone running their RC truck in muddy, wet, or dusty environments typical of UK terrain.
• Complete Assembly — This is a fully assembled and pre-loaded differential kit, meaning you receive a ready-to-install component that requires no additional setup or preparation. Simply remove your old differential and install this complete unit, saving time and ensuring correct assembly.
• Driveline Shock Absorption — The centre differential is engineered to absorb the shocks and impacts transmitted through the driveline during acceleration, braking, and direction changes. This shock absorption improves overall durability of your Maxx and distributes power evenly to both wheels for mind-bending acceleration and predictable handling.
• Even Power Distribution — By distributing power evenly across both wheels, this differential enables the balanced acceleration and handling characteristics that allow drivers to push their RC truck to the absolute limit. This even power transfer is crucial for maintaining control during high-speed runs and technical manoeuvres.

Technical Performance

The Traxxas TRX10280 differential kit represents professional-grade engineering designed specifically for the Traxxas Maxx monster truck platform. The 44-tooth, mod 1 steel spur gear is manufactured to precise tolerances and provides exceptional durability compared to lighter-weight alternatives. The use of steel rather than plastic or composite materials means this gear can withstand repeated shock loads from aggressive acceleration, hard cornering, and rough terrain driving that is typical of RC off-road UK conditions. The 1.0 metric pitch specification ensures perfect compatibility with the Maxx drivetrain, providing smooth, efficient power delivery without excessive noise or wear. The sealed differential design incorporates precision-engineered bearings and seals that maintain the pre-loaded silicone oil within the housing, preventing leakage whilst maintaining optimal viscosity characteristics across a wide range of operating temperatures and driving intensities. The 20-million weight silicone oil is a super-thick fluid specially formulated for centre differential applications; it provides sufficient resistance to prevent gear and bearing slip whilst remaining fluid enough to ensure smooth power delivery. This viscosity is much heavier than the typical 10M or 15M oils used in some applications, making it ideal for preventing the wheel unloading that occurs during extreme acceleration or when driving across challenging terrain where weight transfer becomes critical. The sealed construction also protects against contamination from the wet, muddy conditions often encountered in UK RC driving environments, ensuring consistent performance and extending service intervals between maintenance and rebuilds.

What's in the Box

• Complete centre differential assembly (fully assembled)
• Pre-loaded with 20-million weight silicone oil
• 44-tooth mod 1 steel spur gear
• Sealed differential housing

Frequently Asked Questions

• Will this centre differential improve my Maxx's acceleration and handling? — Yes, this complete differential kit is specifically engineered to distribute power evenly to both wheels whilst absorbing driveline shocks that would otherwise compromise performance. The heavy 20M-wt silicone oil prevents wheel unloading during hard acceleration, meaning you'll experience more controlled, predictable acceleration and improved traction, especially when driving on challenging UK terrain such as muddy fields or sandy tracks.
• What is the difference between this and a standard differential? — This is a centre (or central) differential rather than a front or rear differential. Centre differentials are specifically designed to manage power distribution and shock absorption in the main drivetrain, whereas front or rear differentials control wheel speed and power distribution at the axles. The 20M-wt oil viscosity is specifically selected for centre differential applications where shock absorption and load-carrying capacity are critical performance factors.
• Is this a complete replacement kit or do I need additional parts? — This is a complete, ready-to-install differential kit. It arrives fully assembled and pre-loaded with the correct 20-million weight silicone oil. You simply remove your existing differential and install this unit; no additional components, tools, or assembly steps are required beyond standard installation.
• How often will I need to replace or service this differential? — The sealed design and heavy-duty steel spur gear mean this differential will provide extended service life compared to lighter alternatives. However, regular maintenance and inspection are recommended, particularly if you drive in wet or muddy conditions. The sealed construction protects against contamination, but like all differential components, it will eventually require inspection and potential fluid replacement after extensive use.
• Does this differential fit other Traxxas models? — This differential kit is specifically designed for the Traxxas Maxx monster truck. Whilst Traxxas uses similar differential designs across their vehicle range, always verify compatibility with your specific model before purchasing. The TRX10280 is the correct part for Maxx applications.
• What does the 20MM weight oil do exactly? — The 20-million weight silicone oil is a super-thick fluid that provides resistance against gear and bearing slip under load. It's particularly effective at preventing wheel unloading and tyre ballooning during aggressive acceleration, which is a common issue with lighter oils. The thick consistency means power is distributed more evenly across both wheels, improving traction and handling stability, especially on loose or slippery surfaces like the wet, muddy terrain found across the UK.
• Is this suitable for beginners? — This is a replacement component rather than a complete ready to run RC truck, so it's intended for users who already own a Traxxas Maxx and have some familiarity with RC vehicle maintenance and installation. Beginners should ensure they have basic mechanical knowledge or access to installation guides before attempting to replace their differential. However, the straightforward design makes installation relatively straightforward for anyone with basic RC maintenance experience.

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 Differential kit, center (complete) (20MM wt differential fluid) (fits Maxx) TRX10280 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.