Overview
The Traxxas Differential Output Yoke Assembly (TRX8949X) is an essential replacement drivetrain component for RC enthusiasts running the Traxxas Maxx monster truck platform. Whether you're a serious basher pushing your RC car to the limits or a weekend racer maintaining peak performance, this genuine Traxxas spare part ensures your differential remains in top working order. The assembly comes fully prepared with an external-splined half shaft already installed, making installation straightforward and saving you assembly time. This is a critical component for anyone in the UK RC hobby community who wants to keep their Maxx running reliably without downtime.
Sourcing genuine OEM parts from trusted retailers is vital for maintaining your RC vehicle's performance and longevity. The differential output yoke is part of your vehicle's power transmission system, responsible for distributing torque to the wheels whilst allowing them to rotate at different speeds during cornering. When this component wears out or sustains damage from aggressive off-road driving, replacing it with an authentic Traxxas part guarantees compatibility and reliability. RC Model Shop stocks this part in regular inventory, making it easy for UK-based enthusiasts to keep their Maxx fleet maintained and race-ready.
Available for both front and rear differential applications, this versatile component works with the standard suspension geometry of the Traxxas Maxx monster truck platform, though it's important to note that it does not fit versions equipped with narrow suspension modifications. Whether you're replacing a worn component or building a complete drivetrain upgrade, the TRX8949X is an affordable and reliable choice for keeping your RC car performing at its best.
Key Features
- Pre-assembled with External-Splined Half Shaft — This differential output yoke comes fully assembled with the external-splined half shaft already installed, eliminating the need for time-consuming sub-assembly and reducing the risk of installation errors that could compromise performance.
- Front or Rear Compatibility — The universal design allows this component to function in either the front or rear differential position on your Maxx, providing flexibility if you need to replace multiple units or stock spares for different applications.
- Genuine Traxxas OEM Part — Manufactured by Traxxas to exact factory specifications, this part guarantees perfect fitment and reliable performance compared to aftermarket alternatives that may compromise durability or introduce play in the drivetrain.
- Durable Construction — Built to withstand the demanding forces encountered during high-speed acceleration, aggressive cornering, and impact off-road driving that characterises modern RC car racing and bashing in the UK.
- Drop-in Replacement — Designed as a direct replacement for worn or damaged OEM components, this part integrates seamlessly into your existing drivetrain without requiring modifications or additional parts.
Technical Performance
The differential output yoke assembly is engineered as a precision transmission component that must withstand significant rotational forces and torque loads during driving. The external-splined half shaft connection ensures positive power transmission from the differential carrier to the wheel hubs without slippage or excessive play that would degrade handling and acceleration response. This component is particularly crucial in high-performance applications where brushless motors deliver consistent, powerful torque delivery across the entire speed range. The assembly's robust construction supports the aggressive driving style typical of RC enthusiasts in the UK, whether on circuit tracks, scrambling terrain, or high-speed bashing sessions. The pre-assembled configuration minimises potential assembly errors and ensures the spline engagement is correct from the moment of installation, maintaining precise drivetrain geometry and performance characteristics essential for competitive racing or recreational enjoyment.
What's in the Box
- Differential Output Yoke Assembly with pre-installed external-splined half shaft
Frequently Asked Questions
- What is a differential output yoke and why would I need to replace it? — The differential output yoke is a critical drivetrain component that transfers power from your vehicle's differential to the wheel axles. Over time, through aggressive driving, impacts with obstacles, or general wear and tear from repeated acceleration cycles, this component can develop play, spline damage, or cracks. Replacing a worn yoke restores precise power transmission, eliminates clunking noises, and prevents further drivetrain damage that could affect steering response and acceleration performance.
- Is this compatible with all Traxxas Maxx models? — This part fits the Traxxas Maxx platform including WideMaxx variants such as the TRX89086-4-RNR Rock N Roll edition, TRX89086-4-GRN Green edition, and TRX89086-4-RED Red edition. However, it specifically does not fit Maxx models equipped with narrow suspension modifications, so verify your vehicle's suspension configuration before ordering.
- Do I need any tools or additional parts to install this? — Installation typically requires standard RC maintenance tools such as hex wrenches and potentially a small hammer or mallet for axle removal and installation. Since the half shaft comes pre-assembled, you won't need to source additional splined components or perform complex sub-assembly work.
- Can I use this part for both front and rear differential positions? — Yes, the universal design allows this differential output yoke assembly to function in either the front or rear differential location on your Maxx, providing flexibility for maintenance or upgrade scenarios where you might need replacements in multiple locations.
- How often should I expect to replace this component? — Component lifespan depends heavily on driving intensity, terrain type, and maintenance practices. Casual recreational drivers might replace this part every few years, whilst competitive racers or aggressive bashers may need replacements more frequently. Regular inspection during routine maintenance helps identify wear before catastrophic failure occurs.
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 output yoke assembly, Front or Rear (assembled with external-splined half shaft) TRX8949X 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: TRX8949X
- Part Type: Differential Output Yoke Assembly
- Spare Part Category: Drivetrain Spares
- EAN Code: 020334022325
- Configuration: Front or Rear
- Half Shaft Type: External-splined
- Assembly Status: Pre-assembled with half shaft included
- Compatible Models: Traxxas Maxx including WideMaxx variants (TRX89086-4-RNR, TRX89086-4-GRN, TRX89086-4-RED)
- Compatibility Restriction: Does not fit Maxx with narrow suspension
- What's Included: Differential output yoke assembly with pre-installed external-splined half shaft
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.
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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.
