Overview
The Traxxas Rebuild kit for steel constant-velocity driveshafts (TRX9551) is an essential maintenance and repair component for RC enthusiasts who own the legendary Traxxas Sledge 1/8 scale brushless electric monster truck. Whether you're a weekend basher pushing your RC car UK to its limits or a serious competitor who demands maximum performance from your RC model, driveshaft wear is an inevitable part of high-performance RC driving. This rebuild kit allows you to refresh and restore your steel CV driveshafts to factory condition, ensuring smooth power delivery, reduced vibration, and extended lifespan of these critical drivetrain components.
Steel constant-velocity driveshafts are engineered for maximum durability and strength, making them the preferred choice for serious RC enthusiasts who demand reliability from their ready to run RC vehicles. The TRX9551 rebuild kit contains all the precision pins and components needed to breathe new life into your existing driveshaft assemblies without requiring a complete replacement. This cost-effective maintenance solution is perfect for keeping your Traxxas Sledge monster truck performing at peak efficiency, whether you're running it on rocky terrain, sandy tracks, or fast grass fields across the UK.
Traxxas has built a legendary reputation for manufacturing premium RC vehicles and replacement parts that stand up to the demands of aggressive RC driving. This rebuild kit represents genuine Traxxas engineering and quality, ensuring perfect compatibility with your #9550 front or #9654X rear steel CV driveshafts. Regular maintenance and timely rebuilds of your driveshaft components will keep your RC model truck running smoothly and prevent costly damage to other drivetrain elements.
Key Features
- Includes Drive Pins and Cross Pins — This rebuild kit includes both the critical drive pins and cross pins needed to fully restore your constant-velocity driveshafts to factory condition, ensuring all internal components are fresh and properly secured.
- Refreshes Two Complete Driveshaft Assemblies — A single kit provides enough components to completely rebuild two full driveshaft assemblies, making it ideal for performing simultaneous front and rear maintenance or keeping a spare set ready for competition use.
- Steel Construction for Maximum Durability — Steel constant-velocity driveshafts are engineered to withstand the extreme forces generated by powerful brushless motors in high-performance RC trucks, providing superior strength and longevity compared to plastic alternatives.
- Compatible with Traxxas Sledge Front and Rear Options — This rebuild kit works with both #9550 front steel CV driveshafts and #9654X rear steel CV driveshafts, making it a versatile solution for comprehensive driveshaft maintenance on your Traxxas Sledge.
- Genuine Traxxas Component — As an official Traxxas replacement part, this rebuild kit is manufactured to exact specifications and meets the exacting quality standards that serious RC enthusiasts expect from the brand.
- Cost-Effective Maintenance Solution — Rather than purchasing new driveshaft assemblies, the rebuild kit allows you to replace only the worn internal components, delivering exceptional value for money whilst maintaining peak performance.
- Precision Engineering — Every pin and component in this kit is precisely manufactured to ensure perfect fit and function within your existing driveshaft housings, eliminating slop and maintaining smooth, efficient power transfer.
Technical Performance
The TRX9551 rebuild kit represents serious engineering designed specifically for the Traxxas Sledge 1/8 scale brushless electric monster truck platform. Steel constant-velocity driveshafts are critical components in high-performance RC vehicles because they must transmit maximum torque from the powerful brushless motors whilst allowing for the suspension articulation and steering angles required during aggressive driving. The pins included in this kit are manufactured from hardened steel to resist the crushing forces that occur during acceleration, braking, and lateral loading. When driveshaft pins wear, they develop excessive play that reduces efficiency, creates unwanted vibration, and can ultimately lead to catastrophic driveshaft failure if not addressed. By rebuilding your driveshafts with this kit, you're restoring the precision engineering that ensures your Traxxas Sledge delivers consistent, predictable handling and maximum power delivery. The inclusion of both drive pins and cross pins means you have everything needed for a complete internal rebuild, restoring the bearing surfaces and joint integrity to factory specifications. This is particularly important for RC enthusiasts who run their vehicles frequently or competitively, as regular maintenance prevents expensive damage to mating components such as the transmission and differential housings. Whether you're running 3S LiPo battery power for trail driving or pushing your RC truck harder with upgraded battery configurations, properly maintained driveshafts ensure your power reaches the ground efficiently.
What's in the Box
- Drive pins (2 pieces)
- Cross pins (2 pieces)
Frequently Asked Questions
- Which Traxxas Sledge models is this rebuild kit compatible with? — The TRX9551 rebuild kit is designed for the Traxxas Sledge Belted 1/8 4WD Brushless Electric Monster Truck and works with both the #9550 front steel CV driveshafts and the #9654X rear steel CV driveshafts, covering all front and rear driveshaft configurations on this vehicle.
- How often should I rebuild my driveshafts? — The frequency of driveshaft rebuilds depends on how intensively you use your RC truck. Weekend bashers might rebuild driveshafts once or twice per season, while competitive drivers or high-mileage users may need to perform maintenance more frequently. If you notice vibration, noise, or reduced performance, it's time to rebuild.
- Can I use this kit on other Traxxas models? — This kit is specifically engineered for the #9550 front and #9654X rear steel CV driveshafts. Always verify that your driveshaft model numbers match before purchasing to ensure proper compatibility and correct function.
- Do I need any special tools to rebuild my driveshafts? — Driveshaft rebuilds typically require basic tools such as small screwdrivers and hex keys to disassemble and reassemble the driveshaft components. Traxxas driveshaft assemblies are designed for user-friendly maintenance, and the rebuild process is within the capability of most RC enthusiasts with basic mechanical skills.
- What's the difference between steel and plastic CV driveshafts? — Steel constant-velocity driveshafts offer superior strength and durability compared to plastic alternatives, making them the preferred choice for high-performance brushless RC trucks like the Traxxas Sledge. Steel driveshafts handle greater torque, resist impact damage, and provide longer service life, particularly important for serious RC drivers in the UK market.
- Will rebuilding my driveshafts improve performance? — Yes, rebuilding worn driveshafts with fresh pins and components restores precise joint clearances, eliminating play and vibration that can reduce handling precision and efficiency. You'll notice smoother acceleration, better handling response, and improved overall performance from your RC truck.
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 Rebuild kit, steel constant-velocity driveshaft (includes pins for 2 driveshaft assemblies) (for #9550 front or #9654X rear steel CV driveshafts) TRX9551 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: TRX9551
- Part Type: Steel CV Driveshaft Rebuild Kit
- Compatible Driveshaft Models: #9550 front steel CV driveshaft, #9654X rear steel CV driveshaft
- Contents: Drive pins (2 pieces), Cross pins (2 pieces)
- Number of Driveshaft Assemblies Refreshed: 2 complete assemblies
- Material: Steel
- EAN Code: 020334955104
- Compatible Vehicle: Traxxas Sledge Belted 1/8 4WD Brushless Electric Monster Truck (all colour variants)
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.
