Overview
The Team Associated RC8B4 FT Low Friction Diff X-Rings (5.8 x 1.9mm) represent a straightforward yet highly effective performance upgrade for serious 1:8 scale RC buggy and truck enthusiasts across the UK. These precision-engineered X-rings are specifically designed for differential use, delivering measurable improvements to your vehicle's handling characteristics and mechanical efficiency. Whether you're a competitive racer looking for every advantage or an experienced basher wanting to refine your setup, these low-friction rings offer genuine performance benefits without the need for complex installation or specialist knowledge.
Produced by Team Associated, one of the most respected names in competitive RC racing, these X-rings are manufactured using custom tooling to ensure an exact fit within your differential housing. The investment in precision manufacturing means you get a component that works seamlessly with your existing RC8B4, RC8B4e, RC8T3.2, RC8T3.2e or older RC8B3 generation equipment. They use the same high-quality material employed in Team Associated's popular and proven 1:10 scale X-rings, ensuring durability and consistent performance across multiple racing seasons or casual weekend bashing sessions.
If you're searching for RC car parts UK or looking to upgrade your 1:8 scale buggy with genuine Factory Team components, these low-friction diff X-rings should be at the top of your spares list. The improvement to internal gear mesh and overall differential action translates to smoother, more predictable handling and reduced mechanical drag—benefits you'll notice immediately in both on-road and off-road conditions.
Key Features
- Custom-Tooled for Exact Fit — These X-rings are manufactured using custom tooling specifically designed for Team Associated 1:8 scale buggy and truck differentials, ensuring perfect fit and compatibility without any binding or excessive play that could compromise performance.
- Low-Friction Design — The low-friction profile reduces drag within the differential housing, allowing internal gears to mesh more efficiently and improving the overall responsiveness of your RC vehicle during acceleration and direction changes.
- High-Quality Material Construction — Manufactured from the same premium material used in Team Associated's popular 1:10 scale X-rings, these components deliver exceptional durability and consistent performance across extended use and multiple rebuild cycles.
- Improved Internal Gear Mesh — The precisely engineered dimensions (5.8 x 1.9mm) optimise the interaction between internal differential gears, resulting in smoother power delivery and more predictable handling characteristics on track or off-road.
- Increased Vehicle Performance — By reducing internal friction and improving gear mesh, these X-rings contribute to overall vehicle performance improvements including faster acceleration response, more efficient power transfer and enhanced control precision.
- Wide Model Compatibility — Compatible with multiple Team Associated 1:8 scale models including the RC8B4, RC8B4e, RC8T3.2, RC8T3.2e, and older RC8B3 generation vehicles, making this upgrade applicable to both modern and legacy setups.
- Factory Team Specification — These are genuine Factory Team components from Team Associated, meaning you're installing the same parts trusted by competitive racers and professional teams worldwide.
Technical Performance
The 5.8 x 1.9mm X-ring dimensions are engineered specifically for 1:8 scale differential applications, where internal gear mesh precision directly impacts overall vehicle performance. Low-friction X-rings work by reducing the mechanical resistance inside the differential housing whilst maintaining precise positioning of internal components. This engineering approach is particularly important in competitive RC racing UK environments where every fraction of a second matters, but it's equally valuable for recreational users who simply want their vehicles to perform more smoothly and predictably. The custom tooling ensures that installation involves no guesswork—the rings fit perfectly within tolerance, eliminating the risk of improper seating that could either restrict gear movement or introduce unwanted play. The high-quality material resists wear and maintains its friction-reducing properties across multiple rebuild cycles, meaning your investment in these components will pay dividends over many months of active use. Team Associated's engineering expertise shines through in these seemingly simple components; the difference between standard and low-friction X-rings is often the difference between a differential that feels notchy and imprecise versus one that delivers smooth, linear power delivery during all driving conditions.
What's in the Box
- Team Associated FT Low Friction X-Rings (5.8 x 1.9mm)
Frequently Asked Questions
- What is the difference between the 5.8 x 1.9mm X-rings and other X-ring sizes? — The 5.8 x 1.9mm size (AS81498) is specifically engineered for differential use in 1:8 scale RC buggies and trucks. Team Associated also produces a 3.4 x 1.9mm size (AS81187) designed specifically for shock applications. Each size is precision-tooled for its intended application, ensuring optimal fit and performance in that specific location.
- Which Team Associated models are these X-rings compatible with? — These low-friction diff X-rings are compatible with the RC8B4, RC8B4e, RC8T3.2, RC8T3.2e, and older RC8B3 generation vehicles. If you own any of these 1:8 scale Team Associated buggies or trucks, this upgrade will fit your differential housing perfectly.
- Will these X-rings improve my RC buggy's performance? — Yes, these rings are specifically designed to improve internal gear mesh and increase overall vehicle performance. By reducing friction within the differential, they contribute to smoother acceleration response, more efficient power delivery and enhanced handling precision. Most users notice the improvement immediately after installation.
- Are these suitable for both racing and recreational use? — Absolutely. Whilst these Factory Team components are popular with competitive racers, they're equally beneficial for weekend bashers and recreational users. Anyone wanting smoother, more predictable differential action will benefit from this upgrade regardless of how they use their RC vehicle.
- How difficult is installation? — Installation requires basic RC knowledge and typically involves removing the differential housing, replacing the existing X-rings with these low-friction versions, and reassembling. If you're comfortable performing routine RC maintenance, installation should be straightforward. If you're unsure, our team at RC Model Shop are happy to advise.
- Do these X-rings require any special tools to install? — No special tools are required beyond standard RC hobby tools you likely already have. Installation is a standard maintenance procedure that fits within typical RC vehicle servicing.
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 TEAM ASSOCIATED RC8B4 FT LOW FRICTION DIFF X-RINGS 5.8x1.9 AS81498 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.
- Product Type: Differential X-Rings
- Model Number: AS81498
- Brand: Team Associated
- Barcode: 784695814981
- Size: 5.8 x 1.9mm
- Application: Differential use for 1:8 scale RC vehicles
- Material: High-quality custom-tooled material matching 1:10 scale X-ring specifications
- Design Type: Low-friction X-rings
- Key Feature: Improves internal gear mesh and reduces drag
- Compatible Models: RC8B4, RC8B4e, RC8T3.2, RC8T3.2e, RC8B3, RC8B3.1, RC8B3.1e
- Scale: 1:8
- Manufacturing: Custom tooling for exact fit
- Quantity: Set of X-rings for differential application
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.
