Overview
The Fastrax 1/2 x 3/4 x 4mm Losi Diff Bearing (FTBB06) is a precision replacement bearing designed specifically for Losi differential assemblies. This high-quality bearing is an essential spare part for RC enthusiasts maintaining and upgrading their Losi RC cars and crawlers. Whether you're replacing worn bearings, building a competition setup, or restocking your spare parts collection, this bearing delivers the reliability and performance expected from the Fastrax brand. For RC car UK hobbyists and serious competitors alike, having quality replacement bearings on hand ensures your vehicle maintains optimal differential performance during both casual bashing sessions and competitive racing.
Fastrax is a recognised manufacturer of quality RC replacement parts and spares, trusted by the RC community for consistency and reliability. This differential bearing is engineered to exacting tolerances to ensure smooth operation and minimal play within your Losi differential unit. The bearing's dimensions of 1/2 x 3/4 x 4mm make it the correct specification for numerous Losi RC models, offering a direct fit replacement that restores your differential to factory performance specifications. When you need a reliable bearing that won't compromise your RC car's handling or durability, the Fastrax FTBB06 is the smart choice for UK RC enthusiasts.
Differential bearings are critical components that support the rotating shafts within your RC car's differential assembly. Over time, standard bearings can wear, develop play, or suffer damage from intense driving conditions. Having quality spare bearings available means you can quickly restore your vehicle to peak performance without extended downtime. The Fastrax FTBB06 is an affordable, OEM-quality solution that ensures your Losi differential operates with precision, enabling consistent handling characteristics and reliable performance across all driving conditions.
Key Features
- Losi Differential Specification — This bearing is specifically engineered for Losi differential assemblies, ensuring perfect fitment and compatibility with your Losi RC crawler, buggy, or truck without requiring modification or adaptation.
- Precision Dimensions — The 1/2 x 3/4 x 4mm specification provides exact OEM-standard sizing, delivering proper bearing clearance and support within the differential housing for smooth, consistent operation.
- Quality Fastrax Manufacturing — Fastrax bearings are manufactured to deliver reliable performance, with smooth rolling action and minimal friction, ensuring your differential operates efficiently during extended driving sessions.
- Affordable Replacement Solution — As a single bearing, the FTBB06 offers a cost-effective way to replace worn or damaged bearings without purchasing unnecessary parts, making it ideal for targeted maintenance and repairs.
- Essential Spare Part — Every RC enthusiast serious about maintaining their vehicles should keep quality replacement bearings in their spare parts box, and this Fastrax bearing is the correct choice for Losi models.
Technical Performance
The Fastrax 1/2 x 3/4 x 4mm bearing represents precision engineering in a compact form factor. Bearing performance is fundamental to differential operation, as these components support the rotating input and output shafts whilst allowing smooth power distribution. The specified dimensions of 1/2 inch inner diameter, 3/4 inch outer diameter, and 4mm width ensure compatibility with Losi differential assemblies and provide the correct amount of support and clearance for optimal performance. Fastrax bearings are engineered with attention to tolerances and materials, delivering smooth rolling action that minimises resistance and heat generation. This is particularly important in differential assemblies, where even slight bearing play can lead to inconsistent handling, wheel spin, and premature wear of internal components. By using quality replacement bearings like the FTBB06, you maintain your Losi RC vehicle's differential integrity and ensure reliable, predictable handling characteristics whether you're tackling challenging terrain in a crawler or pushing your buggy to the limit on the track. The bearing's construction supports the demanding performance requirements of modern RC cars and crawlers, making it suitable for both recreational bashers and serious competitors who demand reliability and consistency from their equipment.
What's in the Box
- 1x Fastrax 1/2 x 3/4 x 4mm Losi Diff Bearing
Frequently Asked Questions
- Which Losi RC models use this 1/2 x 3/4 x 4mm differential bearing? — The Fastrax FTBB06 is specified as a Losi diff bearing, making it compatible with Losi differential assemblies across the Losi model range. This bearing fits Losi crawler and buggy platforms that utilise this specific bearing size specification. Consult your vehicle's instruction manual or parts diagram to confirm compatibility with your specific Losi model.
- How do I know if my differential bearings need replacing? — Signs that your differential bearings may need replacement include excessive play or movement in the differential output shafts, grinding or rough sounds from the differential area, loss of differential lock-up, or visible wear marks on bearing surfaces. If you notice any of these symptoms, it's time to inspect and potentially replace your differential bearings with quality parts like the Fastrax FTBB06.
- Is this bearing suitable for racing and competition use? — Yes, the Fastrax FTBB06 meets the performance requirements for both recreational and competitive RC car use. Quality bearings are essential for maintaining differential precision during intensive driving, making this bearing a reliable choice for competitors seeking consistency and reliability.
- How often should differential bearings be replaced? — Bearing lifespan depends on driving intensity, terrain, maintenance, and lubrication practices. Regular inspection during maintenance routines is recommended. Keeping quality replacement bearings on hand ensures you can quickly restore your vehicle when needed, minimising downtime and keeping your RC car in peak condition.
- Can I use this bearing as a general-purpose RC bearing? — Whilst the FTBB06 is specifically designed and specified for Losi differential applications, the 1/2 x 3/4 x 4mm dimensions may be compatible with other RC vehicle components that require this size specification. Always verify compatibility before installation to ensure proper fit and function.
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 Fastrax 1/2 X 3/4 X 4mm Losi Diff Bearing FTBB06 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.
- Bearing Type: Differential Bearing
- Inner Diameter: 1/2 inch
- Outer Diameter: 3/4 inch
- Width: 4mm
- Designed For: Losi Differential
- Brand: Fastrax
- Model Number: FTBB06
- Quantity: Single Bearing
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.
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- 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.
