Overview
The Fastrax 3X4.9X0.3Mm Shims (10) FAST10-3 are essential precision components for RC car builders and enthusiasts across the UK. These high-quality shims are designed to provide accurate spacing and alignment adjustments on RC vehicles, making them indispensable for fine-tuning suspension geometry, bearing preload, and component fitment. Whether you're a competitive racer looking to dial in the perfect setup or a weekend RC hobbyist maintaining your collection, these shims deliver the precision engineering required for smooth, reliable performance.
Manufactured by Fastrax, a trusted name in RC component design, these shims are engineered to exacting tolerances to ensure consistent performance across all your RC vehicles. The 3X4.9X0.3mm dimensions make them compatible with a wide range of RC car platforms, from scale crawlers and trail trucks to off-road buggies and competitive race machines. RC car enthusiasts know that even small adjustments in spacing can have significant effects on handling, and these shims provide the precise control needed to optimise your setup.
Available now at RC Model Shop, these shims represent outstanding value for the discerning RC modeller. Whether you're building from scratch, maintaining your favourite machine, or preparing for competition, having a selection of quality shims on hand ensures you're never caught without the right component for the job. The pack of 10 shims provides excellent versatility for multiple vehicles or repeated adjustments throughout your fleet.
Key Features
- Precision Engineering — Each shim is manufactured to exacting tolerances, ensuring accurate spacing and alignment for critical suspension and drivetrain components, which directly impacts handling consistency and component longevity across your RC vehicle.
- Pack of 10 — With 10 shims included in each pack, you have ample quantity for multiple vehicles, multiple adjustment points, or keeping spares on hand for future builds and maintenance work.
- 3X4.9X0.3mm Dimensions — These specific dimensions make the shims compatible with a broad range of RC vehicle types and component designs, from crawlers to off-road buggies and race cars, maximising their utility in your RC workshop.
- Fastrax Quality — Fastrax is recognised throughout the RC hobby for delivering reliable, precision components that meet the demanding requirements of competitive and recreational builders alike.
- Essential Spares Component — Every serious RC enthusiast maintains a stock of quality shims, as they are fundamental for suspension tuning, bearing preload adjustment, and ensuring proper component clearances without modification.
Technical Performance
The Fastrax 3X4.9X0.3Mm Shims are precision-manufactured components that provide accurate spacing tolerances critical to RC vehicle performance and longevity. With dimensions of 3mm inner diameter, 4.9mm outer diameter, and 0.3mm thickness, these shims offer the precision needed for fine adjustments across a wide variety of RC platforms. The consistent thickness across all 10 shims ensures uniform performance whether you're stacking multiple shims for larger adjustments or using individual shims for minor tweaks. Quality shims prevent binding in suspension components, ensure proper bearing preload, and maintain critical clearances between parts. The compact, lightweight design means they add virtually nothing to vehicle weight whilst delivering significant performance benefits through improved alignment and reduced friction in moving components. Whether you're running a trail crawler on technical terrain, a high-speed off-road buggy, or a competitive race car, these shims provide the engineering foundation for smooth, predictable handling and extended component life.
What's in the Box
- 10 x Fastrax 3X4.9X0.3mm Shims
Frequently Asked Questions
- What are RC shims and why do I need them? — Shims are thin, precision spacers used in RC vehicles to adjust component spacing, bearing preload, and suspension geometry. They're essential for fine-tuning setup, preventing component binding, and ensuring smooth operation across your RC fleet. Every serious RC car builder in the UK keeps a selection of shims in their toolbox.
- Are these shims compatible with all RC vehicles? — The 3X4.9X0.3mm dimensions make these shims compatible with a wide range of RC platforms including crawlers, buggies, trucks, and race cars. However, always check your specific vehicle's documentation to confirm component specifications before purchasing.
- How many shims do I need per vehicle? — This depends on your specific setup and tuning requirements. You may use single shims for minor adjustments or stack multiple shims together for larger spacing changes. With 10 shims in this pack, you have excellent flexibility for multiple vehicles or repeated adjustments.
- What is the difference between these and other shims? — Fastrax shims are engineered to precise tolerances and manufactured to high quality standards. The consistency and accuracy of Fastrax components make them a preferred choice for serious RC enthusiasts who demand reliable performance in their builds and setups.
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 3X4.9X0.3Mm Shims (10) FAST10-3 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: Fastrax
- Model Number: FAST10-3
- Product Type: Precision Shims
- Inner Diameter: 3mm
- Outer Diameter: 4.9mm
- Thickness: 0.3mm
- Quantity Included: 10 shims
- EAN: 5055323900341
- Availability: In Stock
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.
