Overview
The RPM ECX TORMENT, RUCKUS & CIRCUIT FRONT A-ARMS represent some of the most sought-after suspension upgrades in the RC hobby market today. Whether you're running an ECX Torment 2WD, Ruckus 2WD, or Circuit 2WD, these replacement front A-arms deliver exceptional strength and durability that surpasses the factory stock components. If you're serious about getting the best performance from your RC car in the UK, upgrading to quality aftermarket A-arms is one of the smartest investments you can make for your rig.
These A-arms are manufactured by RPM, a recognised leader in molded aftermarket suspension components for RC vehicles. The RPM ECX A-arms have been specifically engineered to address the limitations of stock arms whilst maintaining perfect compatibility with your vehicle. Whether you're a weekend basher enjoying your RC car at local tracks, a competitive racer pushing your machine to its limits, or an enthusiast who demands the very best performance from every component, these front A-arms deliver the quality and reliability you expect from a premium RC upgrade.
One of the most demanded RPM A-arms recently is for the ECX Torment, Ruckus & Circuit platform, and with good reason. You wanted them; RPM made them. These new arms are everything you've come to expect from the leader in molded aftermarket A-arms, offering superior strength and reliability compared to standard equipment. From bashers to racers, RC car enthusiasts across the UK have embraced these upgrades as essential components for maximising vehicle longevity and performance.
Key Features
- Stronger Than Stock — These A-arms are engineered to be significantly stronger than the factory-supplied components, providing enhanced durability during aggressive driving, jumps and unexpected impacts that would damage standard arms.
- Beefier Design for Survivability — The heavier-duty construction helps the A-arms withstand the stresses of normal RC driving and crashes, reducing the frequency of replacement and saving you money over time.
- Tighter Tolerances — Precision manufacturing ensures that critical suspension settings are much easier to lock down and maintain, allowing you to achieve more consistent handling and predictable vehicle behaviour.
- Aerodynamic Design with Angled Edges — Unlike blunt, flat-edged stock A-arms, these components feature angled leading and trailing edges that are more aesthetically pleasing and functionally superior, allowing the A-arms to transition up and over objects much more easily during driving.
- Huge Bosses Around Hinge Pins — Massive reinforcement around the hinge pin areas significantly reduces the possibility that a big hit will stretch or damage the hinge pin holes, maintaining suspension geometry even after hard impacts.
- Solid In-Line Hinge Pin Screw — RPM removed the tiny outer hinge pin locking screw found on stock A-arms in favour of a robust in-line screw design, improving overall A-arm strength whilst keeping the outer hinge pin locked solidly in place throughout your driving sessions.
- Premium Black Finish — The professional black colour scheme looks fantastic on your RC vehicle and provides a polished appearance that stands out from standard factory components.
- Direct Bolt-On Installation — These A-arms are designed specifically for ECX Torment 2WD, Ruckus 2WD and Circuit 2WD models, ensuring perfect fitment and hassle-free installation without modification.
Technical Performance
The RPM ECX TORMENT, RUCKUS & CIRCUIT FRONT A-ARMS represent a significant upgrade in suspension performance and durability over factory alternatives. Manufactured using precision molding techniques, these components are constructed from durable engineering-grade materials that provide superior strength-to-weight ratios compared to stock plastic A-arms. The engineering philosophy behind these parts focuses on addressing real-world failure points that plague standard equipment — specifically the hinge pin areas and overall structural integrity. By incorporating huge reinforced bosses around the hinge pins, RPM has effectively eliminated the most common failure point in RC suspension systems. The transition from the tiny external locking screw to an in-line design not only improves structural rigidity but also simplifies maintenance and adjustment. The aerodynamic profile with angled leading and trailing edges isn't merely cosmetic; this design actually improves vehicle handling characteristics by allowing smoother transitions over obstacles and reducing unnecessary air resistance during high-speed driving. These A-arms are manufactured to exceptionally tight tolerances, meaning suspension settings such as camber, caster and ride height can be dialled in with greater precision, resulting in more predictable and controllable vehicle behaviour on track or off-road. Whether you're running your RC car at local UK clubs, competing in organised events, or simply enjoying casual backyard bashing, the upgrade from stock to RPM A-arms delivers measurable improvements in durability, handling precision and overall driving experience that justify the investment.
What's in the Box
- One pair of RPM front A-arms in black
- Ready for immediate installation on ECX Torment 2WD, Ruckus 2WD or Circuit 2WD vehicles
What You Need to Complete
- Allen wrench or hex key set for installation
- Basic RC car maintenance tools (screwdrivers, wrenches)
- Your existing ECX Torment 2WD, Ruckus 2WD or Circuit 2WD vehicle
Frequently Asked Questions
- Are the RPM ECX A-arms compatible with my vehicle? — These front A-arms are specifically designed for ECX Torment 2WD, Ruckus 2WD and Circuit 2WD models. Check your vehicle's documentation to confirm you're running one of these platforms before ordering.
- How do these compare to stock A-arms? — RPM A-arms are significantly stronger, manufactured to tighter tolerances, and feature reinforced hinge pin bosses that prevent stretching during impacts. The aerodynamic design with angled edges also improves how the arms transition over obstacles, compared to the blunt, flat-edged design of factory components.
- Will upgrading to these A-arms improve my car's performance? — Whilst these parts are primarily designed for durability and longevity, the tighter tolerances do allow for more precise suspension tuning, which can result in improved handling consistency. The main benefit is reliability — you'll spend less time repairing suspension components and more time driving your RC car.
- Are these suitable for beginners? — Yes, these A-arms are suitable for anyone running an ECX Torment, Ruckus or Circuit 2WD, regardless of experience level. Beginners will appreciate the increased durability, which means fewer repairs, whilst experienced racers will value the precision tolerances for fine-tuning suspension settings.
- How difficult is installation? — Installation is straightforward and requires only basic RC car maintenance tools such as hex keys and wrenches. If you're familiar with adjusting your vehicle's suspension, you can install these A-arms in minutes. Consult your vehicle's manual if you need guidance on suspension component installation.
- What makes RPM a trusted brand for RC suspension parts? — RPM is a recognised leader in molded aftermarket A-arms and suspension components, known for quality manufacturing, precision engineering and products that genuinely improve RC vehicle performance and reliability across multiple platforms.
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 RPM ECX TORMENT, RUCKUS & CIRCUIT FRONT A-ARMS - BLACK RPM70582 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: Front A-arms
- Compatibility: ECX Torment 2WD, ECX Ruckus 2WD, ECX Circuit 2WD
- Colour: Black
- Material: Precision-molded engineering-grade plastic
- Design Features: Reinforced hinge pin bosses, angled leading and trailing edges, in-line hinge pin screw
- Quantity: Pair (2 A-arms)
- Installation: Direct bolt-on replacement for factory A-arms
- Manufacturing: Precision molded to tight tolerances
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.
