AS81593

Overview

The Team Associated RC8B4 Rear Suspension Arms in Medium composite material represent a significant upgrade for serious 1/8 off-road racing enthusiasts across the UK. Team Associated, the respected RC manufacturer, developed these new Medium blend suspension arms specifically to enhance the performance of the RC8B4 and RC8B4e platforms. Whether you're a competitive racer, weekend basher, or dedicated hobbyist, these suspension arms offer a perfect balance between durability and responsive racing feel that makes them an essential upgrade for your RC buggy.

Compared to the original RC8B4 kit Hard material arms, the Medium variant uses reduced fibre content that fundamentally changes how your RC car behaves on the track. These are not just incremental improvements—they represent a complete rethink of suspension geometry and material science for 1/8 off-road racing. Every Medium arm is clearly marked with a distinctive blue dot on all parts, making identification instantly obvious whether you're at the track or at home in your workshop. This attention to detail in design and manufacturing is what separates Team Associated from other RC car UK brands.

If you're serious about getting the most from your RC8B4 or RC8B4e, upgrading to Medium suspension arms is one of the most impactful modifications you can make. These genuine Team Associated spares deliver measurable improvements in grip, durability, and overall handling characteristics that competitive racers and enthusiasts immediately recognize.

Key Features

• Increased Impact Strength — The new Medium composite material absorbs impacts more effectively than the Hard material, protecting your suspension geometry during high-speed crashes and rough track conditions while maintaining the responsive racing feel that serious competitors demand.
• Responsive Racing Feel Maintained — Despite the improved impact protection, these arms don't sacrifice the sharp, connected handling characteristics that make the RC8B4 such a competitive platform for 1/8 off-road racing across the UK.
• Enhanced Cold Weather Durability — Increased durability in cooler temperature ranges means your RC8B4 performs consistently throughout the year, whether you're racing in spring, autumn, or winter conditions typical across British racing venues.
• Improved Low-Traction Grip — The added flex in Medium arms makes the car significantly more forgiving on low-grip surfaces, allowing your RC buggy to maintain momentum and composure on slippery dirt, clay, or wet track conditions.
• Slight Weight Reduction — Each arm weighs approximately 1.5 grams less than the Hard material equivalent, contributing to improved acceleration, braking response, and overall agility without compromising structural integrity.
• Blue Dot Identification — Every Medium arm features a distinctive blue dot marking on all parts, providing instant visual identification so you always know you're running the correct suspension geometry at the track.
• Direct RC8B4 and RC8B4e Compatibility — These rear suspension arms are engineered specifically for both RC8B4 and RC8B4e models, ensuring perfect fitment and performance without modification or adaptation required.

Technical Performance

The engineering behind Team Associated's new Medium composite rear suspension arms represents a genuine technological advancement in 1/8 off-road racing suspension design. The reduced fibre content in the Medium material compared to the standard Hard kit arms creates a more forgiving flex characteristic that translates directly to improved performance across multiple track conditions. The material science delivers measurable benefits: increased impact strength means these arms withstand the demands of aggressive racing and hard crashes without cracking or delaminating, while the improved low-temperature durability ensures consistent performance whether you're racing in summer heat or winter cold across the UK. The slight weight reduction of approximately 1.5 grams per arm might seem modest in isolation, but when multiplied across both rear arms, this contributes to improved suspension responsiveness and quicker weight transfer during cornering and braking events. The construction quality reflects Team Associated's 70+ years of RC manufacturing expertise, with precision moulding and careful material selection ensuring every arm meets exacting standards. The blue dot marking system provides visual confirmation that you're installing genuine Team Associated Medium arms, distinguishing them from Hard material arms and ensuring you maintain consistent setup parameters at competitive events.

What's in the Box

• Team Associated RC8B4 Rear Suspension Arms (Medium composite material)
• Blue dot identification markings on all parts

Frequently Asked Questions

• What is the difference between Medium and Hard suspension arms for the RC8B4? — The Medium arms use reduced fibre content compared to the Hard material found in the standard RC8B4 kit. This creates more flex in the suspension, offering increased impact strength, improved durability in cooler temperatures, better grip on low-traction surfaces, and a slightly lighter weight of approximately 1.5 grams per arm. Hard arms are more rigid and better for high-grip, high-temperature conditions, while Medium arms excel in variable track conditions and provide a more forgiving ride feel.
• Are these Medium suspension arms suitable for competitive racing? — Yes, absolutely. Team Associated specifically engineered Medium arms for 1/8 off-road racing competition. Many competitive racers across the UK prefer the increased grip and forgiving feel of Medium arms, particularly in variable weather conditions or when racing at tracks with inconsistent surface grip. The improved impact strength also means less frequent arm replacement during intensive competition schedules.
• Will Medium arms fit my RC8B4e electric buggy? — Yes, these rear suspension arms are fully compatible with both the original RC8B4 (nitro) and the RC8B4e (electric) models. The suspension mounting points are identical between these models, so installation requires no modification or adaptation.
• Why do Medium arms improve grip on low-traction surfaces? — The reduced fibre content in Medium material creates additional flex compared to Hard arms. This flex allows the arm to absorb small track imperfections and variations in surface grip more smoothly, improving tyre contact consistency and allowing the car to maintain forward momentum through low-grip sections rather than getting upset by track irregularities.
• How will upgrading to Medium arms change my RC8B4's handling? — You should expect a more forgiving, planted feel at the rear end, particularly in corners and through transitions. The car will be more comfortable on rough or inconsistent surfaces, maintain better traction in low-grip conditions, and feel less prone to sudden handling surprises from track variations. The slight weight reduction also contributes to quicker steering response and improved braking performance.
• Are these genuine Team Associated parts? — Yes, these are authentic Team Associated RC8B4 Rear Suspension Arms manufactured to the same quality standards as all Team Associated products. The part number AS81593 and blue dot markings guarantee authenticity, and you can purchase with confidence knowing you're receiving genuine spare parts from an authorised retailer.

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 REAR SUSPENSION ARMS - MEDIUM AS81593 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.