Traxxas X-Maxx Upper Suspension Arms Black 1/7 Monster Truck TRX7729

Overview

The Traxxas Suspension arms, upper (left or right, Front or Rear) (2 pcs) TRX7729 are heavy-duty replacement components designed for the serious RC enthusiast who demands extreme durability and reliability from their brushless RC monster truck. Whether you're a weekend basher exploring the best RC cars available in the UK or a competitive driver pushing your X-Maxx to its limits, these upper suspension arms are engineered to withstand the most punishing conditions and aggressive driving styles. Built using Traxxas's proprietary composite material technology, these arms represent the pinnacle of suspension component design for high-performance RC vehicles.

If you own a Traxxas X-Maxx Belted 4WD brushless monster truck or the X-Maxx Ultimate variant, you'll understand that suspension durability is critical to maintaining consistent performance and longevity. The standard suspension components can wear out or break under extreme use, particularly during high-speed racing, aggressive jumps, and hard landings. These genuine OEM replacement arms ensure your RC model maintains factory specifications and performance characteristics, keeping your investment in top working order for seasons to come.

The pack includes two arms suitable for either the upper left or upper right position on either the front or rear suspension, giving you complete flexibility in your replacement strategy. Unlike universal aftermarket parts that may compromise performance or fit, these genuine Traxxas components are specifically engineered and tested for perfect compatibility with your X-Maxx platform, ensuring optimal suspension geometry and handling characteristics that dedicated RC car enthusiasts demand.

Key Features

• Heavy-Duty Proprietary Composite Material — These suspension arms utilise Traxxas's latest and most advanced proprietary composite material, which is specifically engineered to handle extreme loads and absorb the impact energy from hard landings that would normally cause component failure. This means you can push your RC monster truck harder without worrying about snapping suspension arms.
• Designed for Extreme Durability — Traxxas engineered this composite material specifically with high loads and hard landings in mind, giving it just the right amount of flex to resist breaking even when conditions are at their most challenging. This engineering philosophy ensures that the arms won't be brittle or inflexible, but will instead absorb punishment whilst maintaining structural integrity.
• Cold Weather Performance — Unlike some suspension materials that become brittle and prone to breaking in cold weather conditions, these arms maintain their flex and durability characteristics even in freezing temperatures, making them ideal for UK winter bashing sessions or year-round outdoor RC activities.
• Versatile Fitment Options — Each pack contains two arms that can be installed as either left or right, and either front or rear, giving you the flexibility to repair whichever suspension components need replacement on your X-Maxx platform.
• Genuine OEM Parts — As official Traxxas components with part number TRX7729, these arms are manufactured to the exact same specifications and tolerances as the original equipment, ensuring perfect fit and performance that matches the factory design.

Technical Performance

These upper suspension arms are specifically engineered for the Traxxas X-Maxx Belted 4WD Brushless 8S monster truck platform and the X-Maxx Ultimate variant. The proprietary composite material used in their construction represents years of development and testing by Traxxas engineers who understand the extreme demands placed on suspension components in high-performance RC vehicles. The material composition provides the optimal balance between rigidity and flex, allowing the arms to maintain precise suspension geometry during high-speed cornering and aggressive manoeuvres whilst simultaneously absorbing the shock loads from massive jumps and hard landings that would normally cause catastrophic component failure. This sophisticated engineering approach means these arms will outperform standard suspension components and rival even expensive aftermarket alternatives, all whilst maintaining perfect compatibility with your stock X-Maxx platform. The arms are finished in black, matching the factory appearance of your monster truck and integrating seamlessly with the rest of your suspension assembly. Whether you're launching off ramps at the skate park, bashing through rough terrain, or competing in timed trials, these suspension arms will handle the punishment and keep your RC model in the field of play.

What's in the Box

• Two upper suspension arms (suitable for left or right, front or rear fitment)

Frequently Asked Questions

• Will these upper suspension arms fit my Traxxas X-Maxx? — Yes, the TRX7729 upper suspension arms are specifically designed for the Traxxas X-Maxx Belted 4WD Brushless RTR 8S monster truck in all colour variants (red, green, orange, and blue), as well as the X-Maxx Ultimate model. They fit either the upper left or upper right position on either the front or rear suspension. However, these arms do not fit X-Maxx trucks with the WideMaxx suspension system.
• What makes these better than standard replacement arms? — Traxxas designed these arms using their latest proprietary composite material that is engineered specifically for extreme durability under high loads and hard landings. The material provides just the right amount of flex to resist breaking, even in cold weather conditions. This advanced material science approach ensures superior durability compared to standard components and even many aftermarket alternatives.
• Are these arms suitable for extreme bashing and jumping? — Yes, these arms are specifically engineered to handle extreme punishment. Whether you're launching off ramps, hitting the skate park, or aggressive bashing, the proprietary composite material will absorb impact energy and maintain structural integrity under conditions that would break standard suspension arms.
• Why do I need these as a replacement? — Suspension arms on high-performance RC monster trucks undergo significant stress during driving, particularly during jumps, hard landings, and aggressive cornering. Over time or after impacts, these components can wear, crack, or break. Replacing them with genuine OEM Traxxas components ensures your monster truck maintains factory specifications, suspension geometry, and performance characteristics.
• How many arms do I get in this pack? — This pack contains two upper suspension arms. They can be used as a left and right pair, or as replacements for either the front or rear suspension position, giving you flexibility in your repair strategy.

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 Traxxas Suspension arms, upper (left or right, Front or Rear) (2 pcs) TRX7729 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.