TRX7767R

Overview

The Traxxas Spring Retainer (Adjuster) in red-anodised aluminium is an essential suspension tuning component designed for RC enthusiasts who demand precision performance from their Traxxas GTX shocks. Whether you're a competitive racer fine-tuning your X-Maxx or XRT for maximum handling, or an RC car UK hobbyist looking to optimise your monster truck's ride quality, these spring retainers offer the adjustability you need to dial in the perfect spring pre-load. This is a genuine Traxxas suspension upgrade that allows you to customise your shock setup without replacing entire shock assemblies, making it an economical choice for serious bashers and track runners alike.

As a suspension tuning component, the Traxxas GTX shock spring retainers are crucial for adjusting spring pre-load — the initial compression of your shock springs before the vehicle even touches the ground. By rotating these retainers up or down the shock shaft, you can change how stiff or soft your suspension feels, which directly impacts cornering stability, jump landing, and overall ride comfort. For UK RC car enthusiasts, proper spring pre-load adjustment is the difference between a truck that feels planted and controlled versus one that wallows through corners or harshly bottoms out on jumps. This set of four retainers — one for each corner of your Traxxas monster truck or truggy — ensures balanced suspension performance across the entire vehicle.

Manufactured from premium red-anodised aluminium, these retainers are built to last through countless hours of bashful off-road driving and competitive racing. The bright red anodised finish not only looks aggressive and stylish on your RC monster truck, but the anodising process also provides corrosion resistance and durability. These are genuine Traxxas parts, recognised by the Traxxas community as the factory-standard solution for GTX shock tuning, compatible with a wide range of Traxxas models including the X-Maxx Belted 4WD Brushless RTR, X-Maxx Ultimate, X-Monster Chassis, and XRT VXL-8S variants.

Key Features

• Integrated O-Ring Design — Each retainer comes pre-assembled with an integrated o-ring that locks the retainer in place once adjusted, preventing unwanted rotation or slippage during aggressive driving or racing. This means your carefully dialled spring pre-load stays exactly where you set it, maintaining consistent suspension performance throughout your driving session.
• Red-Anodised Aluminium Construction — The use of anodised aluminium provides a lightweight yet rigid platform for spring pre-load adjustment, resisting corrosion and wear from mud, water, and salt exposure common in UK outdoor RC racing and casual bashing environments. The vibrant red finish is both protective and visually striking on your Traxxas X-Maxx or XRT.
• Precision Spring Pre-Load Adjustment — These retainers allow fine-tuned adjustment of your GTX shock spring compression, enabling you to customise your suspension stiffness for different driving conditions, tracks, and terrain types without purchasing new shocks entirely. Whether you need softer suspension for jumpy terrain or stiffer setup for tight cornering, these retainers provide the control you need.
• Set of Four Retainers — Sold as a complete set of four units, ensuring balanced suspension tuning across all four corners of your RC vehicle. This means front-left, front-right, rear-left, and rear-right shocks can all be precisely matched for optimal handling and stability.
• Universal GTX Shock Compatibility — Designed specifically for Traxxas GTX-series shocks, these retainers work with the full range of X-Maxx and XRT vehicles, making them a versatile suspension upgrade for your Traxxas stable.
• Easy Installation — Simply thread the retainers onto your GTX shock shafts and adjust to your desired pre-load position. No special tools or technical expertise required — perfect for weekend bashers and track racers alike across the UK.

Technical Performance

The Traxxas Spring Retainer represents the pinnacle of Traxxas factory suspension engineering, offering precision-machined red-anodised aluminium construction that withstands the rigorous demands of 1/10-scale brushless monster truck and truggy racing. The integrated o-ring assembly ensures that once you've dialled in your ideal spring pre-load — whether that's a softer setup for absorbing massive jumps on track or a stiffer configuration for high-speed cornering stability — the retainer remains locked in position without drift or unwanted rotation. The anodised finish provides excellent corrosion resistance, critical for UK-based RC car users who may encounter wet weather, muddy terrain, and saltwater environments that would otherwise cause rapid deterioration of unprotected aluminium. Built to factory specifications by Traxxas, these retainers are engineered to work seamlessly with GTX-series shocks found in high-performance vehicles like the X-Maxx Belted 4WD Brushless RTR and the XRT VXL-8S brushless platform. The precision threading and manufacturing tolerances ensure smooth, reliable adjustment without binding or excessive play, allowing you to make micro-adjustments to suspension stiffness with confidence. These retainers are an investment in suspension tuning precision that will serve competitive racers and casual bashers equally well.

What's in the Box

• 4x Spring Retainers (Red-Anodised Aluminium)
• 4x Integrated O-Rings (Pre-Assembled)

Frequently Asked Questions

• What is spring pre-load adjustment and why do I need these retainers? — Spring pre-load is the initial compression of your shock springs before your RC vehicle makes contact with the ground. By adjusting these retainers up or down the shock shaft, you change how stiff or soft your suspension feels. This directly affects cornering stability, jump landing, and overall ride quality. If your monster truck feels too bouncy or wallows through turns, these retainers let you dial in the perfect setup without buying new shocks entirely.
• Are these spring retainers suitable for beginners? — Yes, these retainers are suitable for RC enthusiasts of all experience levels. Beginners will appreciate how easy they are to adjust — simply rotate the retainer up or down to stiffen or soften your suspension. More experienced racers will value the fine-tuning control they provide. The integrated o-ring keeps your adjustments locked in place, so there's no risk of accidental changes during driving.
• Which Traxxas models are these spring retainers compatible with? — These red-anodised aluminium spring retainers are compatible with a wide range of Traxxas vehicles featuring GTX shocks, including the X-Maxx Belted 4WD Brushless RTR (available in Red, Green, Orange, and Blue variants), X-Maxx Ultimate models, X-Monster Chassis, and the entire XRT VXL-8S range (Blue, Orange, Green, and Black). Check your vehicle's specifications to confirm your model uses GTX-series shocks.
• Do these retainers come pre-assembled? — Yes, each spring retainer comes pre-assembled with its integrated o-ring, ready to install straight onto your GTX shocks. There's no assembly required — simply thread them onto your shock shafts and adjust to your desired pre-load position.
• What is the difference between these red retainers and other colours available? — The red-anodised aluminium retainers are functionally identical to other colour options (such as green), offering the same precision spring pre-load adjustment and o-ring locking mechanism. The primary difference is aesthetic — choose red to match your vehicle's colour scheme or personal preference. All versions are manufactured to the same Traxxas factory specifications.
• Can I adjust these retainers without removing my shocks? — In most cases, yes. The retainers can be adjusted on installed shocks by carefully rotating them up or down the shock shaft. However, for major adjustments or if you need to access the shocks fully, you may wish to remove them from your vehicle first to ensure you have adequate working space and can make precise adjustments.

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 Spring retainer (adjuster), Red-anodised aluminium, GTX shocks (4 pcs) (assembled with o-ring) TRX7767R 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.