Description
Discover the Diaz Suspension Design Runt Cartridge RS – Zeb 2023+ 160mm / 2022-160 or 170mm, the premier choice for advanced mountain biking suspension upgrades. Engineered with innovative materials and cutting-edge technology, this dual chamber air spring cartridge offers superior performance, adjustability, and durability to elevate your riding experience.
Materials & Engineering Excellence
Constructed with high-grade, lightweight aluminum components, the Diaz Runt Cartridge RS ensures optimal strength-to-weight ratio, reducing overall bike weight while maintaining rigorous durability. Its patent-pending dual chamber design utilizes precision-machined components to deliver a near-linear compression curve, mimicking the suppleness of a coil spring with consistent support and performance.
Performance & Technology
Designed for riders seeking coil-like suppleness combined with infinite adjustability, this cartridge features built-in tunable progression and bottom-out resistance through a secondary air chamber and valve – allowing fine-tuning to match your riding style and terrain. Its near-linear compression provides smoother small-bump compliance and controlled mid-stroke support, resulting in a plush ride that confidently handles technical descents and aggressive climbs alike.
Compatibility & Ease of Installation
The Diaz Runt Cartridge RS seamlessly fits Zeb models 2023+ 160mm and 2022 160 or 170mm travel forks, maintaining your fork’s original air spring compatibility. Its simple drop-in design ensures quick installation, saving you time and effort while upgrading your suspension for enhanced responsiveness and control.
Lightweight Advantage & Performance Benefits
Weighing just 1/2 lb lighter than traditional coil conversions and only 20 grams heavier than spacer-based setups, this cartridge optimizes weight savings without sacrificing performance. Its innovative design delivers coil-like feel with less weight, making it perfect for aggressive trail riding, enduro, and all-mountain applications.
Additional Features & Benefits
– Patent pending dual chamber air spring for superior tunability
– Maintains compatibility with existing air spring setups
– Precise control over progression and bottom-out resistance
– Easy installation with drop-in replacement
– Designed exclusively for Zeb forks (manufacturer restrictions on third-party sales apply)
Upgrade your mountain bike’s suspension with the Diaz Suspension Design Runt Cartridge RS – Zeb 2023+ 160mm / 2022-160 or 170mm. Experience the perfect blend of performance, adjustability, and lightweight design for confident, high-performance riding across diverse terrains.
- Enhanced Suspension Performance with Patent-Pending Dual Chamber Design providing a near-linear compression curve for a smooth, coil-like ride feel while maintaining Infinite Adjustability for personalized tuning and responsiveness.
- Constructed with lightweight, durable materials resulting in a 1/2 lb lighter solution than coil conversions, ensuring optimized weight savings without sacrificing strength or performance.
- Advanced Air Spring Technology featuring built-in tunable progression and bottom-out resistance through a secondary air chamber and valve, delivering precise control and improved mid-stroke support on Technical Trails and Pumped Descents.
- Compatible with Zeb 2023+ 160mm / 2022-170mm Forks, maintaining your original air spring setup while offering upgraded suspension tuning and improved ride quality for Enduro, All-Mountain, and Trail riding styles.
- Easy Drop-In Installation with a simple upgrade process suitable for both professional mechanics and DIY enthusiasts, backed by innovative engineering designed to enhance your mountain biking experience.
| Model Name | Runt RUZ-05 |
| Compatibility | Zeb 2023+ 160mm/ 2022 – 160 or 170mm |






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