Description
Experience the ultimate in mountain biking performance with the Zipp 1ZERO HITOP S Wheel Rear – a 29-inch, tubeless-ready wheel designed for riders who demand speed, durability, and innovation on every trail. Crafted with premium materials and cutting-edge engineering, this Rear Wheel is optimized for XC racing, trail riding, and adventure, ensuring you conquer rocks, roots, and ruts with confidence.
Materials & Construction
Built with a lightweight, high-strength carbon rim, the 1ZERO HITOP S combines durability with trail-tested performance. The double-wall construction offers superior impact resistance, while the external width of 37.7mm and internal width of 30mm provide optimal support for a variety of tires, from sleek cross-country radials to rugged tubeless setups. The rim’s proprietary HITOP technology ensures smooth riding and resilience across diverse terrains.
Performance & Engineering
Designed for speed and agility, this Rear Wheel features a 21.1mm wheel depth that balances aerodynamic efficiency with maneuverability. The winged rim top reduces pinch flats and minimizes trail vibrations, offering a smoother ride and enhanced control during demanding climbs and descents. The Zipp ZM 900 hub with 52-point engagement delivers lightning-fast power transfer, enabling quick acceleration and crisp responsiveness.
Components & Technology
Equipped with a 12mm thru-axle (TA) compatible with 148mm spacing, and a Shimano Micro Spline freehub body, this rear wheel ensures seamless integration with high-performance mountain bike drivetrains. The hub’s internals feature durable spoke interfaces with Sapim CX-Sprint spokes, providing robust tension and longevity. The wheel is tubeless-ready, allowing for lower pressures, improved traction, and reduced flats.
Style & Use Case
Finished in sleek black, the Zipp 1ZERO HITOP S is as stylish as it is functional. Perfect for aggressive trail riders, XC racers, and adventure-seekers, this Rear Wheel excels in technical terrain, supporting bikes with up to 130mm of travel. Its lightweight design enhances climbing efficiency and downhill confidence, making it the go-to choice for serious mountain bikers.
Innovative & Unique Features
– HITOP technology for optimal rim shape and impact absorption
– Fast-engaging ZM 900 hub with 52 points of engagement for quick acceleration
– Tubeless-ready design with compatible valve and rim strip options
– Compatibility with disc brakes (6-bolt disc) for reliable stopping power
– Lifetime warranty ensures long-lasting performance and peace of mind
Elevate your mountain biking experience with the Zipp 1ZERO HITOP S Rear Wheel – engineered for speed, durability, and ready to tackle your next adventure with confidence. Unleash your best ride today!
- Lightweight and durable carbon rim construction utilizing Zipp’s proprietary HITOP Technology, ensuring superior performance and terrain adaptability for cross-country and trail riding.
- Equipped with the high-performance ZM 900 SL hub featuring 52 points of engagement for rapid acceleration and precise power transfer during climbs and sprints.
- Optimized for 29″ / 622mm wheels with a 148mm rear spacing and 12mm thru-axle compatibility, offering a secure and stiff wheel setup for aggressive riding styles.
- Tubeless-ready design with a sleek black carbon finish and double-wall construction enhances puncture resistance and ride quality across rocky, rooty, and technical trails.
- Featuring compatibility with Shimano Micro Spline cassettes, 6-bolt disc brakes, and Sapim CX-Sprint spokes, providing innovative technology and reliable component integration for trail and cross-country enthusiasts.
| Axle Type | 12mm TA |
| Cassette Body Type | Shimano Micro Spline |
| Hub Type | ZM900 SL |
| Hub Spacing | 148mm |
| Position | Rear |
| Color | Black |
| Rim Construction | Double wall |
| Wheel Depth | 21.1mm |
| Hub Drilling | 24 |
| Rim External Width | 37.7mm |
| Rim Width (Internal) | 30mm |
| Rim Material | Carbon |
| Rim Model | 1ZERO HITOP |
| Skewer Included | No |
| Spoke Interface | Sapim CX-Sprint |
| Valve | Presta |
| Brake Compatibility | Disc IS 6-bolt |
| Minimum Wheel Diameter | 29” / 622 |
| Tire Type | Tubeless Ready |
| Rim Strip Width (mm) | 28-34.9mm |





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