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All around Advancement
Zipps legendary speed weapon, the 404 Firecrest, is better than ever. This go-to rim-brake wheelset is, for the first time, tubeless ready. That means you can run reduced tire pressure for reduced rolling resistance and increased cornering grip and compliance without the risk of pinch flats. This wheels 58mm rim depth is a classic that has carried athletes to victory in every kind of event and situation - every triathlon distance, breakaways, field sprints and hilly finishes. Zipps ABLC Sawtooth Technology uses a complex dimpling pattern to improve aero efficiency. Zipps ShowStopper textured braking surface delivers unrivalled rim braking performance in wet or dry conditions. At the center of the 404 Firecrest Tubeless rim-brake is a versatile and durable new hubset, the German engineered ZR1. If you had to choose just one wheel for road riding and racing, the 404 Firecrest Tubeless is a savvy and speedy choice.
Highlights
- New Zipp graphics and cosmetic identity that scream speed
- New ZR1 hub is engineered in Germany with better seal design for improved durability and quicker response with 66 points of engagement
- Built with Sapim CX Sprint J-bend spokes
- Tubeless ensuring secure performance even when ridden at lower tire pressures
- All-around aero 58mm rim depth with proven crosswind stability
- ABLC Sawtooth dimple design helps manage air flow around the rim, and contributes to create a faster, more stable wheel
- Showstopper textured brake track delivers superior modulation and shortest stopping distances in wet and dry conditions
- XDR or SRAM/Shimano driver bodies - Campagnolo driver body sold separately
- Ships with QR end caps, quick release skewers
Specification
Specification | 00.1918.522.000 | 00.1918.522.001 |
---|---|---|
Suitable for | Road | Road |
Type | Rear wheel | Rear wheel |
Tire compatibility | Clincher | Clincher |
Tubeless Ready | yes | yes |
Tire size | 28'' | 28'' |
Brake compatibility | Rim | Rim |
Rim construction | Carbon | Carbon |
Rim profile | symmetrical | symmetrical |
Rim depth | 58mm | 58mm |
Rim inside width | 19mm | 19mm |
Surface Texture | ABLC SawTooth | ABLC SawTooth |
Max. tire pressure | Max. 8.6 Bar / 125 psi | Max. 8.6 Bar / 125 psi |
Spokes | Sapim CX Sprint | Sapim CX Sprint |
Spokes count | 24 | 24 |
Spokes pattern | 2 Cross | 2 Cross |
Nipples | Aluminium, Sapim Secure-Loc | Aluminium, Sapim Secure-Loc |
Axle type | 10 x 130mm | 10 x 130mm |
Hub | ZR1 Rim Brake | ZR1 Rim Brake |
Driver menachnism | Pawls, 6 | Pawls, 6 |
Bearings | Cartridge Steel | Cartridge Steel |
Driver body | Shimano/SRAM 11-speed | SRAM XDR 12-speed |
Driver body material | Aluminium | Aluminium |
Weight | ca. 897g | ca. 887g |
Max. system weight | ca. 114 kg | ca. 114 kg |
Technologies
ABLC®
Revised ABLC® (Aerodynamic Boundary Layer Control) smooths airflow off the rim surface increasing the frequency of the vortex shedding, which creates smaller vortices, providing unmatched stability and control on even the windiest days.
Firecrest
Zipp`s proprietary Firecrest® rim rewrote the fundamentals of wheel making, resulting in improved aerodynamics, ride quality, wheel strength and stability in even the strongest of crosswinds. As a result, the entire Firecrest family of wheels - from the 202 to 808 Firecrest - makes a bigger difference in more ways than ever including being laced into the new 77/177 hubset.
Firecrest technology, with rims that maintain a near-constant width almost all the way to the spoke bed, is the first aero profile that effectively controls airflow around the back half of the wheel. By moving the center of pressure - the focal point of side forces on the rim - to its optimal location near the steering axis, Firecrest offers stable, predictable handling at every wind angle. As they discovered when developing the Zipp 303 to thrive under unforgiving conditions at the Spring Classics, a wider rim such as used in Firecrest wheels increases lateral stiffness for sprinting and cornering, yet offers greater vertical compliance for more control, comfort, and durability on rough surfaces.
Scope of delivery
- 1 x Zipp 404 Firecrest Carbon 28'' Clincher Tubeless road rear wheel (see item description for details)
- incl. Quick release and end caps