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Race Alloy Hubs

Race Alloy Hubs

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Regular price $149.95 USD
Sale price $149.95 USD Regular price
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SKU:HB4URA-105

Spacing - Freehub
Hole Count
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Race Alloy Hubs deliver low drag, high reliability, and excellent sealing from the elements. They're meticulously optimized for strength-to-weight ratio, meaning exceptional gravity durability without a hefty weight penalty. Flange angles and spoke hole designs have been improved for precise spoke/nipple alignment, reduced spoke hole stress, and increased wheel longevity. New Alloy Seal Shields on all freehubs enhance durability and protection from the elements. 

Our proven 60-tooth ratchet and pawl system has been refined over the last decade. The 60T ratchet ring tests exceptionally strong and durable, with teeth of sufficient size to ensure flawless engagement and long wear life. 3-Pawl / 6° freehubs provide 60 POE or a relatively low 6° engagement and high levels of reliability in high torque and heavy impact environments. It also minimizes pedal kickback which is more pronounced in bikes over 150mm travel, especially during high-speed descents on rough terrain. 4-pawl / 3-degree freehubs are cross-compatible and available separately for those that prioritize quick engagement and pedaling efficiency. 

  • Boost and Super Boost rear hubs feature e*thirteen's proprietary "Floating Thread Alloy Axle System", which minimizes preload drag and allows for easy tool-free service. Steel axle kits are also available separately for those particularly hard on hubs. e*spec and DH hubs utilize steel axles to withstand the rigors of heavier, higher torque, gravity disciplines. 
  • The e*spec model also includes strategic enhancements to withstand the rigors of high-power e-bikes. It is fortified with an oversized, reinforced hubshell, massive 6808 driveside hubshell bearing, and 3-bearing freehubs.
  • Exclusively engineered for e*thirteen's DH rear hubs, the DH 7-SPEED INTEGRATED CASSETTE melds seamlessly with the DH hub. This innovative design significantly trims weight and parts count, optimizing the drive system's compactness. It also allows the driveside flange to be pushed outward, creating a wider spoke angle and stronger wheel build. 

All e*thirteen hubs are backed by a 5-year warranty, including 1-year warranty on bearing service kits to keep you rolling smoothly and fast no matter how many vertical feet you consume.

Axle
Front: 110x15mm Boost or 110x20mm Boost
Rear: Boost 148x12mm, Super Boost 157x12mm, or DH 157x12mm
Drilling
Boost/Super Boost - 28h and 32h configurations
E*spec and DH Hubs - 32h only
Engagement
3-pawl / 6-degree engagement. 4-pawl / 3-degree options available separately
Freehub Mount
Boost/Super Boost/e*spec - XD® driver. MS® and HG® driver options are available separately.
DH - 7-speed Integrated Cassette
Weight
110x15mm Boost Front - 207g
110x20mm Boost Front - 207g
148x12mm Boost Rear - 329g
148x12mm Boost e*spec Rear - 445g
157x12mm Super Boost Rear - 377g
157x12mm DH Rear - 524g

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Race Alloy Hubs

Guaranteed to be free from defects in materials or workmanship for 5 years after original purchase