Swissside Hadron 3 Ultimate 680 Rear Wheel - Shimano

Developed for pure speed in non-drafting triathlon and time trials. The HADRON³ Ultimate 850 delivers the lowest drag in the range, without sacrificing stability. Deep-section performance, lightweight construction, and reduced spoke count with DT Swiss 180 Aero hubs and SINC ceramic bearings.

HADRON³ Ultimate features a re-engineered V-shape rim for best-in-class aero efficiency, significantly reducing base drag at low yaw angles. Optimized for stability and control, especially paired with Continental AERO 111 tires, it delivers unmatched confidence in all wind conditions. Tubeless ready, hooked rim, with Swiss Side–specific DT Swiss 180 Aero hubs and lightweight spokes. Available in 55/68/85mm depths, optimized for 25–32mm tires. World Championship proven. UCI approved.

Weight:
- HADRON³ Ultimate 680 Front: 723g
- HADRON³ Ultimate 680 Rear: 836g

Rim:
- Inner rim width all HADRON³ Ultimate: 22mm
- Outer rim width HADRON³ DISC: 27mm
- Tubeless ready clincher
- Hooked / Crotchet tubeless TC
- Carbon
- Rim height: 68mm

Hub:
- Swiss Side - DT Swiss 180 Aero hub

Spokes:
- Left and right: DT aerolite® II t-head
- Not interlaced spokes

Nipples:
DT Pro Lock hidden aluminum
Number of holes front: 20
Number of holes rear: 24

Bearings:
- Bearing type: SINC ceramic
- Reduces rolling resistance to absolute minimum

Axle Size:
- Front: 100mm
- Rear: 142mm
- 12mm Thru axle

Tire Recommendation:
For optimal aerodynamic performance, we recommend using the following:
- Front wheels:
  - HADRON³ Ultimate 550, 680: Conti AERO111 29mm

- Rear wheels:
  - HADRON³ Ultimate 550, 680: Conti GP 5000 STR 30mm

HADRON³ wheels are optimized for 28/29 mm tire sizes, whilst providing compatibility and high performance for both narrower (25mm) and wider (30-32mm) tires.

It is allowed to use tires from 25 - 64mm.

Package Includes:
- Tubeless rim tape (25mm) pre-installed
- Valve extension
- Tubeless valve
- Valve stickers

Not included:
- Disc rotor
- Brake pads for disc brake
- Through axle