Front Wheel Price $618.00 USD
Front Wheel Price

HADRON² Classic 625 Disc Brake

Delivering unprecedented aerodynamic performance with the widest operational range, the HADRON² Classic 625 excels in medium to high wind conditions. Designed to deliver maximum speed and thrust, in road racing, time trial and triathlon courses. The HADRON² Classic 625 offers incredible all-around performance at an affordable price. The 20mm inner rim width is optimum for minimum rolling resistance with 25mm and 28mm tyres and remains compatible with even wider tyres. Available only in disc brake version. Full carbon clincher, tubeless ready construction and UCI approved. Includes lifetime warranty for material and workmanship defects and a Fair-Share-Policy for any other riding damage.

Color options available:


Hadron Ultimate Decals

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HADRON² Classic Front Wheel
HADRON² Classic Rear Wheel
HADRON² Classic Front Wheel

Brakes / Compability
Rim Depth
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Brakes
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Front Wheel
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ADD CONTINENTAL GP5000 TYRES & TUBES
ADD CONTINENTAL GP5000 TYRES & TUBES
Front Wheel
HADRON² Classic Front Wheel Disc Brake / 500
$618.00 USD
Product available.
Rear Wheel
HADRON² Classic Rear Wheel Disc Brake / 500
$755.00 USD
Product available.
EUR 0
Total price for all items including VAT.
Total price for all items excluding VAT.
All products are shipped from our EU warehouse. Delivery to Germany is outside of the EU so 0% VAT is applicable. The local authorities may charge you VAT & import duties upon delivery.
Prices exclude shipping costs which are calculated at checkout.

Specs

Weight / Rim Front Wheel Rear Wheel Wheel Set Aero Profile Height Max. Rim Width Brake Track Width
HADRON² Classic 500 Disc Brake
747g 895g 1642g 50mm 27mm N/A
HADRON² Classic 625 Disc Brake
848g 996g 1844g 62.5mm 30mm N/A
HADRON² Classic 800 Disc Brake
891g 1038g 1929g 80mm 32mm N/A

Description

Maximum aero performance and durability for an affordable price! Using the latest in aerodynamic and engineering development methods transferred from Formula 1, the HADRON² Classic rims are full carbon and tubeless ready, using the same race & award winning aero rim shapes as the HADRON² Ultimates. All Swiss Side HADRON² are designed for minimising the drag of the wheels but also on the bike & rider system. This is achieved by ensuring maximum aero stability and predictability in the wind so that the rider remains in their aero position for the maximum time. The HADRON² Classic is built with ultra durable DT Swiss hubs custom made for Swiss Side’s requirements, together with their Aero Comp spokes. Manufactured through DT Swiss, once again the highest possible Swiss quality and durability is assured.

Compatibility

Shimano 10,11,12 speed freehub as standard. Also SRAM 10,11 speed compatible.  Free hub kits available for order separately: Campagnolo 10,11, 12 speed, and 12-speed XDR Driver 

Hub

DT Swiss 370 Classic, custom for Swiss Side. Brake Interface: Disc Center Lock; Axle System as delivered: 12 x 100mm thru axle front; 12 x 142mm thru axle rear; Disc brake wheel hubs are also supplied with interchangeable end caps for the following axle configurations: 5mm x 100mm QR front axle; 5mm x 135mm QR rear axle; 12mm x 135mm rear thru-axle. For DISC Rear Wheel: DT Swiss 180 DICUT, 36T Ratchet EXP. Disc Brake Interface: Disc Center Lock; 12/142mm Axle System.

Spokes

DT Swiss Aero Comp J-bend spokes with DT Swiss pro lock hidden aluminium nipples.
Front Disc Brake (2-cross pattern): 24 spokes.
Rear Disc Brake (2-cross pattern): 24 spokes.

Bearings

  • High end stainless steel bearings
  • Low friction thanks to single sided seals
  • 2080 N load capacity per bearing
  • Minimal bearing clearance

Additional Info

Shipping

  • Shipping costs are in addition to the pricing shown. Cost effective shipping is calculated based on your region at the checkout.
  • All products ship from our EU warehouse located in Poland and/or Germany.
  • For EU customers, all pricing shown includes local VAT. Courier delivery time is typically 3-5 days.
  • For international customers, including Switzerland and non-EU countries, all pricing shown is without VAT. Import duties and taxes (VAT) may be charged separately by your country’s authorities upon receiving your shipment. International delivery times vary depending on the shipping option chosen. Courier deliver is typically 3-15 days worldwide.
  • The Swiss Side HADRON² DISC Rear Wheel for Rim Brake is not for sale or use in the USA and/or Canada. Any orders will be cancelled.

Package Includes

Tubeless ready rim tape (pre-installed), Valve extension, Tubeless valve, QR skewers.

Disc brake wheels DO NOT come with the “lock nut” / disc brake rotor lock ring– this is specific to the bike.

Tyre Size

All tyres from 25mm to 64mm can be used on this rim. We recommend using a 25mm tyre on the front. If  additional comfort is desired, a 28mm tyre can be used  on the rear. We do not recommend tyres greater than 28mm width for maximimising aerodynamic performance.

Rider Weight / Safety Notice

The maximum total system weight (bike + rider) for the HADRON² Classic disc brake wheelset is 110kg. Tyre pressures of 120psi should not be exceeded.

User Manual

Download User Manual

Wheel Spec Comparison

Profile Depth
i

HADRON² Classic 500
6
HADRON² Classic 625
8
HADRON² Classic 800
9

Aero Drag
i

HADRON² Classic 500
7
HADRON² Classic 625
8
HADRON² Classic 800
9

Aero Wind Stability
i

HADRON² Classic 500
10
HADRON² Classic 625
9
HADRON² Classic 800
7

Weight
i

HADRON² Classic 500
7
HADRON² Classic 625
6
HADRON² Classic 800
5

Stiffness
i

HADRON² Classic 500
8
HADRON² Classic 625
8
HADRON² Classic 800
8

Drag Deltas for Wheel Combinations

Wind Tunnel Data measured on Canyon Speedmax CF SLX at 45km/h

Wheel Setup Front / Rear Drag (W) Difference* (W)
800 / 800 57.90 0.00
625 / 800 59.00 1.00
625 / 625 69.20 1.30
500 / 625 61.10 3.20
500 / 500 61.70 3.80

*Drag difference relative to the 'aero setup' - 800 / 800

Aero Performance Chart
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Wind Stability Chart
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Time Benefits

Speed Power Drag Reduction 40km 90km 180km
HADRON² Classic 500
45km/h
35km/h 		350W
180W 		13.2W
6.2W 		0m 50s
0m 56s 		1m 41s
2m 06s 		3m 22s
4m 12s
HADRON² Classic 625
45km/h
35km/h 		350W
180W 		15.7W
7.4W 		0m 54s
1m 07s 		2m 01s
2m 30s 		4m 01s
5m 00s
HADRON² Classic 800
45km/h
35km/h 		350W
180W 		17W
8W 		0m 58s
1m 12s 		2m 11s
2m 43s 		4m 22s
5m 25s

*Drag reduction given relative to standard road wheel set.
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Wheel Mapping

Tyre of Riding Time Trial Road Racing Training Alps
HADRON² Classic 500
HADRON² Classic 625
HADRON² Classic 800

Product Reviews

HADRON² Ultimate 625 Disc Brake - Bikeradar Review (Aug. 2021)

Robin Wilmott technical writer of Bikeradar tested the HADRON² Ultimate 625 wheel set for disc brake. Read entire review: HADRON² Ultimate 625 review on bikeradar.com (in English).

Verdict:

  • Fast and impressively stable wheels!
August 27, 2021

HADRON Ultimate 625 rim brake - RennRad review (July 2020)

Our HADRON Ultimate 625 rim brake wheels have been thoroughly tested as part of RennRad Magazine's most recent aero wheel test (issue Nr. 7). Available in German only. Download here.

Verdict:

  • Top acceleration
  • Great aerodynamics
  • Excellent lateral stiffness
  • Fair price
July 06, 2020