Racing Spec 4.2 (Disc)


*** Hilly / Rolling / Flat / Sprints / Breakaway / Climbing

Racing Spec. 4.2 is the ultimate all-rounder ideal for all racing conditions.  It is built for racing, yet durable to be ridden daily.  A well-balanced set of wheels upon all essential elements between aerodynamic efficiency, lightweight, acceleration, and durability.

Racing Spec 4.2 is ready to take on any competitors anywhere on any road surface with you.

  • Carbon Fiber Wheelset @ 1430 g
  • Disc Brake
  • Tubeless Ready


11 to 10 sp freehub body spacer


Weight:575 g780 g
Braking System:CaliperCaliper
Braking Surface: DPT™DPT™
Rim Material:Full CarbonFull Carbon
Rim Depth:45mm45mm
Rim External Width:25mm25mm
Spokes:Sapim® Aero BladeSapim® Aero Blade
Spokes Count:2024
Spokes Lacing:Radial2:1
DS-2X / NDS-Radial
Hub Materials:Aluminium BodyAluminium Body
Tire Type:TubularTubular
Max. Tire Pressure:
Compatibility:-Shimano 9/10/11
Campy 9/10/11
Max. Rider Weight:130 kgs130 kgs

Additional information


Shimano Freehub, Campagnolo Freehub, Sram XDR Freebub

Delivery & Return

International Delivery

Free international delivery on all Torzc wheels. For all other items, TORZC offers worldwide delivery.  Goods are generally shipped from warehouses located in Hong Kong or Toronto, Canada.  Does not include delivery charges, local taxes or import duties, if applicable. (Learn more)

Returns Information

We will refund or exchange any item purchased from TORZC within the first 3 months of the orgional date of purchase. Returned goods much be unused and supplied with their original packaging.  TORZC will pay the return shipping costs for any faulty items. (Learn more)


TORZC warrants its products to be free from materials or workmanship defects for a period of 18 months after the date of original purchase.  If any quality issue occurs within the first 3 months of purchase, TORZC will replace the item free of charge. ( Learn more) Limitations of warranty:

  • The warranty does not cover the normal wear and tear associated with the intended application of the product.
  • The warranty does not apply to damage caused by a crash, impact demage, abuse of the product or any circumstances in which the usage is not comply with manufacturers specifications or beyond the limit of its design.
  • This warranty only applies to the original owner and is not transferable.
  • Warranty does not apply to products that have been incorrectly installed.
  • Using brake pads other than those supplied or purchased from TORZC may void your warranty.
  • If any quality issue occurs within the first 3 months of purchase, TORZC will replace the item free of charge.

Note: When sending in an item for warranty, kindly remove all accessory attached to the item, including tires, tubs, rim tape, cassettes, skewers, computer magnets, etc.

Lifetime Loyalty Program

We offers a Lifetime Loyalty Program to the original owner of TORZC manufactured products.  If your TORZC product gets damaged in an accident, we will offer you a new one at a special price. For any irreparable damage on a TORZC product, we will give you a 30% discount off the official listed price.  Please notice that shipping, import duties are not covered by this Loyalty Program (Learn more)


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