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Continental Grand Prix 4-Season 700x28C VectranBreaker tire, kevlar

63.99  RRP 74.99 
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Thanks to its DuraSkin™ anti-tear fabric, the Grand Prix 4-Season holds up under extreme conditions. In the Paris –Roubaix race, the “Hell of the North”, cyclists equipped with DuraSkin™ enhanced tyres have the fewest tyre related problems during the race.
Very high mileage with excellent grip on wet roads and at low temperatures it stands out. With the variants 23mm, 25mm and 28mm can be the Grand Prix 4-Season tire for various road qualities and comfort requirements to vote.

Features

  • Robust all-season tires with puncture protection and carefree sovereign durability
  • Solider tours and training companion of the sun or the rain spares
  • Excellent puncture protection by double Vectran ™ puncture protection
  • Excellent grip and high mileage combined with robust riders use side protection

Product Features

  • ETRTO: 28-622
  • Dimension: 700 x 28C
  • Technology: Double Vectran Breaker
  • Design: foldable
  • TPI: 3/330
  • Bar: 7.5-8.5

Color

  • black

Weight

  • 240 g

Technical details

Vectran ™ - The reference in puncture protection

  • Vectran ™ is a synthetic high-tech fiber with the natural model. As Spider silk is Vectran ™ liquid crystal polymer (LCP). Vectran ™ is spun from the molten liquid polymer Vectra and processed into a multifilament yarn on. Spider silk as well as Vectran ™ possess an enormous tensile strength combined with minimum weight. Exactly the right qualities to be processed in a Continental Top tires as puncture protection.
  • A Vectran ™ Breaker is lighter, more flexible and effective protection against cuts than comparable nylon breaker. The rolling resistance does not affect the Vectran ™ Breaker here.

DuraSkin - Can insert neatly

  • Tires with riders use sidewall protection must be able to insert properly. They come under the most adverse conditions for use. On messenger bikes tire slip curbs along on travel wheels they cross continents without fray, racing, they must be made hardness tests such as Paris-Roubaix. The high-quality polyamide fabric reliably protects the wall of the tire and is preparing the tires for the utmost. For the broad masses these tires emphasize thanks to their brown sidewall.

Product features

Double VectranBreaker technology - lighter, more flexible and protects against punctures more effectively than comparable nylon protection. Vectran™ Breaker has no adverse effect on rolling resistance
DuraSkin side panel - high-quality polyamide fabric protects the tire from the worst conditions, which was also verified many times at the Paris - Roubaix race

Product details

Tubeless No
Tyre width 28C
Wheel diameter 28"
Material kevlar
Colour black
Recommended pressure 95 - 120 psi
TPI 3/330
ETRTO 28-622
Weight 295 g
product ID 8409
Hodnoty vyskytujúce sa pri plášťoch
PSI - udáva, na aký tlak výrobca odporúča nafúkať plášť. 1 atmosféra = 14,7 PSI
TPI (EPI)- hustota vlákien kostry plášťa. Čím vyššia hodnota TPI, tým flexibilnejší a pružnejší bude plášť.
Kevlarový plášť- pätka tvorená z kevlarových vlákien. Plášť sa dá skladať, je teda praktickejší pri presunoch či skladovaní. Vyznačuje sa nižšou váhou oproti drôteným plášťom a vyššej odolnosti pred prerazením.
Drôtený plášť- pätka tvorená z drôtu. Plášť je neohybný, je ťažší oproti kevlarovému.

Prehľad veľkostí plášťov a označení
Tabuľka veľkostí ETRTO Rozmer v palcoch Francúzske označenie
28" 18-622 28 x 3/4 700 x 18C 
  19-622   700 x 19C 
  20-622 28 x 3/4 700 x 20C  
  22-622 28 x 7/8  700 x 22C  
  23-622 28 x 7/8  700 x 23C  
  25-622 28 x 1.00, 1 1/16  700 x 25C  
  28-622 28 x 1.20  700 x 28C  
  30-622 28 x 1 5/8 x 1 1/8  700 x 30C  
  32-622 28 x 15/8 x 11/4  700 x 32C 700C COURSE  
  35-622 28 x 15/8 x 13/8  700 x 35C  
  37-622 28 x 1 5/8 x 1 3/8  700 x 35C  
  40-622 28 x 1.50 28 x 1 5/8 x 1 1/2  700 x 38C
  42-622 28 x 1.60  700 x 40C  
  44-622 28 x 1.625  700 x 42C 
  47-622 28 x 1.75  700 x 45C 
  50-622 28 x 1.90 28 x 2.00   
  60-622 28 x 2.35   
  32-635 28 x 1 1/2 x 1 1/8 770 x 28B 700 x 28B 770B COURSE 
  40-635 28 x 1 1/2 28 x 1 1/2 x 1 3/8  700 x 38B 700 x 35B 700 Standard 700B Standard  
  44-635 28 x 15/8 x 11/2  700 x 40/42B
  28-642 28 x 1 3/8 x 1 1/8  700 x 28A  
  37-642 28 x 1 3/8  700 x 35A  
Prehľad kompatibility plášťov s ráfikmi
Tabuľka veľkostí                  
Šírka plášťa v mm Ráfik kolesa v mm                
  13C 15C 17C 19C 21C 23C 25C 27C 29C
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35                      X                   X                    X        
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42                      X                   X                    X                    X                    X    
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This German brand has more than 100 years of history in producing tires for bikes. Today their offer includes a vast range of bike tires and also products like valves, sealants, tire levers and such. Products are designed in Germany, and a part of the production is also directly created there. “Handmade in Germany”!

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