Continental Grand Prix GT 28" Folding Tyre - black/25-622 (700x25c)

Continental Grand Prix GT 28" Folding Tyre

Item number: 33323
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The endurance runner: the Grand Prix GT Folding Tyre by Continental


The secret lies in the structure. The extra wide PolyX Breaker® effectively protects against foreign bodies under the tread. The continuous three-ply carcass effectively reinforces the sidewalls without adding much weight. This gives the Grand Prix GT special endurance at the highest level - which earns the tyre the GT (GrandTour) designation and predestines it for marathons and multi-day races. BlackChili Compound and the proven profile of the Grand Prix offer excellent grip - naturally handmade in Germany.

Specifications:

Application:
Road
Product Line:
Premium
Ground Conditions:
street
Type:
folding tyre
Tubeless System:
none

Technical Information:

Rubber Compound:
BlackChili
Carcass:
180 tpi, 3 layers
Puncture Protection:
PolyX Breaker

Models:

25-622 (700x25c)
Dimensions:
700 x 25c
ETRTO:
25-622
Air Pressure:
7.5 - 8.5 bar
Tube Recommendation:
Race 28
Manufacturer Number:
0100464

28-622 (700x28c)
Dimensions:
700 x 28c
ETRTO:
28-622
Air Pressure:
6.5 - 8.0 bar
Tube Recommendation:
Race 28 Wide
Manufacturer Number:
0101096

Features:

  • perseverance at a high level
  • suitable for multi-day races
  • three-ply carcass for sidewall reinforcement without much extra weight
  • PolyX Breaker® protects against foreign bodies
  • excellent grip
  • Handmade in Germany

Technology:

Premium
The Continental Premium tyres have been designed to deliver top performance. They are equipped with the latest technologies, which have been developed together with the most successful athletes in the world. They are handmade by the experienced specialists in Korbach (Germany). Added to this are selected materials for the highest quality and outstanding properties.

BlackChili Compound
The rolling characteristics of the rubber compound of a tyre are determined by three interacting factors: Static friction (grip), rolling resistance and mileage. The dilemma: If one of these factors is improved, at least one other factor deteriorates in return. BlackChili Compound is the name of Continental's revolutionary tread compound based on the latest findings in polymer and raw material research. For BlackChili, Continental refines newly developed synthetic rubbers with proven natural rubber into particularly high-performance tread compounds. Conti adds nanoscale carbon black particles to these rubbers, which are optimised in shape and surface properties in order to match the compound to the respective application of the tyre. Tyres with BlackChili Compound achieve an unprecedented level of performance. Compared to activated silica tyres, BlackChili tyres have 26 % lower rolling resistance, 30 % higher static friction value (grip) and 5 % higher mileage. Whether on a Road bike or MTB - the speed and grip advantage is clearly noticeable! The complex compound technology is so sensitive that tyres with BlackChili Compound are produced exclusively at Continental in Korbach, Germany.

PolyX Breaker®
With PolyX Breaker®, Continental brings automotive know-how to the bicycle tyre segment: polyester has been used successfully in car tyres for years and has proven itself many times over. The extremely resistant polyester fibre is tightly woven crosswise. This results in a very high fabric density, which makes the breaker not only resistant to foreign bodies, but also particularly resistant to punctures. The rolling resistance is also not negatively influenced by PolyX Breaker®.

Contents:

  • 1 x Continental Grand Prix GT Premium BlachChili PolyX® Breaker folding tyre

Weight:

  • black/28-622 (700x28c): 295 g
  • 100 day return period
  • Online since 1998

Models:

  • black/28-622 (700x28c), out of stock – back in stock soon
    25.96€

Customer Reviews (7)

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Customer Reviews (7)

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Give us your opinion on this product.

by mark R. on 13.03.2019
verified purchase
item: black/25-622
1 of 1 customers found this review helpful.

In my opinion, these are great tires and perform just as good as their expensive 4000S cousins. That is.... great for training or sunday rides... wouldn't race on them, in that i like the sidewall thinner and the tyre a bit lighter. But plenty of rubber and they roll well.

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