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Why Higher Rim On The Back Triathlon? (Correct answer)

Will a disc wheel speed up my triathlon bike split?

  • Will a disc wheel speed up your triathlon bike split or are they expensive, heavy, and hard to handle? Disc wheels are solid or covered wheels designed to improve airflow around the rear end of the bike and reduce drag.

Why do triathlon bikes have different wheels?

Wheel Size Front and Back You will likely only see front and rear discs on track bikes. For outdoor races, such as time trials and triathlons, you will often see a deeper rim front wheel and a rear disc. If it is windy, you may see riders opt for a shallower front wheel and a deep rim rear wheel to improve handling.

Why do cyclists have a solid back wheel?

Disc wheels are solid or covered wheels designed to improve airflow around the rear end of the bike and reduce drag. They became popular in the early ’80s when Francesco Moser broke the cycling world hour record on the track riding front and rear discs.

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What wheels do pro triathletes use?

Best triathlon and time trial wheels

  • Zipp 454 NSW. A unique way to deal with crosswinds.
  • Roval CLX 64.
  • Enve SES 7.8.
  • Hunt 48 Limitless Aero Disc.
  • DT Swiss ARC 1100 Dicut 80.
  • Vision Metron 3 Spoke Front & Disc Rear.
  • HED Vanquish RC8 Pro & RCD Pro.
  • Cadex 4 Spoke Aero & Cadex Aero Disc.

What depth wheels do pros ride?

They’re full-carbon with 32mm deep rims. Even the quick release lever is carbon. It’s the little things that count! AG2R now rides Factor bikes fitted with Mavic wheels.

Why are tri bikes heavier?

A triathlon bike is heavier than a road bike by 2- 4 lbs or 1 to 2 kg. The reason is that the aim is to make a triathlon bike more aerodynamic rather than lightweight as it is in road bikes. The triathlon bikes come with bigger aerofoils and bigger frames than the road bike.

Why are disc wheels faster?

Disc wheels are faster than your traditional shallow spoked wheels in almost all conditions apart from hilly or windy conditions. Since they have been designed to improve airflow around the rear wheel, the rider can expect much better aerodynamics than a regular spoked wheel.

Why do Olympic bicycles have no spokes?

Wheel covers, which can be added to spoke wheels to make them perform like disc wheels, are prohibited for this reason. UCI rules require spoke wheels for any mass start event on the road (a race in which a bunch of cyclists all start in the same place) because they’re safer.

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Are deep rim wheels faster?

“Generally, deep-section wheels offer significant aero drag benefits over traditional shallow rims so that a rider can go faster for the same effort, or the same speed for less effort,” says Chris Yu, Specialized’s head of aero and tech. >>> “Deeper wheels are also heavier than shallower wheels.

What is a disk wheel?

Definition of disk wheel 1: a disk having a spiral on its flat face for engaging with a worm wheel. 2: a wheel presenting a solid convex or concave surface from hub to rim.

Are 38mm wheels Aero?

There are a few customers like to know the benefit of 38mm vs 50mm carbon road bike rims. The shape is almost the same for carbon tubular/clincher 38mm rims & 50mm rims. They are both aero wheels/rims. The 38mm is lighter, but the 50mm is stiffer.

What is the fastest disc wheel?

Hunt releases ‘world’s fastest aero disc wheelset’ (and actually backs it up with data) Hunt’s new Limitless 48 Aero Disc Wheelset is claimed to be the world’s most aerodynamic disc wheelset below 50mm deep and — unlike many other similar wheels — these claims are backed up with a detailed and transparent white paper.

Are disk brakes allowed in triathlon?

British Triathlon can today confirm that from 10 January 2018, disc brakes are permitted for use in all domestic and international competitions. The full 2018 British Triathlon Competition Rules, along with a summary of changes, will be published in early January 2018.

Are 65mm wheels too deep?

Most riders would strike a comfortable compromise with wheels that have a rim depth of between 40-65mm, offering adequate aerodynamic benefits without too much additional material and mass to rotate. The larger your wheel’s side profile becomes, the greater its sensitivity to any wind influence.

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What wheels do Tour de France riders use?

Pro Continental Tour de France 2021 bikes

  • Bikes: Canyon Ultimate CFR / Aeroad CFR / Speedmax CFR Disc (TT)
  • Groupset: Shimano Dura-Ace Di2.
  • Wheels: Shimano with Vittoria tyres.
  • Finishing kit: Canyon, Selle Italia, Elite, Wahoo.

Are 60mm wheels too deep?

Mid depth 40 – 60mm – Is often the best all-round option – relatively light for climbing, whilst still fast on the flat – best of both worlds. Deep 60mm + Wheels can be faster on flat terrain where there is no repetitive accelerations, can be very stiff and a harsher ride.

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