You asked: Why do mountain bikes have so many gears?

Many bikes primarily have gears to allow you to have a comfortable experience when riding your bike on a variety of grades. They also make things smoother when shifting, and even make it so that your pedals don’t spin freely when you are going faster than your current gear will allow for.

Is it better to have more gears on a mountain bike?

Having more gears, generally means you can reach a higher speed, of which mountain bikes just don’t need. They need to be able to have a wide range of lower speed gears, rather than the higher speed gears you find on road bikes, and gravel bikes.

How many gears do you really need on a mountain bike?

Mountain bikes have between 1-40 gears, with most mountain bikes having between 7 and 28 gears and some custom mountain bikes have over 40. Adult mountain bikes have on average more gears than kid’s mountain bikes do.

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Why do mountain bikes have 12 gears?

That is a very popular option now and for good reason. Firstly, it dramatically reduces the number of moving parts on your bike which increases reliability and drops weight. It also helps to simplify things in a rider’s head too as you don’t have to worry about dropping a chain or grinding a front ring shift.

Why do mountain bikes have different gears?

Broadly speaking, mountain bikes have lots of low gears so you can climb steep hills more easily, while road bikes have more higher gears to boost top-end speed. More gears means more choices, but also more complexity for riders (and shop techs).

Is 7 gears enough on a mountain bike?

Whether it is full compensation depends on the chain rings on the two bikes. Seven gears over 11-32 leaves the spacing rather wide so you will be off your best pedaling speed, but it will probably give you the range you want. I find the Treadway has a 38 tooth chainring, while the current Marin is 48/38/28.

Why do expensive bikes have less gears?

More gearing provides an ability to spin the pedals at a much easier cadence. Most expensive bikes are what Competitive Cyclist use and they need to carry less weight and need less gears in order to compete and race.

What gear should I use on a flat road?

For riding on flat roads, it is recommended to use the middle gear. It is a common choice among bikers as it helps you reduce pressure from your feet onto the pedals.

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Are 21 speed bikes fast?

7 Speed vs 21 Speed Bikes

In terms of how the number of gears affects the overall ride of the bike, a 21-speed is generally faster with smoother transitions and pedaling. The 7-speed is adequate for most riders, which is why many people choose the slower option.

Why do mountain bikes only have one front gear?

Mountain bikes no longer have a front derailleur because of the invention of the wide range rear cassette, meaning you can have the same range of gears with fewer parts, which saves weight, and keeps things simpler. Also making the bike build look cleaner.

Is 10 speed enough for mountain bike?

Yes, 10-speed bikes are good simply because they have a lot of range. If you’re climbing a mountain, they’re not the best. … As long as you have a wide range of gears on the rear hub, you’ll be able to get up most hills (bar Mount Everest).

Are 12 speed chains weaker?

No reason why a 12 speed chain should be weaker than an 11 speed one. the plate thickness is the same and that is where the tension is taken. The 12 speed chain has slightly narrower pins and rollers, which actually makes them a bit stiffer/stronger.

How fast can a 12 speed mountain bike go?

30 mph on flat ground is a reasonable maximum speed for a burst of speed (average rider in good shape). You would have to be an elite racer to maintain that speed for any length of time.

What gear is good for uphill?

While going uphill, use the D1, D2, or D3 gears to maintain higher RPMs and give your vehicle more climbing power and speed. Note: Most automatic vehicles have at least a D1 and D2 gear, while some models also have a D3 gear.

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How do you shift gears on a mountain bike for dummies?

How to shift gears on a mountain bike

  1. While still pedaling, slightly ease up your stroke.
  2. Click your shifter once to make a single gear change.
  3. Continue pedaling through the shift until it completes. …
  4. You may hear a little bit of noise and clicking while the chain is transitioning to the near gear.

What is gear 7 on a bike?

Number 7 on your right shifter is the hardest gear for going really fast, and it puts your chain on the smallest rear sprocket. … Never use the full range of rear gears when you’re in either the small or large front sprockets (number 1 or 3 on the front shifter).