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How do I know my BMX gear ratio?

How do I know my BMX gear ratio?

All you do is take the number of teeth on your chainring and divide it by the number of teeth on your freewheel, that gives you your gear ratio. For example, if your front sprocket is a 45 tooth, and your rear sprocket is a 16 tooth, then your gear ratio would be 2.8125 (45 divided by 16 = 2.8125).

What is the best chain for BMX racing?

Let’s focus on the factors you’ll need to consider before you make your pick!

  • Material.
  • KMC Z410 Bicycle Chain.
  • KMC HL710L Bicycle Chain.
  • Wipperman 1Z1 BMX Chain.
  • Eastern Bikes BMX Chain Atom Series Half Link.
  • Diamondback Chain.
  • KMC K710. Check the Best Price on Amazon.com.
  • KMC K810 BMX Chain. Check the Best Price on Amazon.com.

What is the best gearing?

Good and Bad Gearing Ratios

  • A gearing ratio higher than 50% is typically considered highly levered or geared.
  • A gearing ratio lower than 25% is typically considered low-risk by both investors and lenders.
  • A gearing ratio between 25% and 50% is typically considered optimal or normal for well-established companies.

Are half-link chains stronger?

Half-link chains are heavier than full-links. There is more material used within half-link chains to support the slight bend in each link’s plate. Since metal tends to be the weakest at its bend point, the added weight and thickness is necessary to improve the durability and strength of half-link chains.

How do I choose a BMX chain?

When selecting a chain, the first consideration is the number of rear sprockets. The rear cog sets have been made with 5, 6, 7, 8, 9, 10, 11, or 12 sprockets. As the number of cogs on the rear hub increases, the spacing between cogs tends to be reduced.

How do you calculate gear inches on a bicycle?

Once you have established this basic knowledge it is time to calculate your gear inches. For your low gear inches, take number of teeth on your smallest chainring (front), then divide it by the number of teeth on your largest cassette gear (back), take the result and multiply it by your bikes tire diameter.

What are bike gear ratios?

Bicycle gear ratios – gear inches How do bicycle gear ratios function? Bicycle is driven by transferring pedaling force to the rear wheel. Gear ratio – “gear inches” Gear ratio is usually expressed in ” gear inches “, i.e. Calculating needed gearing Basic reference gear inch points are: 20 gear inches for really low gearing needed for climbing steep off-road ascents.

What do bike gear ratios mean?

In cycling, a gear ratio refers to the ratio of teeth between a chainring in the front and the rear wheel’s cogs in the back. Intuitively, gear ratios serve to convert between the revolutions the wheel travels and the revolutions the cranks turn. “Gear inches” is how far your bike travels with one complete turn of the pedals.