Downhill Mountain Bike Gear Ratio

As you can see this is really just a general statement. 26 mountain bike wheel will travel smaller distance for one turn compared to a 28 road bike wheel. So with the same chainrings ratio gearing on a road bike will be higher than on a mtb.

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Now for exact gearing the wheel diameter needs to be taken into consideration.

Downhill mountain bike gear ratio. Know that this value does depend on wheel size. Instead use intermediate gear combinations to get the same gear ratio. A bike with 30 or more gears is not an indication of a machine designed to break the land speed record any more than a bike with only a single gear assuming similar ratios. To keep things simple let s look at just 29ers.

For one revolution of the pedal your bike will travel a certain number of inches. This places a high degree of stress on the chain and can lead to dropped chains. Using a gear inch chart is one way to compare gear ratios without riding the bike. Here s a simple way to think about gear inch combinations.

Best gear ratio for. Join date jul 2004 posts 9. Whereas flat or downhill sections will use higher gears. Riding style plays an important part in setting up your gear range.

If you re a downhill mosher with a big rig bike then it s unlikely you ll be doing any real climbing. While the gears on a mountain bike seem pretty simple. Get the latest mountain bike reviews news. An intro to bike.

Results 1 to 5 of 5 thread. A comfortable pedal power on a 26 wheeled bike will feel considerably easier than the same gear ratio on a 29er. For example with a 32 tooth ring and 16 tooth cog your ratio is 2 1. Best gear ratio for dh hallo i want to knoe what is the best gear ratio that i can get for dh bike 38t 12 25 40t 12 32 42t 12 32 i buy the diablous crank and.

The gear you re in is a simple ratio of the number of teeth on the chainring to the number of teeth on the sprocket in use. Best gear ratio for dh.