http://mix.kumikomi.net/index.php?title=How_Mountain_Bike_Gears_Work&action=history このウィキのこのページに関する変更履歴 ja MediaWiki 1.13.2 Thu, 16 Jul 2026 23:31:26 GMT http://mix.kumikomi.net/index.php?title=How_Mountain_Bike_Gears_Work&diff=24814&oldid=prev <p>新しいページ: 'The gears in mountain bikes just keep acquiring a lot more&lt;br&gt;&lt;br&gt;and much more intricate. The bikes of nowadays have as several&lt;br&gt;&lt;br&gt;as 27 gear ratios. A mountain bike will ...'</p> <p><b>新規ページ</b></p><div>The gears in mountain bikes just keep acquiring a lot more&lt;br&gt;&lt;br&gt;and much more intricate. The bikes of nowadays have as several&lt;br&gt;&lt;br&gt;as 27 gear ratios. A mountain bike will use a&lt;br&gt;&lt;br&gt;mixture of three various sized sprockets in&lt;br&gt;&lt;br&gt;front and nine in the back to create gear ratios.&lt;br&gt;&lt;br&gt;The thought behind all these gears is to permit the&lt;br&gt;&lt;br&gt;rider to crank the pedals at a continuous pace no&lt;br&gt;&lt;br&gt;matter what type of slope the bike is on. You can&lt;br&gt;&lt;br&gt;understand this greater by picturing a bike with&lt;br&gt;&lt;br&gt;just a single gear. Every time you rotate the pedals&lt;br&gt;&lt;br&gt;a single turn, the rear wheel would rotate a single [http://www.ultimate-mma-equipment.net/ mma equipment] turn&lt;br&gt;&lt;br&gt;as nicely (1:1 gear ratio).&lt;br&gt;&lt;br&gt;If the rear wheel is 26 inches in diameter, then&lt;br&gt;&lt;br&gt;with 1:1 gearing, one complete twist on the pedals&lt;br&gt;&lt;br&gt;would result in the wheel covering 81.6 inches of&lt;br&gt;&lt;br&gt;ground. If you are pedaling at a speed of 50 RPM,&lt;br&gt;&lt;br&gt;this means that the bike can cover more than 340 feet of&lt;br&gt;&lt;br&gt;ground per minute. This is only three.8 MPH, which&lt;br&gt;&lt;br&gt;is the equivalence of walking speed. This is perfect&lt;br&gt;&lt;br&gt;for climbing a steep hill, despite the fact that poor for ground&lt;br&gt;&lt;br&gt;or going downhill.&lt;br&gt;&lt;br&gt;To go more rapidly you will need a distinct ratio. To&lt;br&gt;&lt;br&gt;ride downhill at 25 MPH with a 50 RPM cadence at the&lt;br&gt;&lt;br&gt;pedals, you will need a five.6:1 gear ratio. A bike&lt;br&gt;&lt;br&gt;with a lot of gears will give you a huge number&lt;br&gt;&lt;br&gt;of increments amongst a 1:1 gear ratio and a 6.5:1&lt;br&gt;&lt;br&gt;gear ratio so that you can often pedal at 50 RPM,&lt;br&gt;&lt;br&gt;no matter how quickly you are really going.&lt;br&gt;&lt;br&gt;On a regular 27 speed mountain bike, six of the gear&lt;br&gt;&lt;br&gt;ratios are so close to each and every other that you cannot&lt;br&gt;&lt;br&gt;notice any difference between them.&lt;br&gt;&lt;br&gt;With actual use, bike riders tend to decide on a front&lt;br&gt;&lt;br&gt;sprocket appropriate for the slope they are riding on&lt;br&gt;&lt;br&gt;and stick with it, despite the fact that the front sprocket can&lt;br&gt;&lt;br&gt;be difficult to shift below heavy load. It is considerably&lt;br&gt;&lt;br&gt;less difficult to shit between the gears on the rear.&lt;br&gt;&lt;br&gt;If you are cranking up a hill, it is greatest to pick&lt;br&gt;&lt;br&gt;the smallest sprocket on the front then shift&lt;br&gt;&lt;br&gt;in between the nine gears accessible on the rear. [http://www.ultimate-mma-equipment.com/free-standing-punching-bags.html freestanding boxing [http://www.ultimate-mma-equipment.net/Body_Opponent_Bag/cat797721_926051.aspx body opponent bag] bag] The&lt;br&gt;&lt;br&gt;more speeds you have on the back sprocket, the&lt;br&gt;&lt;br&gt;larger benefit you are going to have.&lt;br&gt;&lt;br&gt;All in all, gears are really essential to mountain&lt;br&gt;&lt;br&gt;bikes as they dictate your general speed. With no&lt;br&gt;&lt;br&gt;gears you would not be able to build speed nor would&lt;br&gt;&lt;br&gt;you be able to pound pedals. The gears will move&lt;br&gt;&lt;br&gt;the pedals and support you construct up speed.&lt;br&gt;&lt;br&gt;There are all sorts of gears obtainable in mountain&lt;br&gt;&lt;br&gt;bikes, all of which will support you create up a lot&lt;br&gt;&lt;br&gt;of momentum if you use them the correct way.&lt;br&gt;&lt;br&gt;(word count 446)&lt;br&gt;&lt;br&gt;PPPPP</div> Sun, 03 Jun 2012 05:50:06 GMT LeaSweyne19008 http://mix.kumikomi.net/index.php/%E3%83%8E%E3%83%BC%E3%83%88:How_Mountain_Bike_Gears_Work