Road Bike Gear Not Shifting

I am often asked how to fix a bike that won t shift gears or will only shift to some gears. Just like the lowest gear the ideal limit adjustment places the derailleur s upper pulley directly in line with the highest gear preventing the chain from shifting off of the cassette and into the frame. With the bike in the highest gear the upper jockey wheel should run just clear of the cassette.

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What Are Gears And What Do They Do Lesson Bike Gear Mountain

How To Change Gear On A Road Bike Road Bike Gears Guide For

It May Cause Your Chain To Slip Not Shift Properly And Will

As long as you re not shifting and your gears are indexed properly the bike will stay in the gear you set on it s own.

Road bike gear not shifting. You have to pedal in order to shift. Cyclists spend most of their time shifting the rear gears to find their cadence sweet spot. Adjust until there is about. The key thing to know for shifting a road bike is that you have to simultaneously turn the pedals with your feet and move the shift lever in order to change gears.

The highest gear is the little one near the bike s seat stay and chain stay junction. If you want to make it impossible to shift below a particular gear ratio you can change the cassette on your bike to one with a lower range for which you ll also need to change your chain or you can block out gears the way junior racers do. Turning clockwise will increase the gap anti clockwise will close it. So don t worry it s okay to shift it as much as you want while learning even if the gear changes aren t easy and smooth yet.

Shift the bike to the highest possible gear. In this case it s a road bike sti brifter but it also works for mountain bike trigger shifters as well. The pawls get stuck with old grease. When to shift.

On the rear axle the lowest gear 1 st is the largest sprocket and the highest gear 5 th 6 th 7 th depending on how many sprockets are on the cassette is the smallest sprocket. As soon as my shifting loses its consistency i replace the gear cable and housing. 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. You want to shift to an easier gear on hills climbs or when you re riding into the wind.

I walk through the steps to isolate and locate. The problem will be the shifters derailleurs or cables. It is furthest away from the centre line of the bike or closest to the frame fork. Where the shifter just isn t catching.

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