rear derailleur cage

What is the cage on a derailleur

The derailleur cage is a swinging link, with two pulleys. As the chain moves between different size sprockets (front and rear), the amount of chain required changes. … A cage that's too short has the potential to rip your derailleur off your bike, when the cage reaches its capacity….

Do I need long cage rear derailleur

It's generally best to go for as short a derailleur cage as you can get away with, as long as you can avoid the chain contorting on the extremes of the cassette, such as using the largest on both sprocket and chainring. Smaller cages tend to have snappier gear changes, they're lighter, and also less exposed to damage.

Are derailleur cages interchangeable

Yes, it is possible to convert your Ultegra SS rear derailleur to a GS rear derailleur. … We would just buy two rear derailleurs — a Dura-Ace Di2 SS (short cage) rear derailleur and an Ultegra GS (long cage) rear derailleur. We would remove the lower knuckle assemblies from both and interchange them.

Can I change derailleur cage length

Its not just the tooth capacity, the maximum sprocket size the derailleur is rated for can also change with the cage size in the same product line (i.e. they're not just changing the cage), with the maximum sprocket size going up with cage length.

Do I need a long or medium cage derailleur

If you are in-between the capacity ranges of the two, which is often the case with mountain bikes, then note the following: long cage derailleurs will accommodate a wider gear range and deliver a better chain line, while medium cage derailleurs are less likely to be hit by rocks on the trail.

Whats the difference between long cage and short cage derailleurs

In addition, the difference between the long, medium, and short derailleurs is the length of the cage. The cage is those 2 idler wheels on the rear derailleur. In a short derailleur, the idler wheels are closer to together while a long derailleur they are further apart.Jun 14, 2007

Do I need short or long cage derailleur

It's generally best to go for as short a derailleur cage as you can get away with, as long as you can avoid the chain contorting on the extremes of the cassette, such as using the largest on both sprocket and chainring. Smaller cages tend to have snappier gear changes, they're lighter, and also less exposed to damage.

Which is better long cage or short cage derailleur

It's generally best to go for as short a derailleur cage as you can get away with, as long as you can avoid the chain contorting on the extremes of the cassette, such as using the largest on both sprocket and chainring. Smaller cages tend to have snappier gear changes, they're lighter, and also less exposed to damage.

Are Shimano cages interchangeable

some Shimano cages can be interchanged, some can't, it's all over the map. Exchanging the cage may or may not allow you to clear a bigger cog: in and of itself, cage length only helps with chain wrap, it does nothing for cog capacity.

Can you convert a short cage derailleur to a long cage

Yes, if the derailleurs are the same model, and you can get all the parts, (which isn't usually a straightforward process) youcan convert from short cage to long cage. That's assuming that the rest of the derailleur is constructed the same way, which is not guaranteed.