Do Ceramic Pullies Help

There are two main reasons for stepping away from the traditional 11 tooth derailleur.

Do ceramic pullies help.

Although the minimal amount of paint swapping is a nice benefit ceramic coatings do not transform the surface of a vehicle into an indestructible tank. For all sram mtb rear derailleurs short or long cage 10 or 11 or 12 speed mechanical or etap select the all road bike pulleys button bar. That means there s more cantilever force the derailleur has to overcome in order to shift from one cog to another. The dyno charts consistently prove that lightweight pulleys improve power torque and response across the entire power band.

But derailleur pulleys are an easy bearing application because the forces are low so you don t need to worry much about ceramic vs. Do i still have to wash my vehicle that has a 9h ceramic coating. In a nutshell yes lightweight aluminum pulleys do free power and torque. Pulleys are examples of what scientists call simple machines.

Increasing chain length sram introduced their new eagle mountain bike group set last summer and it sure is another game changer. That doesn t mean they re packed with engines and gears. It just means they help us multiply forces. Yes you absolutely need to maintain a ceramic coated vehicle.

And the pulleys do hang much lower than a standard 11 11 setup. Recently we have been receiving an increasing amount of questions about oversize pulley wheels. If you have any questions or need help identifying what ceramic derailleur pulley you many need for your road or mountain bike please call our customer service line. A pulley is simply a collection of one or more wheels over which you loop a rope to make it easier to lift things.

Metal and abec grades etc. If you look at the area under the power and torque curves you will notice positive gains in the low mid and high range when an nst pulley kit. Coated version for even longer lifetime. I remember when 50 teeth was reserved for chain rings now we.

With the ceramicspeed osps system and kcnc s being very visible in the market and recently sram introducing a 14 tooth bottom pulley for their eagle derailleurs it sure is a trend that did not go unnoticed. In addition a larger pulley wheel spins slower for a given cadence and in this case each pulley also runs on premium hybrid ceramic bearings with light contact seals and a low friction oil. Ceramicspeed ceramic pulley wheels offers smooth and precise shifting and less drag. In part one of this post we analyzed oversized pulley systems and their effect on friction and shifting.