What is a 9t driver?
What is a 9t driver?
Description. Titanium 9t drivers for mini cassette hubs. Made from heat treated 6al-4v for higher strength and durablity than normal 6al-4v.
What is the best gear ratio for BMX racing?
Classic BMX gearing evolved over the years to be 44/16, which has approximately 55 gear inches. The most popular gear ratios are pretty close to a 55 inch, which just seems to feel best for most people. The number is derived from a simple formula: (chainring size / cog size) X wheel size.
What’s a cassette driver?
Generally speaking, the driver is the rear sprocket mechanism on a cassette hub (although some race cassette’s have a removable cog system). Dan’s Comp offers a wide variety of sizes and materials of drivers for BMX cassette hubs from most popular brands.
What gearing do Pro BMX racers use?
Most BMX will come with 44:16 gear ratio where racers will use 46-48:16, and I have seen higher. (There are different rear sizes but the standard is 16 when talking about Gear Ratios, even if you ride 9t or 14t rear you almost always know the conversion to 16t.)
What kind of sprocket does freestyle BMX use?
Most of a recent freestyle BMX rear hubs are equipped with the 9T driver that is usually combined with either 25T or 28T sprocket, although there are still a lot of bikes around from the previous period of BMX when bikes were heavier and components bigger.
What happens when you change the sprocket on a BMX bike?
This will make the bike hard to pedal on take off but will allow a higher overall speed. Decreasing the number of teeth on the front sprocket or increasing the number of teeth on the rear sprocket will result in a lower gear ratio. This will make the bike easier to pedal on take off and result in a lower top speed.
What kind of sprocket do I need for my bike?
Most common sprocket size today is 25T or 28T with 23,7mm bore. There are two basic sprocket types – bolt drive and spline drive. Bolt drive sprocket is attached to the crank arm with the bolt.
What’s the best gear ratio for a BMX bike?
This Skyway 9T Rear gear works best with a 25T front gear. This creates a 44T:16T gear ratio which is standard on all BMX Bikes. Purchase this product now and earn 220 Points!
