- 1 How long should a mountain bike chainring last?
- 2 Can I replace chainring without removing crank?
- 3 Why is my bike chainring loose?
- 4 How many miles should a cassette last?
- 5 How often should I change my bike chain?
- 6 When should I replace my bike crank?
- 7 Can you change chainring size?
- 8 What BCD is my crankset?
- 9 How do you fix a wobbly crank on a bike?
How long should a mountain bike chainring last?
A steady rider who stays on the big ring, keeps the drivetrain clean and doesn’t let the chain get too long before replacing it, and started with good quality components can get 60,000+ miles out of a chain ring.
Can I replace chainring without removing crank?
Changing rings is not that difficult, and in some cases, it’s possible to replace chainrings without removing the crank. That possibility is limited by what ring sizes you’re using, but hey, it’s always nice when you can work smarter not harder. This trick works for most road cranks and some mountain cranks.
Why is my bike chainring loose?
The bottom bracket being loose happens more often on new bikes than crank arms being loose. The reason for this is, there is a narrow line between tightening a bottom bracket too little or too much. That clicking point is actually the spindle moving up and down on each end, causing chainring wobble.
How many miles should a cassette last?
Cassette lifespan can range between 4000 to 10000 miles, and this is affected by the cassette itself and maintenance frequency.
How often should I change my bike chain?
The 2,000-Mile Rule. To avoid this accelerated wear of your cassette and chainrings, a general rule of thumb is to replace your bike’s chain every 2,000 miles. Mind you, this is just a starting point. No two chains will wear at exactly the same rate because no two riders treat their chains the same. 4
When should I replace my bike crank?
- The threads for the pedal get stripped/damaged to the point the pedal gets undone easily.
- The mating hole for the bottom bracket fretts and is no longer a good fit.
- Cracked crank arm – if the mating hole wears, and is retightened enough times, the crank arm slides too far onto the bottom bracket.
Can you change chainring size?
Can I Change Chainring Size? Yes yeah can but you cannot just change your current chainring for something that does not work with your current setup. Meaning the new chainring you get for your bike needs to works with your current chainset. Your cranks will have a specific bolt layout or fitment spec.
What BCD is my crankset?
In many cases the BCD is printed right on the chainring like in the example below. Sometimes it is stamped or engraved on the back side of the chainring. If it is not labeled on your chainring, you will need to measure it. On a chainring with 4 bolts, the BCD is the distance between two bolts across from each other.
How do you fix a wobbly crank on a bike?
The first thing to do is to try and re-tighten the crank arm on to the bottom bracket axle. If this doesn’t work – the crank loosens after a short period of time, or the bolt is missing – there are more drastic measures. Complicating matters further, there are several types of crank arm fixings out there.