Mountain Bike Drivetrain

We look at what's the same and different about the Shimano GRX group, and provide MTB-focused recommendations for optimizing your setup.

Will derailleur hangers for mountain bikes be a thing of the past?

Looking at all the new and updated mountain bikes this year, these four trends stand out.

Cedric Eveleigh's idea came to him in the middle of a fat bike ride: separate the derailleur and its functions while keeping it protected in the frame.

Bash guards protect both chain and chainring, but they also add a bit of weight and cost to any bike build.

12-speed Shimano bike chains remain difficult to find, and a quick check shows them backordered everywhere from JensonUSA to REI and Worldwide Cyclery. However a few sellers on Amazon seem to have chains available.

What are all of those little ramps and divots for on the cassette, and why are some bike chains directional? We chatted with Nick Murdick from Shimano to learn more.

SRAM AXS is usually pretty damn reliable, but occasionally things can go wrong. Check out this guide for some tips and tricks to get back to shifting nirvana.

When it comes to mountain bike shifting, even the basics can be a little confusing at first. This should get you sorted.

Depending on the style of bike, and the range on the cassette, stock MTB builds may see anywhere from a 30 to a 36 tooth ring up front.