The standout features of Shimano's premier mountain bike group
Reviews: Components > Groupsets > groupset mountain
SRAM introduces its cheapest 12-speed drivetrain yet
Bargain priced performance
Is SRAM’s flagship gold groupset truly the gold standard of mountain bike propulsion?
What's it like living with SRAM's e-bike specific 8-speed groupset?
Refined workhorse components to suit all riders
Flawless shifting, but is it worth the cost?
SRAM unveils its latest, more affordable 12-speed drivetrain
Tough and affordable transmission
The single ring drivetrain with super-wide range
1x11 simplicity and durability at a great price
Long term testing Shimano's flagship mountain groupset
Long-term review: incredible electronic shifting performance, but at what cost?
A fantastic transmission set-up if you can afford it
The cheapest 11-speed setup with the 'X' factor
XX1’s younger and slightly more affordable 11-speed brother
Programable options and performance impress, but is it a game changer?
The Japanese powerhouse impresses again
Even higher value and performance for 2013
Top value transmission