Component compatibility guides
Which parts fit which bikes. Every guide below is built from recorded manufacturer specifications — the fitment parameters for each kind of part, not guesswork.
Common compatibility questions
- What is the difference between Shimano HG, SRAM XD/XDR and Micro Spline freehubs?Guide
- Will a SRAM XD cassette fit an HG freehub?No
- Will a Shimano Micro Spline cassette fit an HG freehub?No
- Can I put a 12-speed cassette on an 8/9/10-speed Shimano HG freehub?It depends
- Will an 11-speed cassette fit my 9- or 10-speed freehub?It depends
- How do I convert a 3x or 2x drivetrain to a 1x setup?Guide
- Can I mix 11-speed and 12-speed drivetrain parts?No
- Can I use a 10-speed chain on an 11-speed cassette?No
By drivetrain speed
The single most common upgrade mistake is mixing speed counts across the drivetrain.
By component type
- Bars & Stems6
- Bottom Brackets4
- Brake Adapters3
- Brake Calipers4
- Brake Pads10
- Brake Rotors4
- Brake Sets7
- Cables & Housing5
- Cassettes12
- Chainrings6
- Chains8
- Consumables5
- Cranksets10
- Dropper Posts7
- Dropper Remotes3
- Forks6
- Front Wheels & Hubs10
- Headsets8
- Pedals10
- Rear Derailleurs16
- Rear Wheels & Hubs10
- Saddles7
- Seatposts8
- Shifters10
- Tires9
- Workshop Tools9
- Tubeless Kits3
- Wheelsets9