FSA K-FORCE WE12S REAR
Rear Derailleur

Specifications
- Manufacturer
- FSA
- Name
- K-FORCE WE12S REAR
- MPN
- 407-0039000050
- Drivetrain Brand
- Other
- Shifting Type
- Wireless
- Electronic Shifting Family
- Fsa We
- Max Cog (T)
- 32
Compatibility
FSA K-FORCE WE12S REAR is a FSA rear derailleur. It uses Wireless shifting. Everything listed below was matched on a specification we hold for both parts: the interface each pairing actually depends on, such as freehub body, speed count, actuation or mounting standard. Where we could not verify that interface, the part is left out rather than assumed to fit.
Cassettes for this derailleur20
microSHIFT
H-Series 10 Speed Cassette 11-32
- Both are microSHIFT drivetrain parts
- The cassette's 32T largest cog is within the derailleur's 32T maximum
microSHIFT
H-Series 8 Speed Cassette 11-32
- Both are microSHIFT drivetrain parts
- The cassette's 32T largest cog is within the derailleur's 32T maximum
microSHIFT
H-Series 8 Speed Cassette 12-32
- Both are microSHIFT drivetrain parts
- The cassette's 32T largest cog is within the derailleur's 32T maximum
microSHIFT
H-Series 9 Speed Cassette 11-32
- Both are microSHIFT drivetrain parts
- The cassette's 32T largest cog is within the derailleur's 32T maximum
Shares a standardFSA
K-FORCE CASSETTE
- Both are FSA drivetrain parts
- The cassette's 32T largest cog is within the derailleur's 32T maximum
Shares a standardFSA
K-FORCE WE12S
- Both are FSA drivetrain parts
- The cassette's 32T largest cog is within the derailleur's 32T maximum
microSHIFT
G-Series 10 Speed Cassette 11-25
- Both are microSHIFT drivetrain parts
- The cassette's 25T largest cog is within the derailleur's 32T maximum
microSHIFT
G-Series 10 Speed Cassette 11-28
- Both are microSHIFT drivetrain parts
- The cassette's 28T largest cog is within the derailleur's 32T maximum
microSHIFT
G-Series 11 Speed Cassette 11-25
- Both are microSHIFT drivetrain parts
- The cassette's 25T largest cog is within the derailleur's 32T maximum
microSHIFT
G-Series 11 Speed Cassette 11-28
- Both are microSHIFT drivetrain parts
- The cassette's 28T largest cog is within the derailleur's 32T maximum
microSHIFT
G-Series 11 Speed Cassette 11-32
- Both are microSHIFT drivetrain parts
- The cassette's 32T largest cog is within the derailleur's 32T maximum
microSHIFT
H-Series 10 Speed Cassette 11-25
- Both are microSHIFT drivetrain parts
- The cassette's 25T largest cog is within the derailleur's 32T maximum
microSHIFT
H-Series 10 Speed Cassette 11-28
- Both are microSHIFT drivetrain parts
- The cassette's 28T largest cog is within the derailleur's 32T maximum
microSHIFT
H-Series 11 Speed Cassette 11-25
- Both are microSHIFT drivetrain parts
- The cassette's 25T largest cog is within the derailleur's 32T maximum
microSHIFT
H-Series 11 Speed Cassette 11-28
- Both are microSHIFT drivetrain parts
- The cassette's 28T largest cog is within the derailleur's 32T maximum
microSHIFT
H-Series 11 Speed Cassette 11-32
- Both are microSHIFT drivetrain parts
- The cassette's 32T largest cog is within the derailleur's 32T maximum
microSHIFT
H-Series 7 Speed Cassette 12-28
- Both are microSHIFT drivetrain parts
- The cassette's 28T largest cog is within the derailleur's 32T maximum
microSHIFT
H-Series 8 Speed Cassette 11-28
- Both are microSHIFT drivetrain parts
- The cassette's 28T largest cog is within the derailleur's 32T maximum
microSHIFT
H-Series 8 Speed Cassette 12-25
- Both are microSHIFT drivetrain parts
- The cassette's 25T largest cog is within the derailleur's 32T maximum
microSHIFT
H-Series 9 Speed Cassette 11-25
- Both are microSHIFT drivetrain parts
- The cassette's 25T largest cog is within the derailleur's 32T maximum
Frequently Asked Questions
What fits FSA K-FORCE WE12S REAR?
On this page we list cassettes for this derailleur. Each listing was matched on a specification we hold for both parts; anything we could not verify is omitted rather than assumed to fit.