- Replace the stock shaft nut with an asymmetric valve to offer different flow rates for compression and rebound
- The stock low speed rebound adjuster flows at the same rate during compression and rebound which makes the lowest speed damping too mushy, causing bottoming and an unresponsive feeling during long duration hits; shock rebound separator valves correct this issue
| Compatible Vehicles | |||
| Years | Make | Make | Notes |
| 2000-2005 | Bombardier | DS650 | |
| 2002-2003 | Cannondale | Cannibal 440 | |
| 2002-2003 | Cannondale | Moto 440 | |
| 2002-2003 | Cannondale | Speed 440 | |
| 2001-2007 | Honda | CR125R | |
| 2001-2007 | Honda | CR250R | |
| 2004-2007 | Honda | CRF250R | |
| 2002-2019 | Honda | CRF450R | |
| 2009-2010 | Kawasaki | KLX250SF | |
| 2001-2005 | Kawasaki | KX125 | |
| 2004-2011 | Kawasaki | KX250F | |
| 2006-2014 | Kawasaki | KX450F | |
| 2004-2005 | Kawasaki | Ninja ZX10R ZX1000C | |
| 2006-2007 | Kawasaki | Ninja ZX10R ZX1000D | |
| 2008 | Kawasaki | Ninja ZX10R ZX1000E | |
| 2004 | Kawasaki | Ninja ZX6R ZX636C | |
| 2004 | Kawasaki | Ninja ZX6RR ZX600M | |
| 2019-2020 | Sherco | 125 SC Cross Country | |
| 2019-2020 | Sherco | 250 SC | |
| 2019-2020 | Sherco | 250 SC-F | |
| 2019 | Sherco | 250 SE Factory | |
| 2020 | Sherco | 250 SE Factory 2T | |
| 2019-2020 | Sherco | 250 SEF Factory | |
| 2019-2020 | Sherco | 250 SEF-R Racing | |
| 2019-2020 | Sherco | 250 SE-R Racing | |
| 2019-2020 | Sherco | 300 SC Cross Country | |
| 2019-2020 | Sherco | 300 SC-F Cross Country | |
| 2019 | Sherco | 300 SE Factory | |
| 2020 | Sherco | 300 SE Factory 2T | |
| 2019 | Sherco | 300 SEF Factory | |
| 2020 | Sherco | 300 SEF Factory 4T | |
| 2019-2020 | Sherco | 300 SEF-R Racing | |
| 2019-2020 | Sherco | 300 SE-R Racing | |
| 2019-2020 | Sherco | 450 SC-F Cross Country | |
| 2015 | Sherco | 450 SEF | |
| 2019-2020 | Sherco | 450 SEF Factory | |
| 2015 | Sherco | 450 SEF-R | |
| 2019-2020 | Sherco | 450 SEF-R Racing | |
| 2019-2020 | Sherco | 500 SC-F Cross Country | |
| 2019 | Sherco | 500 SEF Factory | |
| 2020 | Sherco | 500 SEF Factory 4T | |
| 2019-2020 | Sherco | 500 SEF-R Racing | |
| 2001-2008 | Suzuki | GSXR1000 | |
| 2002-2007 | Suzuki | RM125 | |
| 2001-2008 | Suzuki | RM250 | |
| 2004-2009 | Suzuki | RMZ250 | |
| 2005-2008 | Suzuki | RMZ450 | |
| 2001-2012 | Yamaha | YZ125 | |
| 2001-2012 | Yamaha | YZ250 | |
| 2001-2009 | Yamaha | YZ250F | |
| 2011 | Yamaha | YZ250F | |
| 2003-2009 | Yamaha | YZ450F | |
| 2011 | Yamaha | YZ450F | |