Description & Size Guide
RadiusX 4.0 Clutch KitUpdated EXP (expanding friction disk) assembly Base material updated to provide better strength in high temperature environments, critical for the heat clutch systems create Internal wall bases redesigned for strength and rigidity, which helps translate to a more connected lever feel for the rider On the outside of the EXP disk, friction pads now match proprietary friction design found on Rekluse TorqDrive clutch plates, this design helps match oil flow characteristics on the clutch pack beneath, promoting improved cooling capability and consistent operation EXP 4.0 wedges have been improved to now use rolling contact with built-in pins Rolling pins versus sliding creates less friction and resistance, providing smoother engagement and a more responsive feel, creating stronger power delivery overall More direct power delivery, improved durability, and rider-focused functionality Engagement curve designs updated to better match modern motorcycle engine characteristics More tuning options with varying wedge weights and EXP springs KTM EXC 400 2009-2011 KTM EXC 450 2009-2011 KTM EXC 530 2009-2011 KTM EXC-R 450 2008 KTM EXC-R 530 2008-2010 KTM XCR-W 450 2008 KTM XCR-W 530 2008 KTM XC-W 400 2009-2010 KTM XC-W 450 2009-2011 KTM XC-W 530 2009-2011
This item fits to following bikes.
Returns Policy
Payment & Security
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.