REKLUSE RadiusX 4.0 Clutch - Yamaha RMS-8307002

If you're running a Yamaha and demand clutch engagement that matches your riding precision, the REKLUSE RadiusX 4.0 delivers the direct power transfer and thermal durability that separates competitive performance from the rest. The redesigned EXP assembly eliminates parasitic friction losses while maintaining consistent operation even under sustained high-heat conditions—critical when every millisecond of throttle response matters. You get a smoother, more responsive engagement curve that works with modern engine characteristics, not against them.

• Updated EXP friction disk assembly
• Base material: enhanced temperature resistance
• Internal wall: redesigned for rigidity
• Proprietary friction pad design
• Improved oil flow characteristics
• Enhanced cooling capability
• Rolling contact wedge pins
• Reduced friction and resistance
• Direct power delivery
• Stronger engagement feel
• Tuning options: variable wedge weights
• Tuning options: variable EXP springs
• Engagement curve: optimized for modern engines
• Fitment: Yamaha RMS-8307002
• Installation: bolt-on replacement