Description
Race-focused riders demand faster acceleration and quicker throttle response without compromising reliability. This RK 520 Aluminum Race Kit delivers exactly that by pairing a premium XW-ring sealed racing chain with lightweight 7075 T6511 aluminum rear and C45 steel front sprockets, reducing rotating mass for snappier gear transitions. The included one-tooth-smaller front sprocket sharpens your power delivery off the line while maintaining stable handling and ride characteristics you expect from a track-proven setup.
- 520 XW-ring chain
- Gold finish
- Driven 7075 T6511 rear sprocket
- Black hard anodized
- C45 steel front sprockets
- Case hardened and quenched
- One-tooth-smaller front sprocket
- Reduced rotating mass
- RK premium racing quality
- Aprilia RSV-4 fitment
- MPN: 8101-118DGX
- Bolt-on installation
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