RK Chain 1062-079PGX 520 Quick Acceleration Chain and Sprocket Kit

The RK Chain 1062-079PGX Quick Acceleration Chain and Sprocket Kit is engineered to deliver enhanced throttle response and quicker acceleration for sport bike enthusiasts. This complete drivetrain package combines RK's premium lightweight XW-ring sealed racing chain with precision-machined Driven sprockets for optimal performance and durability.

Key Features:

• RK 520XSO/520GXW XW-ring sealed racing chain for reduced friction and extended life
• 15-tooth front sprocket (one tooth smaller than OE 16-tooth for quick acceleration)
• 42-tooth rear sprocket (maintains OE rear gearing)
• Driven C45 steel alloy black case-hardened rear sprocket for maximum durability
• Driven C45 steel case-hardened and quenched front sprocket
• XW-ring design provides dual lubrication pools and seal points for superior chain life
• Lightweight 520 conversion reduces rotating mass compared to stock 525 chain

Performance Benefits:

• Quicker starts and faster acceleration to redline in every gear
• Reduced rotating mass improves throttle response
• Race-proven gearing optimized for track and aggressive street riding
• Maintains normal ride quality, handling, and longevity

This kit includes everything needed for a complete drivetrain refresh: front sprocket, rear sprocket, chain, and master link. The 520 conversion offers the perfect balance of weight savings and strength for high-performance applications.