1998-2011 for Yamaha YZF-R1 DRIVEN RACING Rear Sprocket 42-Tooth 5008-520-42T

Driven 520 Steel Rear Sprockets 42T #5008-520-42T

Driven Racing 5008-520-42T Steel Rear Sprocket - 42T Black

DRIVEN 520 Steel Rear Sprockets 5008-520-42T

Driven Rear Sprocket 42 Tooth (5008-520-42T)

Driven Racing Steel Rear Sprocket - 42T - 5008-520-42T

Driven Racing 5008-520-42T Rear Sprocket - 42 Tooth - for Kawasaki/Suzuki/Yamaha

Driven Rear Sprocket - 42-Tooth 5000-520-42T