Material: Forged Steel Quantity: 1 Set Bead Quantity: 22 Pieces Special Feature: Stronger Roller, Hardened and Ground for Durability Improvement Applicable Models: 660 (2004-2005), 700 (2006-2013), YZF R1 1000 (2009-2013), 660 XT660 R (2004-2012), XTX660 XT660 X (2005-2012), XT600 E XTE600 E 600 (1990-2002), TT600 E TTE600 (1994-2001), TT600RE TT RE 600 (2003-2004) Certification: ISO9001 External Testing Certification This One Way Start Clutch Bearing is constructed from forged steel for increased strength and longevity.It contains 22 beads designed to handle demanding riding conditions, making it suitable for use in off-road and performance applications.The rollers are hardened and ground to improve wear resistance and overall durability, supporting over extended use.The clutch bearing is engineered as a direct fit for multiple models including 660, 700, YZF R1 1000, XT660 R, XT660 X, XT600 E, XTE600, and related variants within the specified year ranges.Its pre-assembled design with sprague rollers consistent power transfer during engine start-up.Installation is straightforward, allowing for replacement without complex modifications.Manufactured under processes verified by ISO9001 external testing certification, this component meets established standards for quality and performance.It serves as a functional upgrade for riders seeking improved in their motorcycle's starting mechanism.