<br />DID 530VX Pro-Street X-Ring Chain Natural, JT Front &amp; Rear Sprocket Kit for Street YAMAHA YZF-R1 1998-2003 O.E.M. Gearing 16/43 <br /> <br /> 530VX Pro-Street X-Ring VX Series Chain <br /> <br /> <li>Color: Natural Steel</li> <li>Type: 530</li> <li>Links: 114</li> <li>Suitable for use up to 1000cc</li> <li>Greater rigidity (7% higher than previous VM). </li> <li>Higher rigidity creates smoother handling, reduced power loss and quicker response.</li> <li>Highest value in all D.I.D series.</li> <li>D.I.D X-Ring has half the friction compared to O-Ring chain.</li> <li>Superior longer life than previous VM series.</li> <li>Replaces the Professional O-Ring V Series and the Premium X-Ring VM Series.</li> <li>Average tensile strength 9,220 lbs.</li> <br />JT Steel Rear Sprocket <br /> <br /> <li>Teeth: 43T</li> <li>Using the latest generation of computer design and control metal cutting equipment for maximum durability.</li> <li>Made from the finest C49 high carbon steel or 7075 T6 aluminum.</li> <li>Front sprockets are made from chromoly SCM420 steel alloy.</li> <li>All sprockets are heat-treated and hand-finished to meet or exceed the highest possible quality standards.</li> <br />JT Steel Front Sprocket <br /> <br /> <li>Teeth: 16T</li> <li>Using the latest generation of computer design and control metal cutting equipment for maximum durability.</li> <li>Made from the finest C49 high carbon steel or 7075 T6 aluminum.</li> <li>Front sprockets are made from chromoly SCM420 steel alloy.</li> <li>All sprockets are heat-treated and hand-finished to meet or exceed the highest possible quality standards.</li>