The DRZ2 chain is a non O-Ring chain designed for high horspower drag race use only. Used by the quickest and fastest streetbikes on the planet. Also used by NHRA Pro Stock Motorcycles. Non O-ring, 11,500 lbs tensile strength. Standard nickle finish.
How long of a chain do I need? - Add 10 pins for every 3 inches of swingarm you add.
*Note - Be sure to order new sprockets with your new chain.