RENTHAL 520 R4 - ATV Z-Ring Chain - 110 Links C307 Oil Seal Kit This FZ09 / FJ09 /

This FZ09 / FJ09 / XSR900 / MT-09 exhaust system was developed using the same technology that has powered Monster Energy Graves Yamaha riders to 7 consecutive Moto America / AMA Superbike championships along with numerous 600cc titles

BORE SIZE 79

Instructions are included with purchase

Metallic ceramic-based black paint

Kits include high-speed EMQ quality bearings with type TC rubber seals

RENTHAL 520 R4 - ATV Z-Ring Chain - 110 Links C307 Oil Seal Kit This FZ09 / FJ09 /Patented Z ring seals dramatically increase the life of the chain by trapping specially formulated grease around the critical pin and bush area Larger diameter pins manufactured from specially enhanced steel improve the resistance to shock loads A quad riveting process on each pin increases the tensile strength of the chain Thicker inner and outer plates increase the fatigue life of the chain Recommended for engines up to 900cc Tensile strength 7,868