RENTHAL 1211-0098 437U-520-39GBSI Rear Sprocket Sprocket - Yamaha - 39 Tooth CUSTOM Measures approximately 13" from front

Measures approximately 13" from front to back and 19" wide

Material Chrome Silicon Model Beehive Racing Product Name Spring Kit Units Kit Riding Style Street Style High Lift Application Intake Application Exhaust Spring Open Pressure 285 lb Spring Seat Pressure 83 lb Type Valve Spring Lift 0

you’ll get up to 35 WHP gain on 91 octane fuel and up to 65 WHP gain when you’re burning 100 octane

For indoor/outdoor (lowest temperature: -40F / -40C)

Container Size 1 liter Container Size 500 ml Application All-Purpose Riding Style Adventure Touring / Dual-Sport Dispenser Type Aerosol Spray Application Chain Container Size 16

RENTHAL 1211-0098 437U-520-39GBSI Rear Sprocket Sprocket - Yamaha - 39 Tooth CUSTOM Measures approximately 13" from frontFeatures CNC machined from a specially enhanced 7075 T6 aluminum alloy Machined self cleaning mud grooves at each tooth to help increase wear resistance All rear sprockets are the ultralight design, making them 66 percent lighter than steel, yet incredibly durable Specs Chain Size 520 Material Aluminum Tooth Count 39 Riding Style ATV Mounting Position Rear Units Each Color Finish Silver Product Name Sprocket