Fitment:38mm 39mm 40mm Air Filter with Nipple For 90cc 110cc 125cc Dirt Pit Bike GY6 50cc QMB139 Moped Scooter Off Road Motorcycle ATV Quad XR50 CRF50 CRF70 XR CRF KLX Apollo X RFZ SSR Lifan
Dimensions:Inside Diameter: 39mm (1.5inch); Nipple Diameter: 10mm (0.39 inches); Total filter Height including nipple: 96mm (3.8 inches)
Product Role：Efficiently filter contaminants, introduce clean air, increase power, torque and horsepower, and improve gas turbine life
Wide Application: These universal air intake filter pods are designed and manufactured for a wide variety of applications. Such as motorcycle, ATV, dirt pit bike, go kart and so on. WIll fit most Apollo Dirt Bikes X18 or RFZ models
Note: The inside diameter of the motorcycle air filters is 39mm.Please check your carburetor’s mouth outer diameter carefully before your purchasing to choose the right motorcycle pod air filter size.

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