Feature:

Intake Inner Diameter: 38mm

Intake Outer Diameter: 44mm

Air Filter Mount Inner Diameter: 52mm

Air Filter Mount Outer Diameter: 59mm

Fitment:

1999-2000 TRX400 FourTrax

2001-2006 TRX400 Sportrax

2007-2015 TRX400 Sportrax

OEM replacement for: 16100-HN1-013, 16100-HN1-A43