Your search has 3 matches. Now showing results 1 through 3. THUMB THROTTLE ASSY. Manufacturer: honda Keywords: trx 500 31.48 2007 HONDA TRX 500 THUMB THROTTLE ASSY. Tag #: 3228   Includes 2WD / 4WD Switch 53143-HN0-305 Tag #: 3228 VIN #: 500 OEM #: 53143-HN0-305 35400-HP0-A71 Includes 2WD / 4WD Switch 53143-HN0-305 Part Info (712)348-1676 ITrack ProRepower Motorsports SANBORN IA 30.00 2011 HONDA TRX 500 THUMB THROTTLE ASSY. Tag #: 3282   Tag #: 3282 OEM #: 53143-HN0-305 Part Info (712)348-1676 ITrack ProRepower Motorsports SANBORN IA 20.69 2008 HONDA TRX 500 THUMB THROTTLE ASSY. Tag #: 3346   Tag #: 3346 OEM #: 53143-HN0-305 Part Info (712)348-1676 ITrack ProRepower Motorsports SANBORN IA Your search has 3 matches. Now showing results 1 through 3. Did you have trouble finding what you were looking for? Click here to request a part. Inventory Powered By ITrack!