This part will fit the left or right front brake drum assembly of all 1988-2000 Honda TRX300 2X4 model ATVs. This adjuster will not work on TRX300FA 4X4 models. The Honda part number for this adjuster assembly is 45340-HC4-000.
88-00 HONDA TRX300 FOURTRAX TRX 300 ATV FRONT DRUM BRAKE ADJUSTER 45340-HC4-000
88-00 HONDA TRX300 FOURTRAX TRX 300 ATV FRONT DRUM BRAKE ADJUSTER 45340-HC4-000