Dual stage reed valve set for Yamaha YZ 125 Two-Strokes 
set contains 4 membranes
fits Yamaha YZ 125 from 2003 to 2021
  • Great quality material - precisely CNC milled
  • For an optimum response and performance in all RPM-ranges
  • Dimensions: 58 x 44 mm (membrane a) and 58 x 47 mm (membrane b) - allocation membrane a / b see pictures
  • Replaces the membranes with Yamaha part number 5UN-13613-00-00 (REED VALVE)
  • All manufacturers and brand names used for the determination of compatibility only and are the property of their respective owners.
Pictures 
 
Scope of supply 

- Reed Set (2x Membrane a + 2x Membrane b) as described