Tuning Kit includes 3 stiffer springs that enables changes to power valve
opening speeds to soften delivery
Combine with AB-21187 Beta Power Valve for on-the-fly adjustability
Fits all 2013+ 125/200/250/300 RR 2-strokes & XTrainers
Fitment
-Years: 2013,2014,2015,2016,2017,2018,2019,2020,2021,2022,2023,2024
-Makes: BETA
-Models: 125 RACE EDITION,125 RR,200 RACE EDITION ,200 RR, 250 RACE EDITION,250 RR,300 RR,300 RACE EDITION, 300 RX, 300 XTRAINER,XTRAINER 300
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