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Details

Matched piston ring set designed to restore proper sealing and compression. Manufactured to tight tolerances for consistent top-end performance.
Replaces OEM# 420890385

Application Guide

GTX 2016–2025
RXP 2016–2023
RXT 2016–2023
GTR 2024–2024
Explorer 2024–2024
FISH 2025–2025
GTR-X 2025–2025

Fitment

2016 GTX LTD 300
2016 RXP X 300
2016 RXT X 300
2017 GTX LTD 300
2017 RXP X 300
2017 RXT X 300
2018 GTX LTD 300
2018 RXP X 300
2018 RXT X 300
2018 GTX 300
2018 RXP 300
2018 RXP XRS 300
2019 GTX LTD 300
2019 RXP X 300
2019 RXT X 300
2019 GTX 300
2019 RXP 300
2019 RXP XRS 300
2019 RXT 300
2020 GTX LTD 300
2020 RXP X 300
2020 RXT X 300
2020 GTX 300
2020 RXP 300
2020 RXP XRS 300
2020 RXT 300
2021 GTX LTD 300
2021 RXP X 300
2021 RXT X 300

Piston Kits & Ring Sets

SBT Ring Set for Sea-Doo 420890385 GTX LTD 300 GTX 300 RXP X 300 RXT X 300 RXP