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The Only rear plastic chain guide with multiple championship titles 15 years in a row
- KTM EXC-F 450 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025
Replacement parts available
it has been tested by the best that the North East Off Road scene has to offer
*Michelin Bib Mousse is only designed for off-road use and is not street legal
D.I.D - 520 ERVT Series Chain Discount15 The Only rear plastic chainRacing Boss The 520ERVT is designed as our top of the line enduro chain, but it's strength, lightweight, and extended chain life makes it an ultimate racing chain. X Ring Technology Born from our original non O ring motocross chain, the ERVT boasts our patented X Ring technology which provides less stretch, a higher tensile strength, and ultimately a longer lasting chain. Strong, Yet Light This is our lightest and longest lasting X Ring chain in the
