In my limited experience, mostly from cx, mud and dust can really accelerate wear on these parts. Especially if there is any clay or sand involved. 2500km doesn't seem like a lot but if it was getting a good pasting every ride without a thorough clean that doesn't seem out of the ordinary.
In my limited experience, mostly from cx, mud and dust can really accelerate wear on these parts. Especially if there is any clay or sand involved. 2500km doesn't seem like a lot but if it was getting a good pasting every ride without a thorough clean that doesn't seem out of the ordinary.