The RockShox Durchschlagschutz SID RLC (A1), XX/RL (B1) is a dedicated bottom-out protection and service component designed specifically for RockShox SID forks in the RLC and XX/RL generations. As part of your fork’s internal hardware, this element helps manage the final part of the travel, improving control and comfort when you hit big impacts or unexpected obstacles. Replacing worn or damaged bottom-out parts restores the fork’s intended feel, helping to maintain consistent performance on demanding XC courses and rough trails.
Ideal for riders who want to keep their SID fork running like new, this RockShox part is engineered to integrate seamlessly with the original damper and air spring systems. Using genuine RockShox components during servicing supports long-term reliability, predictable damping, and better small-bump sensitivity. Whether you are doing a full fork overhaul or targeted maintenance, installing the correct Durchschlagschutz for your specific SID RLC (A1) or XX/RL (B1) model is a smart way to protect your investment and ensure your suspension continues to perform at a high level.