The STIHL R524499 Gasket is a genuine OEM replacement part designed for a wide range of STIHL outdoor power equipment, including popular chainsaw models like the MS 170, MS 180, MS 200, and MS 250, as well as trimmers, blowers, and cut-off saws. This essential component ensures a proper seal, maintaining optimal engine performance and preventing leaks. Manufactured to STIHL's exacting standards, it guarantees reliable fit and durability for critical engine applications. Dimensions: 38.1 mm length, 38.1 mm width, 0.254 mm height, and weighing approximately 0.0045 kg.