[{"year":"2024款","maxlen":24,spec:[{"id":66275,"name":"2024款  RS4 Avant 燃擎版"},{"id":66274,"name":"2024款  RS4 Avant 常规版"},{"id":66276,"name":"2024款  RS4 Avant 致臻版"}]},{"year":"2023款","maxlen":24,spec:[{"id":65082,"name":"2023款  RS4 Avant 常规版"},{"id":61656,"name":"2023款  RS4 Avant 暗金版"},{"id":61657,"name":"2023款 RS4 Avant 黑曜版"}]},{"year":"2022款","maxlen":23,spec:[{"id":55124,"name":"2022款 RS4 Avant 暗金版"},{"id":55125,"name":"2022款 RS4 Avant 黑曜版"}]},{"year":"2021款","maxlen":23,spec:[{"id":51264,"name":"2021款 RS4 Avant 暗金版"},{"id":51265,"name":"2021款 RS4 Avant 黑曜版"}]},{"year":"2020款","maxlen":22,spec:[{"id":47274,"name":"2020款 RS 4 2.9T Avant"}]},{"year":"2019款","maxlen":23,spec:[{"id":31753,"name":"2019款  RS 4 2.9T Avant"}]}]