The Mercedes 190 200 230 E TE CE Guide Rail Swag 2.09.1059 A1020520416 W123 W201 is a high-quality guide rail designed by SWAG. This component plays a crucial role in ensuring accurate timing within the engine, making it an essential part for optimal engine performance. With its manufacturer part number 2.09.1059 and reference OE/OEM number A1020520416, this guide rail is compatible with various Mercedes models, including W123 and W201. This precision-engineered part from SWAG ensures reliable and efficient engine function.