Fitment: Fits R107 560SL; Fits R129 500SL; Fits W124 260E, 300E, 300D; Fits W126 300SE, 420SEL, 560SEL; Fits W201 190E, 190D. Reference OE Number: 2015403745. Please verify this number matches the part being replaced. Function: Overload relay provides overload protection for electrical circuits and equipment, helping protect motors from damage. Sturdy Structure: Made of high-hardness ABS and metal for durable, long-lasting performance. Direct Fit: Designed to match the equipment in appearance and function for seamless installation. Item Type: Overload Protection Relay Material: ABS + Metal OE Number: 2015403745 Compatible Models: R107, R129, W124, W126, W201 series vehicles as listed Package List: 1 x Overload Protection Relay Note: - Please confirm the part number before purchase. Compatibility information is for reference only. - If uncertain about fitment, prior to ordering to ensure correct selection.