All of our LED-type rectangular amber side marker/clearance lights for trailers are shown on the linked page. These can be sorted by dimensions and by mounting type, recessed or surface-mount. I did not find one with your exact specs but several are close. I also linked our page showing standard incandescent lights of this type.
There may be another option to let you have the benefit of bright high-efficiency LED lighting without having to replace lights. We also offer LED-type bulb equivalents... view full answer...