e34 540 part identification

[dunc_sx]

Hi,

My e34 540 is long gone but I've still got this left over, anyone know what it is? It was a manual if that makes any difference.

Unfortunately the part number is worn off, looks like it's also compatible with e32 though.

Thanks in advance,

Dunc.

[essayer]

It's a trailer control module

https://www.realoem.com/bmw/enUS/showparts?id=HE51...

https://www.ebay.co.uk/p/1309358695

[dunc_sx]

Brilliant, thanks.

Dunc.