knocking sound somewhe in front?!

Is these the parts your looking for?
Wishbone Suspension Arm - LR028249 | Discovery Series 3 | Land Rover | British Parts UK

Wishbone Suspension Arm - LR028245 | Discovery Series 3 | Land Rover | British Parts UK

Daz.

MY11 D4 SE

great I think that’s it :-) was searching for lower arms