FIRST LINE manufactures this Control Trailing Arm FIRST LINE OE Ref 31 10 6 861 170 to original equipment tolerances, which is why it's specified as a direct replacement for OEM 31106861170 rather than a rough equivalent.
You'll find it referenced as FCA7973, EAN: 5056223951433 — worth noting down if you're getting a second opinion from a mechanic before fitting.
It's built for selected BMW vehicles. The safest way to confirm is matching OEM reference 31106861170 against your existing part, or using our vehicle lookup tool with your registration.
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