(11761277911 & 11761285101) - Catalytic Converter Bracket Set - 318i (-12/84) (Genuine BMW) (1 set available)

These two part numbers are related components used to mount a specific under-hood element on classic BMW E30 3 Series models. Together, they form a 59mm mounting bracket assembly, typically used to secure cylindrical engine bay components like the ignition coil or fuel filter on vintage M10-powered vehicles. (gar2-Y3)

11761277911 — 59mm Mounting Bracket / Loop -  This part number refers to the actual metal 59mm clamping loop (Bügel). 

• Function: It wraps directly around the perimeter of the component to clamp it securely in place.
• Availability: This part is largely obsolete or highly scarce through standard US dealer networks.

11761285101 — 59mm Mounting Holder / Base - This part number refers to the mating 59mm base bracket holder (Halter).

• Function: It acts as the structural base or anchor point, allowing the clamping loop assembly to bolt directly onto the E30's inner body panel or engine bay sheet metal.
• Availability: While also a vintage part, this base bracket is easier to track down.