Original BMW 3 Series & ActiveHybrid 3 Front Left Steering Knuckle

When servicing the steering system on BMW 3 Series from 2012–2018, use this Original BMW Front Left Steering Knuckle. It supports the wheel hub and joins the steering and suspension hardware. The supported range includes 320i, 328d, 328i, 330e, 330i, and 335i, plus additional listed variants. As an Original BMW component, it is produced within BMW’s own vehicle-specific design and testing program.

Technical Details

• Component: Front Left Steering Knuckle
• Manufacturer: BMW
• Manufacturer part number: 31-21-6-792-287
• Primary function: supports the wheel hub and joins the steering and suspension hardware
• Production range: 2012–2018
• Vehicle applications: BMW 3 Series
• Listed models: 320i, 328d, 328i, 330e, 330i, and 335i, plus additional listed variants
• Position: Front Left

Fitment & Compatibility

Review the table below for year-by-year model coverage, submodels, and any listed equipment notes. Confirm steering-system version, mounting position, side, and production date before ordering. Need a second fitment check? Send PMB Performance the VIN. Our team has more than 20 years of experience identifying European vehicle applications.