Buy 1998 Audi A4 2.8L V6 M/T Quattro Door Lock Cylinder. Door Lock Cylinder - Repair or Replace If Keys, Left, Front - OEM Audi Part # 893837061B (893-837-061-B)

Cylinder. Lock.
A Lock Cylinder to Lock the vehicle's side hinged door(s). and keys. bezel. cover. Door. Housing. Included with: Lock Cylinder assembly.

Door Lock Cylinder

Fits A4, A6, S6

Door Lock Cylinder - Repair or Replace
If your keys don't turn in your door, you might need to replace the door lock cylinder in your 1998 Audi A4.