• Tightening Torque [Nm]:20
• Cable Length [mm]:310, 215
• Plug Type: Round Plug
• Connector Shape: round
• Number of sensors:2
• Weight [kg]:0,135
• Colour: Black 
• Number of pins:4
• Packaging Depth [cm]:9
• RIDEX:Knock Sensor
• Item number:3921K0047
• Manufacturer part number: 3921K0047
• Manufacturer: RIDEX
• EAN number:4064138530989
• Engine Code : This characteristic varies depending on the car model.
• Condition  New

OE reference number(s) comparable with the original spare part number

OE 13627568 422 — BMW
OE 1241435485 — BMW
OE 1435485 — BMW
OE 7568422 — BMW