Genuine 1031590440 Spark Plug Wire Holder - Upper

Mercedes-Benz Ignition Wire Holder

This Genuine spark plug wire holder secures ignition wires in the correct upper routing position on select Mercedes-Benz models. It is a direct-fit service part for maintaining organized wire placement on 190E, 260E, 300E, 300CE, 300SE, 300SEL, and 300TE applications.

• Genuine replacement spark plug wire holder
• Upper position for ignition wire routing
• Fits select Mercedes-Benz 190E, 260E, 300E, 300CE, 300SE, 300SEL, and 300TE models
• Part number 1031590440 for identification and ordering
• OE-style fitment for ignition wire retention

Fitment Details

• Fits 1991-1993 Mercedes-Benz 190E, Upper, 103.942
• Fits 1987-1988 Mercedes-Benz 190E, Upper, 103.942
• Fits 1986-1993 Mercedes-Benz 300E, Upper, For Ignition Wires
• Fits 1988-1993 Mercedes-Benz 300TE, Upper, For Ignition Wires
• Fits 1988-1991 Mercedes-Benz 300SE, Upper
• Fits 1988-1991 Mercedes-Benz 300SEL, Upper
• Fits 1989-1990 Mercedes-Benz 190E, Upper
• Fits 1987-1989 Mercedes-Benz 260E, Upper, For Ignition Wires
• Fits 1988-1989 Mercedes-Benz 300CE, Upper, For Ignition Wires

What It Helps Address

• Loose ignition wires in the engine bay
• Incorrect wire routing on upper engine components
• Wire movement that can lead to contact with hot or moving parts
• Disorganized ignition wire layout during maintenance
• Replacement of a damaged or missing wire holder

Installation Notes

Verify the vehicle model, year, and upper-position routing before installation. Confirm the part number 1031590440 against the existing holder and inspect the ignition wire path for proper placement after service. This part cross-references no listed aftermarket numbers in the provided data.

Quality Assurance

Genuine OE replacement hardware is selected for the specified Mercedes-Benz applications and ignition wire routing requirements. Use the fitment list to confirm coverage for your 190E, 260E, 300E, 300CE, 300SE, 300SEL, or 300TE before ordering.