ACDelco 41-122 Iridium Spark Plug GM 12681655

ACDelco GM Original Equipment Iridium Spark Plugs are designed, engineered, and tested to rigorous standards, and are backed by General Motors. They are our latest in spark plug technology and an exact replacement for your vehicle's original components. Iridium composition provides a high melting point and great strength, and provides excellent wear resistance and durability. ACDelco GM Original Equipment parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional.

Seat Type: Flat

Gap Size: 1.5 mm

Classification: OE

Reach: 19 mm

Gap Size: 0.06 in

Reach: 0.75 in

Insulator Height: 1.99 in

Insulator Height: 50.5 mm

Ground Configuration: Standard

Hex Size: 16 MM

Resistor Type: Yes

Ground Electrode Quantity: 1

Center Electrode Core Material: Copper

Center Electrode Tip Material: Iridium

Washer Included: Yes

Ground Electrode Tip Design: Standard

This part is compatible with Cadillac:

• ELR (2014–2016) 4 Cyl 1.4L Flex

• Cruze (2011–2016) 4 Cyl 1.8L


• Sonic (2012–2018) 4 Cyl 1.8L


• Volt (2011–2015) 4 Cyl 1.4L Flex

• Mfg Part No: 41-122 12681655
• Related Part No: 12681655 41-122 55580961 55585534 41-120