NGK
NGK Iridium IX Spark Plug (XR4IX) 7189
NGK Iridium IX Spark Plug (XR4IX) 7189
Part number: 9WJTZ
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$11.99 USD
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$11.99 USD
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- Free fitment check before you order
Iridium IX Spark Plug 7189 from NGK. The part number and specifications are listed below. Worn plugs, cracked wires and weak coils cause misfires, rough running and poor economy.
Quick facts
- Brand: NGK
- Part type: Ignition part
Listed fitment
- 1954 - 1958 Buick Century Base
- 1959 - 1962 Buick Electra 225
- 1959 - 1965 Buick Electra Base
- 1965 - 1967 Buick Gran Sport Base
- 1959 - 1963 Buick Invicta Base
- 1959 - 1965 Buick LeSabre Base
- 1965 Buick LeSabre Custom
- 1958 Buick Limited Base
- 1963 - 1965 Buick Riviera Base
- 1965 Buick Riviera Gran Sport
- 1957 Buick Roadmaster 75
- 1953 - 1958 Buick Roadmaster Base
- 1954 - 1967 Buick Skylark Base
- 1951 - 1967 Buick Special Base
- 1962 - 1967 Buick Special Deluxe
- 1965 - 1967 Buick Sportwagon Base
- 1966 Buick Sportwagon Custom
- 1951 - 1958 Buick Super Base
- 1963 - 1965 Buick Wildcat Base
- 1965 Buick Wildcat Custom, Deluxe
- 1967 Cadillac Calais Base
- 1967 Cadillac DeVille Base
- 1967 Cadillac Eldorado Base
- 1967 Cadillac Fleetwood 60 Special, Base, 75
- 1950 - 1952 Cadillac Series 60 Fleetwood Base
- 1950 - 1951 Cadillac Series 61 Base
- 1952 Cadillac Series 62 Base, DeVille
- 1950 - 1952 Cadillac Series 75 Fleetwood Base
- 1950 - 1969 Chevrolet Bel Air Base
- 1955 - 1956 Chevrolet Bel Air Beauville
- 1955 - 1957 Chevrolet Bel Air Nomad
- 1958 - 1969 Chevrolet Biscayne Base
- 1960 Chevrolet Biscayne Fleetmaster
- 1967 - 1969 Chevrolet Camaro SS, RS, Base, Z28
- 1966 - 1969 Chevrolet Caprice Base
- 1967 - 1968 Chevrolet Chevelle 300 Deluxe, 300, Concours
- 1965 - 1967 Chevrolet Chevelle Deluxe
- 1968 Chevrolet Chevelle Nomad, Malibu
- 1964 - 1968 Chevrolet Chevelle SS, Base
- 1963 - 1967 Chevrolet Chevy II Base
- …and 142 more
Tip: Set the spark plug gap to your engine spec and do not over-torque plugs in aluminum heads.
About this ignition part
Ignition parts are routine maintenance and among the easiest ways to restore smooth running.
Fitment notes
- Specs, lead time and warranty come from NGK and can change. The details above this guide are the latest we have.
Not sure it fits? Send us your year, make, model, engine and trim and we'll check before you order.
Ask about fitmentParts that usually go with it
- Plug wires or boots. Old wires and boots crack.
More for your car: Spark Plugs · All Spark Plugs · Batteries & electrical
Questions about ignition part
Will this fit my car?
Check the title and details above for the vehicles and part number it is listed for. If you are not sure, contact us with your year, make, model, engine and trim and we will confirm fitment before you order.
How often should spark plugs be replaced?
Your maintenance schedule lists it; long-life plugs often go 60,000 to 100,000 miles.
Where do specs and warranty details come from?
From NGK. Each brand sets its own specs, lead times and warranty terms, and they can change. The product details above are the latest we have.
Questions & answers
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