Spark Plugs

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High-performance Iridium IX spark plug designed for modern sportbike and high-efficiency engines. The fine wire iridium center electrode delivers a strong, consistent spark while reducing required voltage, helping improve ignition efficiency and throttle response.
Built for durability and long service life, the Iridium IX series uses premium materials and precise construction to maintain performance under high heat and demanding riding conditions.
Key Features
Fine wire iridium center electrode for consistent spark
Improved ignition efficiency and throttle response
High melting point for durability in high-performance engines
Trivalent metal plating for corrosion resistance
Copper core aids in heat dissipation
Triple sealing process helps prevent leakage
Specifications
Thread Diameter: 10mm
Thread Pitch: 1.0mm
Seat Type: Gasket
Reach: 19mm (3/4")
Hex Size: 16mm (5/8")
Terminal Type: Threaded Stud
Overall Height: ISO
Spark Gap: 0.035" (0.9mm)
Electrode
Center Electrode Material: Iridium
Center Electrode Type: Fine Wire
Center Electrode Size: 0.6mm
Projection: Non-Projected
Ground Electrode Material: Platinum
Ground Electrode Type: Standard
Ground Electrode Shape: Taper Cut
Electrical
Resistor: Yes
Resistance: 5k Ohm
Heat Range: 9
Additional
Brand: NGK / NTK
Longevity: Up to ~100,000 miles (application dependent)
Fitment 
Kawasaki,KLE 650 C Versys,2010,2010 
Kawasaki,EX650C Ninja 650R,2010,2010 
Kawasaki,ER-6N,2009,2010 
Suzuki,GSX-R600,2008,2009 
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Kawasaki,ZG1400 Concours ABS,2008,2009 
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Suzuki,GSX-R1000,2007,2009 
Kawasaki,EX650A Ninja 650R,2007,2008 
Kawasaki,Ninja ZX-14R,2006,2008 
Kawasaki,EX650 Ninja 650,2006,2006"
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NGK CR9EIA-9 Iridium IX Spark Plug

Spark Plugs / NGK

$16.95

Availability: In Stock

Quantity:

Earn $0.85 in UBD Bucks

We ship nationwide!

Questions?
Speak to one of our experts today:
469-490-3577

Brand:

NGK

SKU:

CR9EIA-9

Description:

NGK CR9EIA-9 Iridium IX Spark Plug

High-performance Iridium IX spark plug designed for modern sportbike and high-efficiency engines. The fine wire iridium center electrode delivers a strong, consistent spark while reducing required voltage, helping improve ignition efficiency and throttle response.

Built for durability and long service life, the Iridium IX series uses premium materials and precise construction to maintain performance under high heat and demanding riding conditions.

Key Features

Fine wire iridium center electrode for consistent spark
Improved ignition efficiency and throttle response
High melting point for durability in high-performance engines
Trivalent metal plating for corrosion resistance
Copper core aids in heat dissipation
Triple sealing process helps prevent leakage

Specifications

Thread Diameter: 10mm
Thread Pitch: 1.0mm
Seat Type: Gasket
Reach: 19mm (3/4″)
Hex Size: 16mm (5/8″)
Terminal Type: Threaded Stud
Overall Height: ISO
Spark Gap: 0.035″ (0.9mm)

Electrode

Center Electrode Material: Iridium
Center Electrode Type: Fine Wire
Center Electrode Size: 0.6mm
Projection: Non-Projected
Ground Electrode Material: Platinum
Ground Electrode Type: Standard
Ground Electrode Shape: Taper Cut

Electrical

Resistor: Yes
Resistance: 5k Ohm
Heat Range: 9

Additional

Brand: NGK / NTK
Longevity: Up to ~100,000 miles (application dependent)

Fitment

Kawasaki,KLE 650 C Versys,2010,2010
Kawasaki,EX650C Ninja 650R,2010,2010
Kawasaki,ER-6N,2009,2010
Suzuki,GSX-R600,2008,2009
Kawasaki,ZG1400 Concours,2008,2009
Suzuki,GSX-R750,2008,2009
Kawasaki,ZG1400 Concours ABS,2008,2009
Kawasaki,KLE 650 A Versys,2008,2009
Suzuki,GSX-R1000,2007,2009
Kawasaki,EX650A Ninja 650R,2007,2008
Kawasaki,Ninja ZX-14R,2006,2008
Kawasaki,EX650 Ninja 650,2006,2006

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