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Spark plug SMART #1 iridium and platinum

Spark plug for SMART #1 — great deals on a huge range of parts
Select your car model to search for SMART #1 spark plug
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Engine spark plug the SMART #1: purchase online and save money

Top-quality Engine spark plug iridium and platinum, platinum and iridium for SMART #1

Top-selling parts: Spark plug the SMART #1 buy online to reduce replacement cost

The bestselling original-quality replacement parts SMART #1 models in the category Engine spark plugs

-41%
RIDEX 686S0005 SMART #1 Spark plug cost
Reviews - 56
Parts Details
  • Product line: Nickel
  • Spark Plug: 2 - Earthed Electrode, Nickel Middle Electrode
  • Electrode Gap [mm]: 0,8
  • Spanner Size: 16 mm
  • External Thread [mm]: M14 x 1,25
  • Thread Size 1: 19
  • Tightening Torque [Nm]: 22
  • Diameter [mm]: 14
  • Weight [g]: 43
  • Number of pins: 2
  • RIDEX: Spark plug
  • Item number: 686S0005
  • Condition: New
Details
RIDEX 686S0005 Spark plug Spanner Size: 16 mm
Article number: 686S0005
compared to RRP 5,10 €

2,99 €
Price per item
price incl. 19% VAT, excl. delivery costs
-47%
RIDEX 686S0122 SMART #1 Spark plug cost
Reviews - 19
Parts Details
  • Electrode Gap [mm]: 0,9
  • Spanner Size: 16 mm
  • External Thread [mm]: 12
  • Thread Length [mm]: 26,5
  • Spark Position [mm]: 4
  • Thread Pitch [mm]: 1,25
  • Tightening Torque [Nm]: 23
  • Number of pins: 1
  • Tightening angle [degrees]: 90
  • RIDEX: Spark plug
  • Item number: 686S0122
  • Condition: New
Details
RIDEX 686S0122 Spark plug Spanner Size: 16 mm
Article number: 686S0122
compared to RRP 8,20 €

4,29 €
Price per item
price incl. 19% VAT, excl. delivery costs
-48%
RIDEX 686S0053 SMART #1 Spark plug cost
Reviews - 30
Parts Details
  • Spark Plug: 1 - Earthed Electrode, with gasket seat, Copper Centre Electrode, Nickel Middle Electrode
  • Electrode Gap [mm]: 0,9
  • Spanner Size: 14 mm
  • Thread Length [mm]: 26,5
  • Spark Position [mm]: 5
  • Thread Size: M12x1.25
  • Connector type: SAE
  • Packing Type: Box
  • Tightening torque from [Nm]: 20
  • Resistor from [kOhm]: 3
  • Resistor to [kOhm]: 9
  • Projection [mm]: 3
  • RIDEX: Spark plug
  • Item number: 686S0053
  • Condition: New
Details
RIDEX 686S0053 Spark plug M12x1.25, Spanner Size: 14 mm
Article number: 686S0053
compared to RRP 8,30 €

4,29 €
Price per item
price incl. 19% VAT, excl. delivery costs
-54%
RIDEX 686S0051 SMART #1 Spark plug cost
Reviews - 11
Parts Details
  • Product line: Industrial
  • Spark Plug: 1 - Earthed Electrode, with gasket seat, Platinum Middle Electrode
  • Electrode Gap [mm]: 1
  • Spanner Size: 16 mm
  • Thread Length [mm]: 26,5
  • Spark Position [mm]: 5
  • Thread Size: M14x1.25
  • Connector type: SAE
  • Packing Type: Box
  • Tightening torque from [Nm]: 25
  • Resistor from [kOhm]: 3
  • Resistor to [kOhm]: 9
  • Projection [mm]: 3,4
  • RIDEX: Spark plug
  • Item number: 686S0051
  • Condition: New
Details
RIDEX 686S0051 Spark plug M14x1.25, Spanner Size: 16 mm
Article number: 686S0051
compared to RRP 10,00 €

4,59 €
Price per item
price incl. 19% VAT, excl. delivery costs
-59%
RIDEX 686S0117 original SMART #1 iridium and platinum Engine spark plug price
Reviews - 17
Parts Details
  • Product line: Iridium Tough
  • Spark Plug: with resistor, 1 - Earthed Electrode, Iridium Middle Electrode, Platinum mass electrode
  • Electrode Gap [mm]: 0,7
  • Spanner Size: 16 mm
  • Thread Length [mm]: 26,5
  • Diameter [mm]: 12
  • Gross Weight [g]: 50
  • alternative item: IXUH22FTT
  • RIDEX: Spark plug
  • Item number: 686S0117
  • Condition: New
Details
RIDEX 686S0117 Spark plug Spanner Size: 16 mm
Article number: 686S0117
compared to RRP 22,30 €

8,99 €
Price per item
price incl. 19% VAT, excl. delivery costs
-60%
BOSCH 0 242 140 515 original SMART #1 iridium and platinum Engine spark plug price
Reviews - 24
Parts Details
  • Electrode Gap [mm]: 0,7
  • Spanner Size: 16 mm
  • Thread Length [mm]: 26,5
  • Spark Position [mm]: 4
  • Thread Size: M 12 x 1,25
  • Tightening Torque [Nm]: 23
  • Number of pins: 1
  • BOSCH: Spark plug
  • Item number: 0 242 140 515
  • Condition: New
Details
BOSCH YR 6 NI 332 S Spark plug M 12 x 1,25, Spanner Size: 16 mm
Article number: 0 242 140 515
compared to RRP 27,73 €

10,99 €
Price per item
price incl. 19% VAT, excl. delivery costs
-22%
DENSO K20TT original SMART #1 iridium and platinum Engine spark plug price
Reviews - 27
Parts Details
  • Product line: Nickel TT
  • Spark Plug: 1 - Earthed Electrode, Nickel Middle Electrode
  • Spanner Size: 16 mm
  • Thread Length [mm]: 19
  • Thread Size: M14x1.25
  • Connector type: Solid SAE
  • Tightening Torque [Nm]: 22
  • Diameter [mm]: 14
  • Weight [g]: 43
  • for OE number: 1WT318110
  • alternative item: IK20, IK20TT, IK20
  • DENSO: Spark plug
  • Item number: K20TT
  • Condition: New
Details
DENSO 4604 Spark plug M14x1.25, Spanner Size: 16 mm
Article number: K20TT
compared to RRP 5,53 €

4,29 €
Price per item
price incl. 19% VAT, excl. delivery costs
-42%
DENSO IK20TT original SMART #1 iridium and platinum Engine spark plug price
Reviews - 27
Parts Details
  • Product line: Iridium TT
  • Spark Plug: with resistor, 1 - Earthed Electrode, Iridium Middle Electrode, Platinum mass electrode
  • Thread Length [mm]: 19
  • Thread Size: M14x1.25
  • Connector type: Solid SAE
  • Gross Weight [g]: 46
  • alternative item: IK20TT
  • DENSO: Spark plug
  • Item number: IK20TT
  • Condition: New
Details
DENSO 4702 Spark plug M14x1.25,
Article number: IK20TT
compared to RRP 23,59 €

13,49 €
Price per item
price incl. 19% VAT, excl. delivery costs
-50%
BOSCH 0 242 135 517 Smart #1 engine spark plug
Reviews - 46
Parts Details
  • Electrode Gap [mm]: 0,7
  • Spanner Size: 14
  • Thread Length [mm]: 26,5
  • Spark Position [mm]: 5
  • Thread Size: M 12 x 1,25
  • Tightening Torque [Nm]: 23
  • Number of pins: 1
  • BOSCH: Spark plug
  • Item number: 0 242 135 517
  • Condition: New
Details
BOSCH VR 7 SI 332 S Spark plug M 12 x 1,25, Spanner Size: 14
Article number: 0 242 135 517
compared to RRP 31,18 €

15,49 €
Price per item
price incl. 19% VAT, excl. delivery costs
-46%
BOSCH 0 241 229 560 Smart #1 spark plug
Reviews - 6
Parts Details
  • Electrode Gap [mm]: 0,5
  • Spanner Size: 20,8
  • Thread Length [mm]: 9,5
  • Spark Position [mm]: 1
  • Thread Size: M 14 x 1,25
  • Tightening Torque [Nm]: 17
  • Number of pins: 1
  • BOSCH: Spark plug
  • Item number: 0 241 229 560
  • Condition: New
Details
BOSCH WKA 145 T 38 Spark plug M 14 x 1,25, Spanner Size: 20,8
Article number: 0 241 229 560
compared to RRP 4,81 €

2,59 €
Price per item
price incl. 19% VAT, excl. delivery costs
-35%
BERU Z243 Smart #1 engine spark plugs
Reviews - 10
Parts Details
  • Product line: ULTRA
  • Electrode Gap [mm]: 0,9
  • Spanner Size: 14mm
  • Thread Length [mm]: 26,5
  • Thread Size: M12x1.25
  • Tightening torque from [Nm]: 20
  • Tightening torque to [Nm]: 25
  • Resistor from [kOhm]: 3
  • Resistor to [kOhm]: 9
  • Packaging length [cm]: 9
  • Packaging height [cm]: 2
  • Packaging width [cm]: 2
  • BERU: Spark plug
  • Item number: Z243
  • Condition: New
Details
BERU 0 002 230 300 Spark plug M12x1.25, Spanner Size: 14mm
Article number: Z243
compared to RRP 10,24 €

6,59 €
Price per item
price incl. 19% VAT, excl. delivery costs
-47%
BOSCH 0 242 232 515 Smart #1 spark plug
Reviews - 41
Parts Details
  • Electrode Gap [mm]: 1,1
  • Spanner Size: 16 mm
  • Supplementary Info: Super 4
  • Thread Length [mm]: 26,5
  • Spark Position [mm]: 5
  • Thread Size: M 14 x 1,25
  • Tightening Torque [Nm]: 28
  • Number of pins: 4
  • BOSCH: Spark plug
  • Item number: 0 242 232 515
  • Condition: New
Details
BOSCH FR 78 NX Spark plug M 14 x 1,25, Spanner Size: 16 mm, Super 4
Article number: 0 242 232 515
compared to RRP 12,50 €

6,59 €
Price per item
price incl. 19% VAT, excl. delivery costs
-56%
BOSCH 0 241 235 752 genuine Smart #1 Engine spark plug cost
Reviews - 11
Parts Details
  • Electrode Gap [mm]: 1,0
  • Spanner Size: 16 mm
  • Thread Length [mm]: 19
  • Spark Position [mm]: 6
  • Thread Size: M 14 x 1,25
  • Tightening Torque [Nm]: 28
  • Number of pins: 3
  • BOSCH: Spark plug
  • Item number: 0 241 235 752
  • Condition: New
Details
BOSCH F 7 LTCR Spark plug M 14 x 1,25, Spanner Size: 16 mm
Article number: 0 241 235 752
compared to RRP 9,77 €

4,29 €
Price per item
price incl. 19% VAT, excl. delivery costs
-46%
NGK 5788 genuine Smart #1 Spark plug cost
Reviews - 47
Parts Details
  • Spark Plug: Nickel Middle Electrode, 1 - Earthed Electrode, Interference Suppression 5 kOhm, with gasket seat, Fixed SAE connector
  • Spanner Size: 16 mm
  • Thread Length [mm]: 26,5
  • Spark Position [mm]: 4,0
  • Thread Size: M14 x 1,25
  • NGK: Spark plug
  • Item number: 5788
  • Condition: New
Details
NGK LFR6C-11 Spark plug M14 x 1,25, Spanner Size: 16 mm
Article number: 5788
compared to RRP 11,84 €

6,29 €
Price per item
price incl. 19% VAT, excl. delivery costs
-48%
CHAMPION CET2 genuine Smart #1 Engine spark plugs cost
Reviews - 45
Parts Details
  • Product line: Aerovantage Spoiler
  • Spark Plug: 1 - Earthed Electrode, with gasket seat
  • Electrode Gap [mm]: 0,9
  • Spanner Size: 16 mm
  • Quality / Grade: Ti Poly-V
  • Thread Length [mm]: 19
  • Spark Position [mm]: 3
  • Connector type: SAE
  • Packing Type: Box
  • Technical Information Number: CET2
  • Tightening torque from [Nm]: 25
  • Tightening torque to [Nm]: 30
  • Packaging length [cm]: 8,85
  • Packaging width [cm]: 2,6
  • Packaging height [cm]: 2,35
  • Resistor from [kOhm]: 3
  • Resistor to [kOhm]: 10
  • Projection [mm]: 1,5
  • CHAMPION: Spark plug
  • Item number: CET2
  • Condition: New
Details
CHAMPION CET2 Spark plug CET2, Spanner Size: 16 mm, Ti Poly-V
Article number: CET2
compared to RRP 8,85 €

4,59 €
Price per item
price incl. 19% VAT, excl. delivery costs
-46%
NGK 96815 genuine Smart #1 Spark plug cost
Reviews - 19
Parts Details
  • Product line: V-Line
  • Spark Plug: Nickel Middle Electrode, 1 - Earthed Electrode, Interference Suppression 5 kOhm, with gasket seat, Fixed SAE connector
  • Spanner Size: 16 mm
  • Thread Length [mm]: 26,5
  • Spark Position [mm]: 4,0
  • Thread Size: M14 x 1,25
  • NGK: Spark plug
  • Item number: 96815
  • Condition: New
Details
NGK LFR6C-11 Spark plug M14 x 1,25, Spanner Size: 16 mm
Article number: 96815
compared to RRP 11,84 €

6,29 €
Price per item
price incl. 19% VAT, excl. delivery costs
-35%
DENSO XE20HR-U9 genuine Smart #1 Spark plug cost
Reviews - 12
Parts Details
  • Product line: Nickel
  • Spark Plug: 1 - Earthed Electrode, Nickel Middle Electrode
  • Spanner Size: 14 mm
  • Thread Length [mm]: 26,5
  • Thread Size: M12x1.25
  • Connector type: Solid SAE
  • Tightening Torque [Nm]: 17
  • Diameter [mm]: 12
  • Weight [g]: 34
  • for OE number: 8200662185
  • alternative item: IXEH20TT
  • DENSO: Spark plug
  • Item number: XE20HR-U9
  • Condition: New
Details
DENSO 3427 Spark plug M12x1.25, Spanner Size: 14 mm
Article number: XE20HR-U9
compared to RRP 9,22 €

5,99 €
Price per item
price incl. 19% VAT, excl. delivery costs
-35%
BERU UPT5 genuine Smart #1 Engine spark plugs cost
Reviews - 12
Parts Details
  • Spark Plug: 1 - Earthed Electrode, with gasket seat
  • Electrode Gap [mm]: 0,9
  • Spanner Size: 16 mm
  • Quality / Grade: Poly-V Tit
  • Supplementary Info: ULTRA TITAN
  • Thread Length [mm]: 26,5
  • Thread Size: M14x1,25
  • Connector type: SAE
  • Tightening torque from [Nm]: 20
  • Tightening torque to [Nm]: 30
  • Resistor from [kOhm]: 3
  • Resistor to [kOhm]: 10
  • BERU: Spark plug
  • Item number: UPT5
  • Condition: New
Details
BERU UPT5 Spark plug M14x1,25, Spanner Size: 16 mm, Poly-V Tit, ULTRA TITAN
Article number: UPT5
compared to RRP 9,74 €

6,29 €
Price per item
price incl. 19% VAT, excl. delivery costs
-22%
DENSO KH20TT genuine Smart #1 Spark plug set cost
Reviews - 8
Parts Details
  • Product line: Nickel TT
  • Spark Plug: 1 - Earthed Electrode, Nickel Middle Electrode
  • Spanner Size: 16 mm
  • Thread Length [mm]: 26,5
  • Thread Size: M14x1.25
  • Connector type: Solid SAE
  • Tightening Torque [Nm]: 22
  • Diameter [mm]: 14
  • Weight [g]: 48
  • alternative item: IKH20TT, IKH20TT, IKH20
  • DENSO: Spark plug
  • Item number: KH20TT
  • Condition: New
Details
DENSO 4618 Spark plug M14x1.25, Spanner Size: 16 mm
Article number: KH20TT
compared to RRP 5,53 €

4,29 €
Price per item
price incl. 19% VAT, excl. delivery costs
-46%
CHAMPION OE035/T10 genuine Smart #1 Spark plug cost
Reviews - 11
Parts Details
  • Product line: Powersport
  • Spark Plug: 1 - Earthed Electrode, with gasket seat, Copper Centre Electrode
  • Electrode Gap [mm]: 0,9
  • Spanner Size: 16 mm
  • Quality / Grade: Cu-core GE
  • Thread Length [mm]: 26,5
  • Spark Position [mm]: 3
  • Thread Size: M14x1.25
  • Connector type: SAE
  • Packing Type: Box
  • Technical Information Number: REC9YCL
  • Tightening torque from [Nm]: 25
  • Tightening torque to [Nm]: 30
  • Packaging length [cm]: 8,85
  • Packaging width [cm]: 2,6
  • Packaging height [cm]: 2,35
  • Resistor from [kOhm]: 3
  • Resistor to [kOhm]: 9
  • Projection [mm]: 1,5
  • CHAMPION: Spark plug
  • Item number: OE035/T10
  • Condition: New
Details
CHAMPION REC9YCL Spark plug REC9YCL, M14x1.25, Spanner Size: 16 mm, Cu-core GE
Article number: OE035/T10
compared to RRP 9,30 €

4,99 €
Price per item
price incl. 19% VAT, excl. delivery costs
Top categories

Find out more about the product category Spark plug SMART #1 — selection, replacements, price, and experiences

Sooner or later, any car will need repair, and you may start wondering what Spark plug you should choose to replace the worn or damaged component on your SMART #1.

Here is what to look for when selecting and buying new car parts:

  • compatibility with your vehicle type
  • expert opinions
  • customer reviews and experiences
  • brand
  • price

How do I know if a product is compatible with my car?

We recommend using the OEM part number or your vehicle’s registration number when selecting an automotive part from the category Spark plug for your SMART #1.

Simply enter your vehicle’s data on our website and select the desired spare part. After that, you will see a catalogue of fitting and compatible products for your car.

Experiences, testing, and comparison of the product category Spark plug SMART #1

You will find numerous reviews and ratings from our customers on our product pages, where you can also compare the items you plan to purchase. If you have questions about our services and spare part selection or want to check compatibility, do not hesitate to contact our customer support team. They are always on hand to help and give you advice.

Spark plug SMART #1: which brand is better?

According to our customers, the best spare parts in the product category Spark plug SMART #1 come from the following brands:

Spark plug SMART #1: how much does this product cost?

The price of car parts within the category Spark plug SMART #1 ranges from £2 to £16, depending on the manufacturer and product specifications.

Place an order for your Spark plug SMART #1 at AUTODOC and save on car maintenance and servicing. Our online shop cooperates with reliable courier services, so you can enjoy quick and safe delivery.

Safe Order 200 days for SMART #1 Engine spark plugs
Safe Order 200 days
Safe Order 200 days

Confidence in online shopping! You can return SMART #1 spark plug without explanation within 200 days after purchase and get your money back. How? Just use the Safe Order service on the checkout page. The service cost is only 2,99 €.

Free Shipping
Free Shipping
Free Shipping

Each order from 100 € value of goods, include free shipping within Germany.
*Does not apply to large-size auto parts.