Equivalents for the Letrika spark plug 11721810
Letrika 11721810 is an automotive spark plug featuring heat range hot, reach 15.2–19.0 mm. Compare its 172 equivalents and find the cheapest compatible plug: NGK, Bosch, Champion, Denso and more.
Technical information Letrika 11721810 spark plug
- Resistor
- no
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172 equivalents compatible with the Letrika 11721810 spark plug





















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No equivalent for this brand selection.
What can replace a Letrika 11721810 spark plug?
The Letrika 11721810 is interchangeable with: Bosch CH181, Champion GX98, Denso G109, Champion CH181, Champion CH181002, Denso DG109. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the Letrika 11721810?
Reach 15.2–19.0 mm, Heat range Hot, Resistor no, Seat Flat (gasket)
Cross-references and specifications are provided for guidance only. The wrench size can vary by brand, and some data is inferred from the plug code or an equivalent reference. Always check the vehicle manufacturer's recommendation before buying and fitting.