--- product_id: 19052321 title: "LMAR9AI-8 Laser Iridium Spark Plug | Replaces 77239093000. 80k-100k mileage rated." brand: "ngk" price: "$44.08" currency: USD in_stock: true category: "Ngk" url: https://www.desertcart.us/products/19052321-lmar9ai-8-laser-iridium-spark-plug-replaces-77239093000-80k-100k store_origin: US region: United States of America --- # Laser welded Iridium tip for max spark Boosts fuel economy & lowers emissions Triple gasket seal prevents gas leaks LMAR9AI-8 Laser Iridium Spark Plug | Replaces 77239093000. 80k-100k mileage rated. **Brand:** ngk **Price:** $44.08 **Availability:** ✅ In Stock ## Summary > ⚡ Ignite Performance, Slash Emissions, Own the Road! ## Quick Answers - **What is this?** LMAR9AI-8 Laser Iridium Spark Plug | Replaces 77239093000. 80k-100k mileage rated. by ngk - **How much does it cost?** $44.08 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/19052321-lmar9ai-8-laser-iridium-spark-plug-replaces-77239093000-80k-100k) ## Best For - ngk enthusiasts ## Why This Product - Trusted ngk brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Innovative Insulator Design:** Longer nose with corrugated ribs prevents flashover, maintaining consistent performance under pressure. - • **Advanced Platinum Ground Electrode:** Engineered for longevity, ensuring your spark plug outlasts the competition. - • **Precision Laser-Welded Iridium Tip:** Experience unmatched durability and a powerful spark that keeps your engine firing flawlessly. - • **Optimized for Faster Starts & Acceleration:** Feel the difference with quicker ignition and smoother throttle response every time you hit the road. - • **Corrosion-Resistant Trivalent Metal Plating:** Stay worry-free with superior anti-seize protection that keeps your spark plug performing season after season. ## Overview The NGK LMAR9AI-8 Laser Iridium Spark Plug features a laser-welded iridium center electrode and platinum disc for exceptional durability and longevity. Its advanced insulator design with triple gasket seal prevents combustion gas leakage, ensuring faster starts, improved fuel economy, and reduced emissions. Designed for vehicle-specific fitment, it offers superior anti-corrosion protection with trivalent metal plating, making it a top choice for ATV, motorcycle, and UTV enthusiasts seeking reliable, high-performance ignition. ## Description Laser Iridium spark plugs provide superior ignitability and long service life. Smallest tip diameter available Iridium/Platinum surfaces ensure slow wear rate providing stable idle, improved fuel efficiency and lower emissions. Laser welded Iridium center electrode tip ensures high durability and greater spark. Platinum disc welded to backside of ground electrode provides long life. Longer insulator nose, Corrugated ribs on insulator prevents flashover, and the triple gasket seal eliminates combustion gas leakage. Faster starts and quicker acceleration. Better fuel economy and lower emissions, Trivalent Metal Plating for superior anti-corrosion and anti-seizing. ## Features - Laser welded Iridium center electrode tip ensures high durability and greater spark - Platinum disc welded to backside of ground electrode provides long life - Longer insulator nose, Corrugated ribs on insulator prevents flashover, and the triple gasket seal eliminates combustion gas leakage - Faster starts and quicker acceleration - Better fuel economy and lower emissions, Trivalent Metal Plating for superior anti-corrosion and anti-seizing - Fit type: Vehicle Specific ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0068O6BA0 | | Automotive Fit Type | Universal Fit | | Best Sellers Rank | #340,344 in Automotive ( See Top 100 in Automotive ) #1,869 in Automotive Replacement Spark Plugs | | Brand Name | NGK | | Compatible with Vehicle Type | ATV, Motorcycle, UTV | | Core Material | Iridium | | Customer Reviews | 4.7 4.7 out of 5 stars (194) | | Gap Size | 0.8 millimeters | | Global Trade Identification Number | 00087295972250 | | Included Components | NGK LMAR9AI-8 Laser Iridium Spark Plug | | Item Type Name | Spark Plugs | | Item Weight | 0.01 kg | | Manufacturer | NGK | | Manufacturer Part Number | 715900492 | | Manufacturer Warranty Description | Limited Manufacturer | | Model Number | LMAR9AI-8 | | Number of Items | 1 | | Number of Packs | 1 | | OEM Equivalent Part Number | 772 39 093 000-KTM | | Thread Size | 14mm | | Top Material Type | Metal | | UPC | 182683108041 087295972250 | | Unit Count | 1 Count | ## Product Details - **Brand:** NGK - **Core Material:** Iridium - **Thread Size:** 14mm - **Top Material Type:** Metal - **Vehicle Service Type:** ATV, Motorcycle, UTV ## Images ![LMAR9AI-8 Laser Iridium Spark Plug | Replaces 77239093000. 80k-100k mileage rated. - Image 1](https://m.media-amazon.com/images/I/81tTxhcnIiL.jpg) ## Frequently Bought Together - NGK LMAR9AI-8 Laser Iridium Spark Plug - KTM EFI IN-LINE FUEL FILTER 250 350 450 690 SXF XCF XCW EXC XCFW 78141013190 - Twin Air Pre-Oiled Foam Air Filter (KTM 2016-2022) (125-530) - 79006015000A --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.us/products/19052321-lmar9ai-8-laser-iridium-spark-plug-replaces-77239093000-80k-100k](https://www.desertcart.us/products/19052321-lmar9ai-8-laser-iridium-spark-plug-replaces-77239093000-80k-100k) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-09-04*