Features: 1. OE Number: The chainsaw ignition coil replacement part numbers are 544018301, 544018401. Please verify the part number of your original ignition coil before purchase. 2. Applicable Models: This chainsaw ignition coil is compatible with Husqvarna 55, K650, K700, K850, K950, K1200, K1250 chainsaws, offering high efficiency and precise fit. 3. Excellent Efficiency: The heavy-duty chainsaw ignition coil improves combustion efficiency and enhances electrical performance for reliable operation. 4. Quick Recovery: Designed with premium quality materials, this ignition coil delivers a strong spark with fast recovery and responsive performance. 5. Easy to Install: Built to original specifications, this ignition coil allows direct replacement of the original unit for quick and simple installation. Specifications: Item Type: Chainsaw Ignition Coil Material: Copper OE Numbers: 544018301, 544018401 Fitment: Replacement for Husqvarna 55, K650, K700, K850, K950, K1200, K1250 chainsaws Package List: 1 x Ignition Coil 1 x Spark Plug 1 x Harness Note: 1. Please verify the part number of your original component. Compatibility information is for reference only. 2. If you are uncertain about compatibility, please contact the seller prior to purchase to ensure proper fitment.