Features: 1.OE Number: The chain saw ignition coil replacing part number is 544018301, 544018401, please double check the part number of your original ignition coil before purchasing. 2.Applicable Models: The chain saw ignition coil is replacement for Husqvarna 55 K650 K700 K850 K950 K1200 K1250 ChainSaw with high efficiency and perfect fitness. 3.Excellent Efficiency: The heavy duty chainsaw ignition coil can effectively improve combustion efficiency and strengthen electrical performance, providing better using experience. 4.Quick Recovery: The premium quality chainsaw ignition coil can provide a higher intensity spark with faster recovery and response, providing you with more convenience. 5.Easy to Install: The chain saw ignition coil is designed according to the original specification, you can directly replace the original one, greatly save your time. Specification: Item Type: Chainsaw Ignition Coil_x000D_ Material: Copper_x000D_ OE: 544018301, 544018401_x000D_ Fitment: Replacement for Husqvarna 55 K650 K700 K850 K950 K1200 K1250 ChainSaw PackageList: 1 x Ignition Coil 1 x Spark Plug 1 x Harness Note: 1. Please double check the part number of your item, matching information is for reference only._x000D_ 2. If you are unsure of the item, please contact us before buying to avoid unnecessary return, thanks!