1. Can be directly installed on the vehicle. 2. Improve horsepower and provide a more powerful throttle response. 3. Brand - new ignition coil assembly, never used or installed before. 4. Ready - to - use, direct replacement. 5. Manufactured according to quality control standards. Specifications: 1. Product name: Ignition coil 2. Part numbers: 129700 - 4180, 21171 - 1286, 21171 - 0028 3. Adaptation type: Direct replacement 4. Applicable vehicle models: - ER - 6F (2006 - 2012 or later) - ER - 6N, ER650 (2006 - 2016) - With ABS version (2007 - 2012 or later) - 650, KLE650 (2007 - 2014) - Displacement of 1000 and above (2012 model) - Z1000 (with ABS version, 2003 - 2012 or later) - Z1000SX (2011 - 2012 or later) - Z750, ZR750 (2004 - 2012 or later) - Z750S (2005 - 2006 or later) - Z750R (with ABS version, 2011 - 2012 or later) - 250R (2006 - 2012 or later) - -12R, ZX1200 (2004 - 2006) - 650 (2013 - 2016) - 650R, EX650 (2006 - 2011) 5. Material: Plastic + Metal 6. Color: Black Package contents: 1. 4 ignition coils Only the above package contents are included, and no other products are included. Note: Light and different displays may cause slight differences between the color of the items in the picture and the actual product. A measurement error of +/- 1 - 3 cm is allowed.