(If you encounter any problems, please be sure to contact our customer service first. Please do not leave a bad review first. Due to the time difference, etc., the customer service will reply as soon as possible after seeing the message. We very much hope to answer your questions, thank you.) Fitment: For ZX-6R (2003-2008) For ZX-6RR (2003-2006) For Z750 (2004-2006) For Z1000 (2003-2006) For ER-6N (2006-2011) For ER-4N(2010-2014) For ER-4F(2010-2012) For ER-6F (2006-2011) For Ninja 250R [FI only, not in USA] (2008-2012) For Ninja 400R 2010-2012 For Ninja 650R (2006-2011) For KLE650 (2006-2009) For Versys650 (2006-2009) For ZRX1200 DAEG(2009-2010) For Vulcan 900 (2006-2010) For VN900 (2006-2010) For Vulcan 1700 (2009-2010) For VN1700 (2009-2010) For KFX450R [ATV] (2008-2010) For Vulcan 2000 (2004-2010) For VN2000 (2004-2010) For KVF 750 [ATV] (2008-2010) (If you encounter any questions, please be sure to contact me first, please do not leave negative comments first, I very much hope to answer your questions, thank you) Condition: Item Name:Speed Gear Display Indicator Size:4cm*4cm*4cm/1.57inch*1.57inch*1.57inch Feature: Shows current gear number Indicates current gear from 1 to max of 6. as well as a neutral indicator. Detects the current gear faster than other gear indicators that use speedometer/tachometer signal. Display can be mounted anywhere Installation: Find the 4-pole male diagnostic connector(DLC), usually near the ECU box,It may have a removable cap and may be partially covered by black tape. Note: Some motorcycle models,You may find TWO of this connector on your bike,The color is generally black.In this case, try both connectors, but only one of them will supply data to this gear indicator. It will not harm your bike if you connect the gear indicator to the wrong plug first. Foreword: Congratulations on your purchase of this gear position indicator,Unlike other gear indicators available for your bike,this product connects to the diagnostic connector.It make the installation very sample. The unit reads data directly from the ECU, offering faster and more reliable readings than competing products.The display is auto learning,there are no button and no "programming wire" Know limitations;Your bike is not equipped with Gear Position Sensor. therefore determining the gear in use is only possible when the engine is running and the clutch is released. Troubleshooting: You may find TWO black connectors on the bike with a removable cap or dummy plug.Try the second one if the unit does not work from the first one.Disconnect the Gear Indicator connector and check whether the pins are broken,bent or pushed out of position.Reconnect the plug,and make sure that all connections are good and the connector is fully seated.If you can not execute the setup procedure,your battery might be old or weak.Charge the battery or connect another battery using a jumper cable.If some gears are not indicated properly when the engine is running and clutch is released,rest the unit and setup again.If the problem persists.your clutch might be slipping. (No reset is generally required. If you need to reset, please consult our customer service. The customer service will reply you as soon as possible after seeing the information.) Package List: 1 x Motorcycle Speed Gear Display/Bracket (As shown in the option picture)