If everything in the transmission and clutch packs are mechanically working properly and you can manually hand shift the transmission thru all the gears with the shift nub and tool under your this kit will force shift the transmission regardless of shift code being displayed. Does not require any modification to the ATV or wire harness and can be removed and saved for a later time for diagnostics or emergencies or on the trail repairs. Does not require any or computers utilizes common for style relays found at any parts are not needed for a constant mesh style hydraulic transmissions bypass not for use on hydraulic style transmissions like and . Quickly diagnose mechanical clutch or transmission failures by isolating the ESP electrical system from mechanical problems that can cause ES shift codes quickly and without ever pulling the clutch cover. One " style" relay controls the up shift the other relay controls the down shift while using your known good tested factory left handle bar up or down switches and a good or tested shift motor, and good healthy battery. kits are made from quality components and professional construction, you will be pleased with quality of products. and High Quality Fits: For only 1998-2004 Foreman 450 ES Fits all Te Fe and Es models Note:Eliminates the need for angle sensors, speed sensors, shift computer, ECU, forward or reverse sensor, and the sensor and even the main wire harness. Installation: The kit plugs directly inline with your factory left handlebar up or down GREEN 10 Wire matching connector goes up front under front on front frame rail then plug in the shift motor to the matching kit factory plug. Then connect battery to terminals. Converts the ESsystem into a manual electric shift controlled transmission and will now function the same as a foot shift model would with the ease of the touch of a button for a "On " shift style. Also great for older electric shift ATV equipped with computer controlled ESP needing expensive or unavailable parts, or may have oversized tires or gear reduction installed confusing the shift computer and speed sensor not allowing the computer to allow it to shift. Only needs a Good Battery, Shift Motor, and up or down shift buttons on the left controller. colour: black Material: ABS Package Contents: 1 set x Angle Sensor Computer Harness Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.