18V Motor Engine Authentic 18V replacement motor engine with 16 teeth, designed for compatibility with GSR180LI, GSB180LI, GSR18V21, and GSB18V21 models. Durable and longlasting Built with a metal shell and a magnetic carbon brush, this motor engine offers rugged construction and extended service life for demanding use. Easy installation Replacement is straightforward. Follow the included instructions for a seamless install, with no special tools required beyond standard procedures. Improved performance Sturdy construction and precise design deliver efficient power delivery and reliable operation, helping your tools perform consistently in daily tasks. Key specifications and compatibility Voltage: 18V Teeth: 16 Compatible models: GSR180LI, GSB180LI, GSR18V21, GSB18V21 Material: Metal shell with magnetic carbon brush Function: Replacement motor engine to restore tool performance Use scenarios Home workshop: a worn motor in a GSR180LI or GSB180LI drill to restore drilling and screwdriving performance for cabinet assembly or furniture projects. Onsite tasks: Maintain consistent torque and speed for reliable fastening and wood or light metal drilling in construction or renovation jobs. Tool servicing: Use as a maintenance investment to keep multiple GSR/GSB 18V tools operating reliably, reducing downtime and extending tool life.