This main transmission drive belt is designed for some Simpson SWT Series top - loading washing machines. The part numbers are 4055678975, 119345100, and 0198200008. It's marked as M21 on the belt, though the actual size is M20.5. It fits many medium and large top - suspended automatic washing machines in the Simpson SWT series, including models like SWT8043, SWT754, and more. If you're not sure if this part is suitable, contact us with the full model number and PNC code before buying. Note that this isn't the only belt used in all SWT models. With over 25 years of experience supplying appliance parts to both trade and retail, you can buy with confidence.


Using this Simpson SWT Series washer drive belt is straightforward. First, make sure your washing machine is turned off and unplugged. Locate the old belt and carefully remove it. Then, install the new M21 belt in its place, ensuring it fits snugly. When it comes to maintenance, check the belt regularly for signs of wear and tear, like cracks or fraying. If you notice any issues, replace the belt promptly. Also, keep the belt clean and free from debris. Before purchasing, double - check your washing machine's model number and PNC code to make sure this belt is the right fit. And remember, if you're ever unsure, don't hesitate to contact us for help.