LiftMaster Garage Door Opener Replacement Parts and Accessories A full line of radio control products and other residential and commercial operator accessories. Featured are our most popular accessories. OTHER MODELS ARE AVAILABLE! View and purchase our most popular products.If you do not see the product you require or need additional information,contact us at 1-800-654-7084 Click to view and purchase our most popular products  41A2817 Liftmaster Garage Opener Replacement Gear Kit 41A2817 Liftmaster Garage Opener Replacement Gear Kit $ 25.00  41C4220 Liftmaster Garage Opener Replacement Gear/Shaft Kit 41A4220 Liftmaster Garage Opener Replacement Gear Kit $ 33.50  41A5034 Liftmaster Safety Sensors (new style) 41A5034 Liftmaster Safety Sensors $ 33.00  41A4373 Liftmaster Safety Sensors (old style) 41A4373 Liftmaster Safety Sensors - Infrared Eye Kit $ 33.00  RO12LM Chamberlain/Liftmaster Wireless Intercom RO12LM Chamberlain/Liftmaster Wireless Intercom $ 114.50  975 LM Liftmaster Laser Parking Assist 975 LM Liftmaster Laser Parking Assist $ 19.50  990LM Liftmaster Surge Protector 990LM Liftmaster Surge Protector $ 21.00  915LM Liftmaster Garage Door Monitor 915LM Liftmaster Garage Door Monitor $ 32.00  41D3452 Liftmaster Garage Door Opener Limit Switch Assembly 41A3452 Liftmaster Garage Door Opener Limit Switch Assembly $ 24.50