PLATE 9V0166 - Caterpillar

426 BackhoesDescription of Change: The lights on 416 and 426 Backhoes have been improved to prevent water leaking inside and burning out the filament. The lights are sealed better and the terminals point down instead of up.Adaptable To: The improved 7T2890 and 7T2891 Lamps are directly adaptable to earlier 416 and 426 Backhoes. Part numbers did not change, but the lamps are easily identified by noticing which way the terminals point when the lamps are installed. Also, the improved 7T2890 Lamps are identified by the date code 346 or higher stamped on the mounting foot. The improved 7T2891 Lamps are identified by the date code 316 or higher.