This heavy-duty solenoid valve (part number 121-4036/1214036) is specifically designed for Caterpillar CAT equipment models 416C, 416D, 420D, and 424. The valve features robust construction with a durable silver-colored metal housing and comes complete with red wiring harness and secure electrical connectors. Built to withstand demanding conditions, this replacement solenoid valve ensures reliable hydraulic system operation in your CAT machinery. The precision-engineered component includes all necessary mounting hardware and connectors for straightforward installation. This direct-fit replacement part helps maintain optimal equipment performance and minimizes downtime. Perfect for maintenance professionals and fleet operators who need dependable replacement parts for their Caterpillar equipment.