The TeraFlex Dana 44 / Tera44 HD Differential Cover Kit is a heavy-duty axle protection upgrade designed to reinforce your differential housing and protect critical drivetrain components from trail damage. Constructed from over 3/8" thick high-strength ductile iron, this cover is built to withstand extreme off-road abuse from rocks, debris, and obstacles. It not only protects internal gears but also strengthens the axle housing to help maintain proper gear alignment under heavy load. With a durable powder-coated finish and recessed hardware design, this cover provides long-lasting protection while maintaining a clean, functional profile for off-road use. ✔ Heavy-duty differential protection for Dana 44 axles✔ 3/8" thick ductile iron construction for extreme durability✔ Reinforces axle housing under load✔ Protects gears from rocks, debris, and trail impacts✔ Direct bolt-on upgrade with included hardware