The TeraFlex Dana 44 AdvanTEK M210 HD Differential Cover Kit is a heavy-duty front axle protection upgrade designed specifically for JL Wrangler and JT Gladiator platforms equipped with the newer AdvanTEK Dana 44 (M210) front axle. Constructed from 3/8" thick high-strength ductile iron, this cover is built to handle real trail abuse—protecting your differential from rocks, debris, and hard impacts while reinforcing the axle housing under load. Designed with modern serviceability in mind, it features a large-diameter fill port and mid-level inspection port, making fluid changes and checks easier than traditional covers. ✔ Heavy-duty protection for Dana 44 AdvanTEK (M210) front axles✔ 3/8" thick ductile iron construction for extreme durability✔ Reinforces axle housing and supports gear alignment✔ Large fill port and inspection port for easier servicing✔ Direct bolt-on upgrade for JL/JT platforms