The genuine 3410010‑T5K501Y power steering oil reservoir assembly is dedicated Dongfeng KC Parts for Dongfeng KC heavy‑duty truck, EQ4250GD5D, T54M3‑C0‑026AY chassis. It comes with pre‑welded metal mounting bracket for direct bolt‑on installation. Brass pipe connectors improve sealing performance and resist oil leakage. The tank body is marked with MAX and MIN liquid level scale, so maintenance technicians can quickly check steering‑hydraulic fluid level. Black anti‑rust painted surface enhances corrosion resistance for harsh working environments, perfectly matching the original power‑steering hydraulic circuit of Dongfeng KC heavy‑duty vehicles.