LR4. A component used to prevent leakage from the cv Axle shaft. Differential Seal. Drive Axle Shaft Seal. Nitra Plant Built. Part included in Differential assembly. Solihull Plant Built. Oil. CV Shaft. Differential Housing. Drive Shaft. Grease. Outer. Output SHAFT. Side S. Included with: Axle tube, Bearing Housing, Differential, Differential & Bearing Housing, Differential assembly, Differntial, Differntial assembly, Differntial assembly & support.