arb dana m220 differential cover Red ARB rear differential cover, Dana M220 axle, for Jeep Wrangler JL/JLU Rubicon and Jeep Gladiator JT.Off-road it is inevitable to encounter obstacles and dangers that could cause serious damage to the differential, which is why it is necessary to have high-quality and robust differential covers. ARB differential covers are made from high-strength nodular iron (harder and stronger than carbon steel) and are designed to protect the differential and ring gear especially in tough off-road conditions.Features of ARB differential covers include:Specifications: ARB brand Dana M220 rear axle cover bolts 12 ring gear bolts 10 cover material: nodular iron colour: red powder coated filler plug included drain plug included bolts included.