Upgrade differential protection and fluid cooling with the aFe Pro Series Rear Differential Cover, Part 46-71000B. Designed for select 2018-2025 Jeep Wrangler JL models equipped with the Dana M220 rear axle, this cover combines durable cast-aluminum construction with reinforced ribs for added strength and dependable protection during on-road and off-road driving. Its black powder-coated finish and machined fins provide a clean, performance-oriented appearance.
The aFe Pro Series cover uses built-in internal and external fins to help transfer heat from the differential fluid into the surrounding air. Improved thermal management can help support consistent lubricant performance during demanding towing, trail, and high-load conditions. An integrated oil-level sight glass allows for quick fluid-level inspection without removing the cover, making routine maintenance more convenient.
A magnetic drain plug helps capture loose metallic particles in the lubricant, while the included fill plug supports straightforward service access. The 1/8-inch NPT calibration plug is preset to the factory fluid level, helping prevent accidental overfilling during maintenance. All necessary installation hardware is included for a direct and convenient installation using the vehicle’s original mounting location. Verify axle and vehicle application before ordering to ensure compatibility with your specific Jeep Wrangler configuration.
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