With all the axle in, we stuffed the differential with fluid and torqued all of the bolts. To make sure you don’t overfill the diff, Dynatrac builds in an overflow port within the cover. Photographs offered for reference and academic reasons only. To have a picture removed from this Web-site, https://autosparesolutions.com/product/2018-2021-jeep-wrangler-jl-186mm-front-axle-assembly-3-45-dana-30-m186-88k-jl007/