As the annual Easter Jeep Safari held by Red Rock 4-Wheelers, Inc. inches closer and closer, we continue to be teased with what Jeep and Jeep Performance Parts are bringing to the table this year. The fourth official teaser has surfaced, and it appears a military inspired Jeep Wrangler Rubicon 4xe is the next vehicle we can expect to be in attendance in the Moab Utah desert this April. Jeep Wrangler 4xe MB Concept?The latest concept teaser throws things way back, to the 1940s, featuring heritage color schemes and a vintage wheel design first seen on the Willys Jeep MB, which cemented its place…