abu garcia black max upgrades 1365366 Low Profile Reel, 6.4: 1 Gear Ratio, 5 Bearings, 26" Retrieve Rate, 18Lb Max Drag, RH, Boxed : Sports & Outdoors Abu Part Number 5182 The upgraded Black Max

abu garcia black max upgrades 1365366 Low Profile Reel, 6.4: 1 Gear Ratio, 5 Bearings, 26" Retrieve Rate, 18Lb Max Drag, RH, Boxed : Sports & Outdoors Abu Part Number 5182 The upgraded Black Max

Abu Part Number 5182 - Ambassadeur 5000 / 6000 Handle Nut - Classic Vintage Fishing Tackle

You can always check with other collectors and historians, but at this point 1957 sounds good to me

Collector and enthusiast Fred Ribb provides this on his website, where he writes, "...Ambassadeur 5000A is added to the line up in 1955 along with the debut of Record Ambassadeur 6000 and is the first known "A" model

The upgraded Black Max low profile baitcast combo is engineered with class