Schwinn five-speed Spitfire 5

[freddy]

IS THIS A RARE BIKE

Rare vintage Schwinn five-speed Spitfire 5​

 

[MattiThundrrr]

I don't know about rarity, looks like they started making Spitfire V in 1979. Here are catalog excerpts tracing the history of the line:
https://bikehistory.org/bikes/spitfire/