Do they make the Benjamin Sheridan 22 cal or 25 cal pellet guns yet?

Benjamin Sheridan makes both .22 and .25 caliber pellet guns.

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Crosman air gun company owns both the Benjamin and Sheridan line of air guns and rifles. The Benjamin rifles models are made in .177, .22 and .25 caliber. The Sheridan line is only made in .20 caliber. The name "Benjamin Sheridan" is no longer placed on any one model.

In the past Benjamin did make a 20 .cal pellet gun

Benjamin also makes a .357 caliber model named the Rogue.