NEW Penn Authority vs Penn Slammer IV - what's the difference?

PENN SLAMMER DX SPINNING REELS

The Penn Slammer IV DX takes Penn's class leading Slammer IV up a higher notch. The Slammer IV DX has incorporated CNC Gear Technology and upgraded material. This material for the main gear and pinion is ultra durable stainless steel to give best in class durability, all while retaining the smoothness you have come to expect.

Penn Slammer IV DX Spinning Reel

Penn Slammer IV Spinning Reel 7500

PENN SLAMMER 3 3500 6 MONTH FISHING REEL REVIEW

Tackle Box – Reviewed: Penn Slammer IV 4500 DX spinning reel

Shimano Will HATE This. Penn Slammer 4 Review (Teardown)

Penn Slammer III SLAIII7500 Spinning Reels

Penn Slammer 3 (3500 size) - what's it actually like? Part 1

Penn Slammer IV DX Review

Review of the new Penn Slammer IV 2500 spinning reel, been fishing

Got one of these brand new Penn Authority 2500 spinning reels on its way to me for a thrashing (in shops September I believe) — Henry Gilbey

PENN Spinfisher VII..Product Review - Saltwater Angler

PENN Authority: BIG gear system changes!

Reel Penn Slammer lV/4 New 2021

Authority: The Flagship of Penn. Is it worth it? –