Mine is a 2500 HD also. It has the heavier duty front 4500 lb rated front axle. Snow plow prep package with heavier duty front springs, higher amp alternator, trailer/tow package. Larger dia 3500 series brakes. And probably a few other things I am forgetting.
1963 Belvedere 440 Max Wedge Tribute
1970 Charger R/T S.E. 440 Six Pack
1970 Challenger R/T, 528 Hemi
1970 Charger 500 S.E. 440 4 BBL
1970 Plymouth Road Runner 383
1974 Chrysler New Yorker 440
1996 2500 RAM 488 V-10 4X4
2004 3500 Dually Cummins 4x4
2012 Challenger R/T Classic.
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