What differences does the sport package have on an SL500 vs the SL500 without the sport package?

The SL1 Sport Package included the following:
1) Aerodynamic bumpers and side sills w/integrated projector beam fog lamps
2) Tires (F) 245/40ZR 18, (R) 275/35ZR 18
3) AMG 5 Spoke wheels (F) 8.5x18 and (R) 9.5x18

The option package cost for 1999 was $4,970

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Donwo
1999 SL 500 Sport (30K miles)
1998 E320 (SOLD)
1989 560SL (SOLD)
1987 300E (TOTALED)
1986 300E (SOLD)
1984 300SD (SOLD)