Hey dude, I found the 2008 Schwinn Madison Geo. Figured I'd share!
[TABLE="width: 1386"]
[TR]
[TD]Geometry[/TD]
[TD]Size [/TD]
[TD]Head Angle[/TD]
[TD]Seat Angle[/TD]
[TD="colspan: 2"]Seat Tube Center to Top[/TD]
[TD="colspan: 2"]Horizontal Top Tube Length[/TD]
[TD="colspan: 2"]Standover Height[/TD]
[TD="colspan: 2"]Chainstay Length[/TD]
[TD="colspan: 2"]Head Tube Length[/TD]
[TD="colspan: 2"]B.B. Height[/TD]
[TD="colspan: 2"]Fork Offset[/TD]
[TD="colspan: 2"]Wheelbase[/TD]
[/TR]
[TR]
[TD] [/TD]
[TD] [/TD]
[TD](HA)[/TD]
[TD](SA)[/TD]
[TD="colspan: 2"](STL)[/TD]
[TD="colspan: 2"](HTT)[/TD]
[TD="colspan: 2"](SO)[/TD]
[TD="colspan: 2"](CSL)[/TD]
[TD="colspan: 2"](HTL)[/TD]
[TD="colspan: 2"](BBH)[/TD]
[TD="colspan: 2"](OF)[/TD]
[TD="colspan: 2"](WB)[/TD]
[/TR]
[TR]
[TD] [/TD]
[TD] [/TD]
[TD] [/TD]
[TD] [/TD]
[TD]inch[/TD]
[TD]mm[/TD]
[TD]inch[/TD]
[TD]mm[/TD]
[TD]inch[/TD]
[TD]mm[/TD]
[TD]inch[/TD]
[TD]mm[/TD]
[TD]inch[/TD]
[TD]mm[/TD]
[TD]inch[/TD]
[TD]mm[/TD]
[TD]inch[/TD]
[TD]mm[/TD]
[TD]inch[/TD]
[TD]mm[/TD]
[/TR]
[TR]
[TD]Madison[/TD]
[TD]XS[/TD]
[TD] 73.0[/TD]
[TD] 76.0[/TD]
[TD="align: right"]19.7[/TD]
[TD="align: right"]500[/TD]
[TD="align: right"]20.8[/TD]
[TD="align: right"]528[/TD]
[TD="align: right"]29.3[/TD]
[TD="align: right"]745[/TD]
[TD="align: right"]16.3[/TD]
[TD="align: right"]415[/TD]
[TD="align: right"]4.3[/TD]
[TD="align: right"]110[/TD]
[TD="align: right"]10.9[/TD]
[TD="align: right"]277[/TD]
[TD="align: right"]2.0[/TD]
[TD="align: right"]50[/TD]
[TD="align: right"]39[/TD]
[TD="align: right"]999[/TD]
[/TR]
[TR]
[TD] [/TD]
[TD]S[/TD]
[TD] 74.0[/TD]
[TD] 75.5[/TD]
[TD="align: right"]20.5[/TD]
[TD="align: right"]520[/TD]
[TD="align: right"]21.3[/TD]
[TD="align: right"]542[/TD]
[TD="align: right"]30.1[/TD]
[TD="align: right"]764[/TD]
[TD="align: right"]16.3[/TD]
[TD="align: right"]415[/TD]
[TD="align: right"]4.9[/TD]
[TD="align: right"]125[/TD]
[TD="align: right"]10.9[/TD]
[TD="align: right"]277[/TD]
[TD="align: right"]2.0[/TD]
[TD="align: right"]50[/TD]
[TD="align: right"]39[/TD]
[TD="align: right"]1000[/TD]
[/TR]
[TR]
[TD] [/TD]
[TD]M[/TD]
[TD] 74.3[/TD]
[TD] 74.5[/TD]
[TD="align: right"]21.3[/TD]
[TD="align: right"]540[/TD]
[TD="align: right"]21.7[/TD]
[TD="align: right"]551[/TD]
[TD="align: right"]30.9[/TD]
[TD="align: right"]785[/TD]
[TD="align: right"]16.3[/TD]
[TD="align: right"]415[/TD]
[TD="align: right"]5.7[/TD]
[TD="align: right"]145[/TD]
[TD="align: right"]11.0[/TD]
[TD="align: right"]280[/TD]
[TD="align: right"]2.0[/TD]
[TD="align: right"]50[/TD]
[TD="align: right"]39[/TD]
[TD="align: right"]999[/TD]
[/TR]
[TR]
[TD] [/TD]
[TD]L[/TD]
[TD] 74.5[/TD]
[TD] 74.0[/TD]
[TD="align: right"]22.0[/TD]
[TD="align: right"]560[/TD]
[TD="align: right"]22.3[/TD]
[TD="align: right"]566[/TD]
[TD="align: right"]31.8[/TD]
[TD="align: right"]807[/TD]
[TD="align: right"]16.3[/TD]
[TD="align: right"]415[/TD]
[TD="align: right"]6.5[/TD]
[TD="align: right"]165[/TD]
[TD="align: right"]11.2[/TD]
[TD="align: right"]285[/TD]
[TD="align: right"]2.0[/TD]
[TD="align: right"]50[/TD]
[TD="align: right"]40[/TD]
[TD="align: right"]1009[/TD]
[/TR]
[TR]
[TD] [/TD]
[TD]XL[/TD]
[TD] 75.0[/TD]
[TD] 74.0[/TD]
[TD="align: right"]22.8[/TD]
[TD="align: right"]580[/TD]
[TD="align: right"]22.6[/TD]
[TD="align: right"]575[/TD]
[TD="align: right"]32.6[/TD]
[TD="align: right"]828[/TD]
[TD="align: right"]16.3[/TD]
[TD="align: right"]415[/TD]
[TD="align: right"]7.3[/TD]
[TD="align: right"]185[/TD]
[TD="align: right"]11.2[/TD]
[TD="align: right"]285[/TD]
[TD="align: right"]2.0[/TD]
[TD="align: right"]50[/TD]
[TD="align: right"]40[/TD]
[TD="align: right"]1013[/TD]
[/TR]
[/TABLE]