If we had a west front "Kursk"
closest would be the Panzer Offensives of Mortain(Aug '44) and Lorraine(Sept.44) As of Aug.44 there were 184 Panzers in the west, Plans from Hitler and OKW were to have 712 Panzers and Assault Guns by Sept.44 in the sector to face 3rd Army(US).
Lorraine saw the destruction of the newly formed Panzer Brigades sent into the area, along with more bleeding of Panzer Divisions in the West.
Engaged in the battle(s) would be, under the First Armee(Knobeldorff), Fifth Panzer Armee(Manteuffel), Nineteenth Armee)(all in Armee Gruppe G commanded by Blaskowitz) Panzer Lehr(elements), 116. Panzer, 17. SS PanzerGrenadier, 21.Panzer(again elements or Kampfgruppen), 11. Panzer, 3. PanzerGrenadier, 15. PanzerGrenadier, 106. Panzer Brigade, 111. Panzer Brigade, 112. Panzer Brigade, 113. Panzer Brigade.
Plus with the following Infantrie Units in support: 5. Fallshirmjäger Division, 19. Volksgrenadier Div, 36. Volksgrenadier Div, 559. Volksgrenadier Div, 16. Infantrie Div, 716. Infantrie Div, 189. Ersatz Division, 338. Infantrie Div, 159. Ersatz Div, 198. Infantrie Div
This is as of Sept. 16, 1944
Versus: Third Army under George S. Patton which comprised at the time:
XX Corps
2nd Cavalry Reconnaissance Group
7th Armoured Div
5th Infantry Div
90th Infantry Div
XII Corps(Eddy's command)
106th Cavalry Recon Group
4th Armoured Div
6th Armoured Div
35th Infantry Div
80th Infantry Div
XV Corps
79th Infantry Div
French 2nd Armoured Div
XIX Tactical Air Command (A deciding factor in the battles)
100th Fighter Wing
303rd Fighter Wing