diff --git a/Configuration/Geometry/python/GeometryDD4hepExtended2026D80Reco_cff.py b/Configuration/Geometry/python/GeometryDD4hepExtended2026D80Reco_cff.py
new file mode 100644
index 0000000000000..27a4a56f61932
--- /dev/null
+++ b/Configuration/Geometry/python/GeometryDD4hepExtended2026D80Reco_cff.py
@@ -0,0 +1,59 @@
+import FWCore.ParameterSet.Config as cms
+
+# This config was generated automatically using generate2026Geometry.py
+# If you notice a mistake, please update the generating script, not just this config
+
+from Configuration.Geometry.GeometryDD4hepExtended2026D80_cff import *
+
+# tracker
+from Geometry.CommonTopologies.globalTrackingGeometry_cfi import *
+from RecoTracker.GeometryESProducer.TrackerRecoGeometryESProducer_cfi import *
+from Geometry.TrackerGeometryBuilder.trackerParameters_cff import *
+from Geometry.TrackerNumberingBuilder.trackerTopology_cfi import *
+from Geometry.TrackerGeometryBuilder.idealForDigiTrackerGeometry_cff import *
+trackerGeometry.applyAlignment = cms.bool(False)
+
+# calo
+from Geometry.CaloEventSetup.HGCalV9Topology_cfi import *
+from Geometry.HGCalGeometry.HGCalGeometryESProducer_cfi import *
+from Geometry.CaloEventSetup.CaloTopology_cfi import *
+from Geometry.CaloEventSetup.CaloGeometryBuilder_cfi import *
+CaloGeometryBuilder = cms.ESProducer("CaloGeometryBuilder",
+ SelectedCalos = cms.vstring("HCAL",
+ "ZDC",
+ "EcalBarrel",
+ "TOWER",
+ "HGCalEESensitive",
+ "HGCalHESiliconSensitive",
+ "HGCalHEScintillatorSensitive"
+ )
+)
+from Geometry.EcalAlgo.EcalBarrelGeometry_cfi import *
+from Geometry.HcalEventSetup.HcalGeometry_cfi import *
+from Geometry.HcalEventSetup.CaloTowerGeometry_cfi import *
+from Geometry.HcalEventSetup.CaloTowerTopology_cfi import *
+from Geometry.HcalCommonData.hcalDDDRecConstants_cfi import *
+from Geometry.HcalEventSetup.hcalTopologyIdeal_cfi import *
+from Geometry.CaloEventSetup.EcalTrigTowerConstituents_cfi import *
+from Geometry.EcalMapping.EcalMapping_cfi import *
+from Geometry.EcalMapping.EcalMappingRecord_cfi import *
+
+# muon
+from Geometry.MuonNumbering.muonNumberingInitialization_cfi import *
+from RecoMuon.DetLayers.muonDetLayerGeometry_cfi import *
+from Geometry.GEMGeometryBuilder.gemGeometry_cfi import *
+from Geometry.CSCGeometryBuilder.idealForDigiCscGeometry_cff import *
+from Geometry.DTGeometryBuilder.idealForDigiDtGeometry_cff import *
+
+# forward
+from Geometry.ForwardGeometry.ForwardGeometry_cfi import *
+
+# timing
+from RecoMTD.DetLayers.mtdDetLayerGeometry_cfi import *
+from Geometry.MTDGeometryBuilder.mtdParameters_cff import *
+from Geometry.MTDNumberingBuilder.mtdNumberingGeometry_cff import *
+from Geometry.MTDNumberingBuilder.mtdTopology_cfi import *
+from Geometry.MTDGeometryBuilder.mtdGeometry_cfi import *
+from Geometry.MTDGeometryBuilder.idealForDigiMTDGeometry_cff import *
+mtdGeometry.applyAlignment = cms.bool(False)
+
diff --git a/Configuration/Geometry/python/GeometryDD4hepExtended2026D80_cff.py b/Configuration/Geometry/python/GeometryDD4hepExtended2026D80_cff.py
new file mode 100644
index 0000000000000..54a90c198f83b
--- /dev/null
+++ b/Configuration/Geometry/python/GeometryDD4hepExtended2026D80_cff.py
@@ -0,0 +1,16 @@
+import FWCore.ParameterSet.Config as cms
+
+# This config was generated automatically using generate2026Geometry.py
+# If you notice a mistake, please update the generating script, not just this config
+
+from Configuration.Geometry.GeometryDD4hep_cff import *
+DDDetectorESProducer.confGeomXMLFiles = cms.FileInPath("Geometry/CMSCommonData/data/dd4hep/cmsExtendedGeometry2026D80.xml")
+
+from Geometry.TrackerNumberingBuilder.trackerNumberingGeometry_cfi import *
+from Geometry.EcalCommonData.ecalSimulationParameters_cff import *
+from Geometry.HcalCommonData.hcalDDDSimConstants_cff import *
+from Geometry.HGCalCommonData.hgcalParametersInitialization_cfi import *
+from Geometry.HGCalCommonData.hgcalNumberingInitialization_cfi import *
+from Geometry.MuonNumbering.muonGeometryConstants_cff import *
+from Geometry.MuonNumbering.muonOffsetESProducer_cff import *
+from Geometry.MTDNumberingBuilder.mtdNumberingGeometry_cff import *
diff --git a/Configuration/Geometry/python/GeometryDD4hepExtended2026D81Reco_cff.py b/Configuration/Geometry/python/GeometryDD4hepExtended2026D81Reco_cff.py
new file mode 100644
index 0000000000000..7cb0e40af2cce
--- /dev/null
+++ b/Configuration/Geometry/python/GeometryDD4hepExtended2026D81Reco_cff.py
@@ -0,0 +1,59 @@
+import FWCore.ParameterSet.Config as cms
+
+# This config was generated automatically using generate2026Geometry.py
+# If you notice a mistake, please update the generating script, not just this config
+
+from Configuration.Geometry.GeometryDD4hepExtended2026D81_cff import *
+
+# tracker
+from Geometry.CommonTopologies.globalTrackingGeometry_cfi import *
+from RecoTracker.GeometryESProducer.TrackerRecoGeometryESProducer_cfi import *
+from Geometry.TrackerGeometryBuilder.trackerParameters_cff import *
+from Geometry.TrackerNumberingBuilder.trackerTopology_cfi import *
+from Geometry.TrackerGeometryBuilder.idealForDigiTrackerGeometry_cff import *
+trackerGeometry.applyAlignment = cms.bool(False)
+
+# calo
+from Geometry.CaloEventSetup.HGCalV9Topology_cfi import *
+from Geometry.HGCalGeometry.HGCalGeometryESProducer_cfi import *
+from Geometry.CaloEventSetup.CaloTopology_cfi import *
+from Geometry.CaloEventSetup.CaloGeometryBuilder_cfi import *
+CaloGeometryBuilder = cms.ESProducer("CaloGeometryBuilder",
+ SelectedCalos = cms.vstring("HCAL",
+ "ZDC",
+ "EcalBarrel",
+ "TOWER",
+ "HGCalEESensitive",
+ "HGCalHESiliconSensitive",
+ "HGCalHEScintillatorSensitive"
+ )
+)
+from Geometry.EcalAlgo.EcalBarrelGeometry_cfi import *
+from Geometry.HcalEventSetup.HcalGeometry_cfi import *
+from Geometry.HcalEventSetup.CaloTowerGeometry_cfi import *
+from Geometry.HcalEventSetup.CaloTowerTopology_cfi import *
+from Geometry.HcalCommonData.hcalDDDRecConstants_cfi import *
+from Geometry.HcalEventSetup.hcalTopologyIdeal_cfi import *
+from Geometry.CaloEventSetup.EcalTrigTowerConstituents_cfi import *
+from Geometry.EcalMapping.EcalMapping_cfi import *
+from Geometry.EcalMapping.EcalMappingRecord_cfi import *
+
+# muon
+from Geometry.MuonNumbering.muonNumberingInitialization_cfi import *
+from RecoMuon.DetLayers.muonDetLayerGeometry_cfi import *
+from Geometry.GEMGeometryBuilder.gemGeometry_cfi import *
+from Geometry.CSCGeometryBuilder.idealForDigiCscGeometry_cff import *
+from Geometry.DTGeometryBuilder.idealForDigiDtGeometry_cff import *
+
+# forward
+from Geometry.ForwardGeometry.ForwardGeometry_cfi import *
+
+# timing
+from RecoMTD.DetLayers.mtdDetLayerGeometry_cfi import *
+from Geometry.MTDGeometryBuilder.mtdParameters_cff import *
+from Geometry.MTDNumberingBuilder.mtdNumberingGeometry_cff import *
+from Geometry.MTDNumberingBuilder.mtdTopology_cfi import *
+from Geometry.MTDGeometryBuilder.mtdGeometry_cfi import *
+from Geometry.MTDGeometryBuilder.idealForDigiMTDGeometry_cff import *
+mtdGeometry.applyAlignment = cms.bool(False)
+
diff --git a/Configuration/Geometry/python/GeometryDD4hepExtended2026D81_cff.py b/Configuration/Geometry/python/GeometryDD4hepExtended2026D81_cff.py
new file mode 100644
index 0000000000000..201565a6a22a3
--- /dev/null
+++ b/Configuration/Geometry/python/GeometryDD4hepExtended2026D81_cff.py
@@ -0,0 +1,16 @@
+import FWCore.ParameterSet.Config as cms
+
+# This config was generated automatically using generate2026Geometry.py
+# If you notice a mistake, please update the generating script, not just this config
+
+from Configuration.Geometry.GeometryDD4hep_cff import *
+DDDetectorESProducer.confGeomXMLFiles = cms.FileInPath("Geometry/CMSCommonData/data/dd4hep/cmsExtendedGeometry2026D81.xml")
+
+from Geometry.TrackerNumberingBuilder.trackerNumberingGeometry_cfi import *
+from Geometry.EcalCommonData.ecalSimulationParameters_cff import *
+from Geometry.HcalCommonData.hcalDDDSimConstants_cff import *
+from Geometry.HGCalCommonData.hgcalParametersInitialization_cfi import *
+from Geometry.HGCalCommonData.hgcalNumberingInitialization_cfi import *
+from Geometry.MuonNumbering.muonGeometryConstants_cff import *
+from Geometry.MuonNumbering.muonOffsetESProducer_cff import *
+from Geometry.MTDNumberingBuilder.mtdNumberingGeometry_cff import *
diff --git a/Geometry/CMSCommonData/data/dd4hep/cmsExtendedGeometry2026D80.xml b/Geometry/CMSCommonData/data/dd4hep/cmsExtendedGeometry2026D80.xml
new file mode 100644
index 0000000000000..191e51ba964e0
--- /dev/null
+++ b/Geometry/CMSCommonData/data/dd4hep/cmsExtendedGeometry2026D80.xml
@@ -0,0 +1,126 @@
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diff --git a/Geometry/CMSCommonData/data/dd4hep/cmsExtendedGeometry2026D81.xml b/Geometry/CMSCommonData/data/dd4hep/cmsExtendedGeometry2026D81.xml
new file mode 100644
index 0000000000000..3ba8b48d3dc20
--- /dev/null
+++ b/Geometry/CMSCommonData/data/dd4hep/cmsExtendedGeometry2026D81.xml
@@ -0,0 +1,126 @@
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