diff --git a/Reconstruction/MuonIdentification/MuonCombinedRecExample/python/MuonCombinedAlgs.py b/Reconstruction/MuonIdentification/MuonCombinedRecExample/python/MuonCombinedAlgs.py
index 270f322142284fb95d629aa8025e35a6e3562050..6bdc3df69e0add828004c9cefa3e24ed73b8e824 100644
--- a/Reconstruction/MuonIdentification/MuonCombinedRecExample/python/MuonCombinedAlgs.py
+++ b/Reconstruction/MuonIdentification/MuonCombinedRecExample/python/MuonCombinedAlgs.py
@@ -66,16 +66,16 @@ def MuGirlStauAlg(name="MuGirlStauAlg",**kwargs):
     kwargs.setdefault("METrackCollection","")
     kwargs.setdefault("SegmentCollection","MuGirlStauSegments")
     return CfgMgr.MuonCombinedInDetExtensionAlg(name,**kwargs)
-      
+
 def MuonCombinedInDetCandidateAlg( name="MuonCombinedInDetCandidateAlg",**kwargs ):
     from InDetRecExample.InDetJobProperties import InDetFlags
     kwargs.setdefault("TrackSelector",getPublicTool("MuonCombinedInDetDetailedTrackSelectorTool") )
     if muonCombinedRecFlags.doSiAssocForwardMuons() and InDetFlags.doForwardTracks():
         kwargs.setdefault("DoSiliconAssocForwardMuons", True )
         kwargs.setdefault("InDetForwardTrackSelector", getPublicTool("MuonCombinedInDetDetailedForwardTrackSelectorTool") )
-    
-    kwargs.setdefault("MuonSystemExtensionTool", getPublicTool("MuonSystemExtensionTool"))
 
+    kwargs.setdefault("MuonSystemExtensionTool", getPublicTool("MuonSystemExtensionTool"))
+    print (kwargs)
     return CfgMgr.MuonCombinedInDetCandidateAlg(name,**kwargs)
 
 def MuonCombinedMuonCandidateAlg( name="MuonCombinedMuonCandidateAlg", **kwargs ):
@@ -113,11 +113,11 @@ def recordMuonCreatorAlgObjs (kw):
     if val('MakeClusters'):
         objs['CaloClusterCellLinkContainer'] =  val('CaloClusterCellLinkName') + '_links'
         objs['xAOD::CaloClusterContainer'] =  val('ClusterContainerName')
-        
+
     from RecExConfig.ObjKeyStore import objKeyStore
     objKeyStore.addManyTypesTransient (objs)
     return
-    
+
 def MuonCreatorAlg( name="MuonCreatorAlg",**kwargs ):
     kwargs.setdefault("MuonCreatorTool",getPublicTool("MuonCreatorTool"))
     recordMuonCreatorAlgObjs (kwargs)
@@ -155,30 +155,44 @@ class MuonCombinedReconstruction(ConfiguredMuonRec):
         if not self.isEnabled(): return
 
         topSequence = AlgSequence()
-                      
+
         #if jobproperties.Beam.beamType()=='collisions':
             # creates input collections for ID and MS candidates
-        topSequence += getAlgorithm("MuonCombinedInDetCandidateAlg") 
-        topSequence += getAlgorithm("MuonCombinedMuonCandidateAlg") 
-            
+        topSequence += getAlgorithm("MuonCombinedInDetCandidateAlg")
+        topSequence += getAlgorithm("MuonCombinedMuonCandidateAlg")
+
+        from InDetRecExample.InDetJobProperties import InDetFlags
+        if InDetFlags.doR3LargeD0():
+            topSequence += getAlgorithm("MuonCombinedInDetCandidateAlg_LargeD0")
+
+
             # runs ID+MS combinations (fit, staco, mugirl, ID-taggers)
         if muonCombinedRecFlags.doStatisticalCombination() or muonCombinedRecFlags.doCombinedFit():
-            topSequence += getAlgorithm("MuonCombinedAlg") 
+            topSequence += getAlgorithm("MuonCombinedAlg")
+            if InDetFlags.doR3LargeD0():
+                topSequence += getAlgorithm("MuonCombinedAlg_LargeD0")
+
 
         if muonCombinedRecFlags.doMuGirl():
-            topSequence += getAlgorithm("MuonInsideOutRecoAlg") 
+            topSequence += getAlgorithm("MuonInsideOutRecoAlg")
             if muonCombinedRecFlags.doMuGirlLowBeta():
                 topSequence += getAlgorithm("MuGirlStauAlg")
+            #if InDetFlags.doR3LargeD0():
+            #    topSequence += getAlgorithm("MuGirlAlg_LargeD0")
 
         if muonCombinedRecFlags.doCaloTrkMuId():
-            topSequence += getAlgorithm("MuonCaloTagAlg") 
-            
+            topSequence += getAlgorithm("MuonCaloTagAlg")
+
         if muonCombinedRecFlags.doMuonSegmentTagger():
             getPublicTool("MuonSegmentTagTool")
-            topSequence += getAlgorithm("MuonSegmentTagAlg") 
+            topSequence += getAlgorithm("MuonSegmentTagAlg")
+            if InDetFlags.doR3LargeD0():
+                topSequence += getAlgorithm("MuonSegmentTagAlg_LargeD0")
 
         # runs over outputs and create xAODMuon collection
         topSequence += getAlgorithm("MuonCreatorAlg")
-        
+        if InDetFlags.doR3LargeD0():
+            topSequence += getAlgorithm("MuonCreatorAlg_LargeD0")
+
         if muonCombinedRecFlags.doMuGirl() and muonCombinedRecFlags.doMuGirlLowBeta():
             topSequence += getAlgorithm("StauCreatorAlg")
diff --git a/Reconstruction/MuonIdentification/MuonCombinedRecExample/python/MuonCombinedRecExampleConfigDb.py b/Reconstruction/MuonIdentification/MuonCombinedRecExample/python/MuonCombinedRecExampleConfigDb.py
index a961d6ff4a81053ca32cfad4b5a74b0606101143..980048cc316a5fb3b516c6ab8a2094a6752f68b8 100644
--- a/Reconstruction/MuonIdentification/MuonCombinedRecExample/python/MuonCombinedRecExampleConfigDb.py
+++ b/Reconstruction/MuonIdentification/MuonCombinedRecExample/python/MuonCombinedRecExampleConfigDb.py
@@ -7,10 +7,10 @@ from AthenaCommon.CfgGetter import addTool, addToolClone, addService, addAlgorit
      addTypesOnlyToSkip
 
 from AthenaCommon.Constants import *  # FATAL,ERROR etc.
-
+from InDetRecExample.InDetKeys import InDetKeys
+from MuonCombinedRecExample.MuonCombinedKeys import MuonCombinedKeys as MuonCbKeys
 # combined tools
 addTool("MuonCombinedRecExample.MuonCombinedTools.MuonCombinedTool","MuonCombinedTool")
-addTool("MuonCombinedRecExample.MuonCombinedTools.InDetCandidateTool","InDetCandidateTool")
 
 addTool("MuonCombinedRecExample.MuGirlTagTool.MuonInsideOutRecoTool","MuonInsideOutRecoTool")
 addTool("MuonCombinedRecExample.MuGirlTagTool.MuonCandidateTrackBuilderTool","MuonCandidateTrackBuilderTool")
@@ -40,12 +40,52 @@ addAlgorithm("MuonCombinedRecExample.MuonCombinedAlgs.MuGirlAlg","MuGirlAlg")
 addAlgorithm("MuonCombinedRecExample.MuonCombinedAlgs.MuonCaloTagAlg","MuonCaloTagAlg")
 addAlgorithm("MuonCombinedRecExample.MuonCombinedAlgs.MuonInsideOutRecoAlg","MuonInsideOutRecoAlg")
 addAlgorithm("MuonCombinedRecExample.MuonCombinedAlgs.MuGirlStauAlg","MuGirlStauAlg")
+
 addAlgorithm("MuonCombinedRecExample.MuonCombinedAlgs.MuonCombinedInDetCandidateAlg","MuonCombinedInDetCandidateAlg")
+addAlgorithm("MuonCombinedRecExample.MuonCombinedAlgs.MuonCombinedInDetCandidateAlg",
+                                    "MuonCombinedInDetCandidateAlg_LargeD0",
+                                    TrackParticleLocation=[InDetKeys.xAODLargeD0TrackParticleContainer()],
+                                    InDetCandidateLocation="InDetCandidates_LargeD0",
+                                    DoSiliconAssocForwardMuons=False)
+
+
+
 addAlgorithm("MuonCombinedRecExample.MuonCombinedAlgs.MuonCombinedMuonCandidateAlg","MuonCombinedMuonCandidateAlg")
 addAlgorithm("MuonCombinedRecExample.MuonCombinedAlgs.MuonCombinedAlg","MuonCombinedAlg")
+addAlgorithm("MuonCombinedRecExample.MuonCombinedAlgs.MuonCombinedAlg", "MuonCombinedAlg_LargeD0",
+                                                                        InDetCandidateLocation="InDetCandidates_LargeD0",
+                                                                        CombinedTagMaps=["muidcoTagMap_LargeD0","stacoTagMap_LargeD0"],
+                                                                        MuidCombinedTracksLocation="MuidCombinedTracks_LargeD0",
+                                                                        MuidMETracksLocation="MuidMETracks_LargeD0")
+
 addAlgorithm("MuonCombinedRecExample.MuonCombinedAlgs.MuonCombinedInDetExtensionAlg","MuonCombinedInDetExtensionAlg")
+
 addAlgorithm("MuonCombinedRecExample.MuonCombinedAlgs.MuonSegmentTagAlg","MuonSegmentTagAlg")
+addAlgorithm("MuonCombinedRecExample.MuonCombinedAlgs.MuonSegmentTagAlg","MuonSegmentTagAlg_LargeD0",
+                                                                        InDetCandidateLocation="InDetCandidates_LargeD0",
+                                                                        TagMap="segmentTagMap_LargeD0",
+                                                                        MuonSegmentLocation="MuonSegments")
+
+
+
+
+
 addAlgorithm("MuonCombinedRecExample.MuonCombinedAlgs.MuonCreatorAlg","MuonCreatorAlg")
+addAlgorithm("MuonCombinedRecExample.MuonCombinedAlgs.MuonCreatorAlg","MuonCreatorAlg_LargeD0",
+                                                                      MuonContainerLocation="Muons_LargeD0",
+                                                                      InDetCandidateLocation="InDetCandidates_LargeD0",
+                                                                      ExtrapolatedLocation="ExtraPolatedMuon_LargeD0",
+                                                                      ExtrapolatedTrackLocation="ExtraPolatedMuonTrack_LargeD0",
+                                                                      MSOnlyExtrapolatedLocation="MSOnlyExtraPolatedMuons_LargeD0",
+                                                                      MSOnlyExtrapolatedTrackLocation="MSOnlyExtraPolatedMuonTrack_LargeD0",
+                                                                      CombinedLocation="CombinedMuon_LargeD0",
+                                                                      SegmentContainerName="MuonSegments_LargeD0",
+                                                                      TrackSegmentContainerName="TrakMuonSegments_LargeD0",
+                                                                      TagMaps=["muidcoTagMap_LargeD0","stacoTagMap_LargeD0","segmentTagMap_LargeD0"],
+                                                                      BuildSlowMuon= False,
+                                                                      MakeClusters=False    )
+
+
 addAlgorithm("MuonCombinedRecExample.MuonCombinedAlgs.StauCreatorAlg","StauCreatorAlg")
 
 # tracking tools
@@ -106,5 +146,3 @@ addTool("MuonCombinedRecExample.MuonCombinedFitTools.MuonTrackQuery","MuonTrackQ
 addTool("MuonCombinedRecExample.MuonCombinedFitTools.MuidSegmentRegionRecoveryTool","MuidSegmentRegionRecoveryTool")
 addTool("MuonCombinedRecExample.MuonCombinedFitTools.CombinedMuonTrackBuilder","CombinedMuonTrackBuilder")
 addTool("MuonCombinedRecExample.MuonCombinedFitTools.CombinedMuonTrackBuilderFit","CombinedMuonTrackBuilderFit")
-
-