diff --git a/src/modules/graphic/osggraph/CMakeLists.txt b/src/modules/graphic/osggraph/CMakeLists.txt
index 020eeeaec..6167a40eb 100644
--- a/src/modules/graphic/osggraph/CMakeLists.txt
+++ b/src/modules/graphic/osggraph/CMakeLists.txt
@@ -1,8 +1,9 @@
 INCLUDE(../../../../cmake/macros.cmake)
 
 SET(OSGGRAPH_HEADERS OsgVectorArrayAdapter.h OsgColor.h OsgAtomic.h
-                     OsgReferenced.h OsgSharedPtr.h OsgSphere.h OsgSun.h
-                     OsgMoon.h OsgStars.h OsgDome.h #OsgStateAttributeFactory.h
+                     OsgReferenced.h #OsgSharedPtr.h 
+		     OsgSphere.h OsgSun.h OsgMoon.h OsgStars.h OsgDome.h 
+			#OsgStateAttributeFactory.h
                      OsgCloud.h OsgSky.h
                      AccGeode.h AccException.h ReaderWriterACC.h
                      OsgLoader.h OsgScenery.h OsgRender.h OsgMath.h OsgMain.h
diff --git a/src/modules/graphic/osggraph/OsgCar.cpp b/src/modules/graphic/osggraph/OsgCar.cpp
index 424abf38e..16066f25d 100644
--- a/src/modules/graphic/osggraph/OsgCar.cpp
+++ b/src/modules/graphic/osggraph/OsgCar.cpp
@@ -421,7 +421,7 @@ void SDCar::updateCar()
     {
         osg::Vec3 vtx = *itr;
         osg::Vec4 tvtx = osg::Vec4(vtx,1.0f)*mat;
-        tvtx._v[2] = RtTrackHeightG(car->_trkPos.seg, tvtx.x(), tvtx.y());
+        tvtx._v[2] = RtTrackHeightG(car->_trkPos.seg, tvtx.x(), tvtx.y())+ 0.0699;
         osg::Matrix iv = osg::Matrix::inverse(mat);
         osg::Vec4 vtxw = tvtx*iv;
         vtxw._v[2] = vtxw.z();
diff --git a/src/modules/graphic/osggraph/OsgDome.h b/src/modules/graphic/osggraph/OsgDome.h
index 1adacd67d..49de94cfb 100644
--- a/src/modules/graphic/osggraph/OsgDome.h
+++ b/src/modules/graphic/osggraph/OsgDome.h
@@ -31,7 +31,7 @@ namespace osg
 class DrawElementsUShort;
 }
 
-class SDSkyDome : public SDReferenced
+class SDSkyDome
 {
     osg::ref_ptr<osg::MatrixTransform> dome_transform;
     double asl;
diff --git a/src/modules/graphic/osggraph/OsgWheel.cpp b/src/modules/graphic/osggraph/OsgWheel.cpp
index dee4b0650..3eca19dd9 100644
--- a/src/modules/graphic/osggraph/OsgWheel.cpp
+++ b/src/modules/graphic/osggraph/OsgWheel.cpp
@@ -52,6 +52,7 @@ osg::ref_ptr<osg::Node> SDWheels::initWheels(tCarElt *car,void *handle)
 
 osg::ref_ptr<osg::MatrixTransform> SDWheels::initWheel(int wheelIndex, const char * wheel_mod_name)
 {
+#if 1
     osgLoader loader;
     char wheel_file_name[32];
     char buf[4096];
@@ -84,7 +85,41 @@ osg::ref_ptr<osg::MatrixTransform> SDWheels::initWheel(int wheelIndex, const cha
             wheels_switches[wheelIndex]->addChild(wheel,false);
         }
     }
+#else
+    char wheel_file_name[32];
+    char buf[4096];
 
+    std::string LocalPath = GetDataDir();
+
+    osg::ref_ptr<osgDB::Options> options = new::osgDB::ReaderWriter::Options();
+    //options = new osgDB::ReaderWriter::Options;
+    options->getDatabasePathList().push_back(LocalPath+"data/objects/");
+
+    snprintf(buf, 4096, "drivers/%s/%d/", car->_modName, car->_driverIndex);
+    options->getDatabasePathList().push_back(LocalPath+buf);
+
+    snprintf(buf, 4096, "cars/models/%s/", car->_carName);
+    options->getDatabasePathList().push_back(LocalPath+buf);
+
+    options->getDatabasePathList().push_back(LocalPath+"data/textures/");
+
+    wheels_switches[wheelIndex] = new osg::Switch;
+
+    // Load speed-dependant 3D wheel model if available
+    for(int j=0;j<4;j++)
+    {
+        osg::ref_ptr<osg::Node> wheel = 0;
+        if (wheel_mod_name && strlen(wheel_mod_name))
+        {
+            snprintf(wheel_file_name, 32, "%s%d.osg", wheel_mod_name, j);
+            wheel = osgDB::readNodeFile(wheel_file_name, options);
+            wheels_switches[wheelIndex]->addChild(wheel,false);
+        }
+    }
+
+    options->getDatabasePathList().clear();
+    options = NULL;
+#endif
 
     osg::ref_ptr<osg::MatrixTransform> whlsize = new osg::MatrixTransform;
     float wheelRadius = car->_rimRadius(wheelIndex) + car->_tireHeight(wheelIndex);