As the topci name say´s
The Case IH 956XL from Smits.
The model is the IH Britains 956XL with the wheels of a UH Deutz K with the tyre of the UH Claas celtis.
The example
http://10.imageshack.us/img10/5159/wimdustyfrezen022
http://715.imageshack.us/img715/6513/wimdustyfrezen011
http://715.imageshack.us/img715/5671/wimdustyfrezen010
The model
http://825.imageshack.us/img825/3426/caseih956xlsmits132009
http://585.imageshack.us/img585/6343/caseih956xlsmits132008
http://515.imageshack.us/img515/8315/caseih956xlsmits132007
The model was already to be seen in Zwolle at the LCN show 2011