The title compound, [ZrCl(C 8 H 13 Si) 3 ], is a bent metallocene with two η 5 -cyclopentadienyl ligands and one η 1 -cyclopentadienyl ligand, i.e. chloro(3-trimethylsilylcyclopentadienyl-C 1 )bis(η 5 -trimethylsilylcyclopentadienyl)zirconium. The Zr-C bond length to the η 1 -cyclopentadienyl ligand is 2.396 (5) A and the Zr-Cl bond length is 2.442 (1) A