On 15 February 2004, a faulty 16-tonne wagon broke free and sped down Shap Summit killing four men working on the West Coast Main Line.

BBC: Tebay rail deaths anniversary: Ceremony held at memorial

On 15 February 2004, a 16-tonne wagon broke free and sped down Shap Summit killing four men working on the West Coast Main Line, near Tebay, Cumbria.

BBC: Cumbria

The Jetta TDI SportWagen could be a spiffy urea-free replacement for the old Benz wagon if you don't mind something smaller.

WSJ: Cars With a Higher Clearance