Based on the provided data, the private sale valuation for the Peugeot 406 (1996-04) 5-door estate with a 2.0 HDI 110 GTX AC SN indicates that all vehicles in the sample are valued at or below £1,000 in the UK. This suggests that the market price for private sales of this particular model is generally quite low, reflecting factors such as age, mileage, condition, or market demand for vehicles of this type and era. It highlights that these vehicles tend to be considered budget-friendly options or are likely to be older with diminished market value.

The data indicates that all PEUGEOT 406 (1996-04) 5DR ESTATE 2.0 HDI 110 GTX AC SN vehicles primarily have a 2.0-liter diesel engine, with 100% of the sampled vehicles equipped with this engine type and fuel. This suggests a consistent engine configuration across the model range during this period, emphasizing the diesel variant's dominance in this particular model.