Wheel size for the 1990 Porsche 928 will vary depending on model chosen, although keep in mind that many manufacturers offer alternate wheel sizes as options on many models. The wheel size available will alter the range of tyres available to be fitted.

Dimensions for the 1990 Porsche 928 are dependent on which body type is chosen. The maximum width and height is 1836mm x 1282mm and can vary on the basis of model.

Fuel consumption for the 1990 Porsche 928 is dependent on the type of engine, transmission, or model chosen. The Porsche 928 currently offers fuel consumption from 21.9L/100km.

The 1990 Porsche 928 has no towing capacity for the selected year. Some models also offer heavy-duty or towing option packs which can increase towing capacity, as well as options which can hamper towing capacity. Towing capacities can vary wildly on a large number of factors. These include engine, transmission, model, and options chosen. Always check with the manufacturer or in your vehicles handbook before attempting to tow anything.