The guide to the BMW 5 Series (from 1988) provides comprehensive information on the models 520i, 525i, 530i, and 535i, which are equipped with various engines. This volume covers both the six-cylinder and four-valve variants and offers detailed technical data on the engines, ranging from 125 hp to 211 hp. In addition to technical specifications, safety-related features such as ABS, airbags, and traction control are also discussed. Comfort features like automatic transmission, air conditioning, and electric windows are also addressed. The guide is aimed at car enthusiasts and offers valuable insights into the technology and equipment of these popular BMW models.