BMW 635 M CSI 1985

History and background

The BMW 635 M CSI belongs to the first generation 6-Series, known internally as the E24. This model appeared in the mid-1970s as a successor in BMW's higher sporty segment and was developed based on the technical principles of the 5-Series of that period. The 6 Series combined long-distance comfort with a coupe shape and positioned itself as a gran turismo in the upper mid-range segment. Over the course of production, the BMW 635 M CSI became one of the best-known versions within that series.

The designation 635 refers to the six-cylinder inline engine with a displacement of about 3.5 liters, while the addition CSI within BMW stood for a variant with injection. By 1985, the E24 was in late production, after the model had been well established in BMW's lineup for some time. The 6 Series was delivered in several markets and received technical and optical modifications during its lifetime, while keeping the model's baseline recognizable. In that context, the BMW 635 M CSI was seen as one of the more characteristic versions of the series.

Within BMW's market position, the 635 M CSI occupied a place between the more representative models and the emphatically sporty M derivatives. Its design, wheelbase and engine arrangement gave the E24 a permanent place within the brand's range. In this regard, the BMW 635 M CSI is often associated with the period when BMW more emphatically tied its sporty image to larger coupes with six-in-line engines.

Characteristics and special features

The BMW 635 M CSI is technically known for its classic bodywork with an elongated hood, rear-wheel drive and the typical BMW six-cylinder configuration of those years. The model shares its basic architecture with other variants in the E24 series, but stands out for the way BMW brought together comfort and driving experience within the same concept. The coupe shape, relatively low roofline and long hood are characteristic of the BMW 635 M CSI and are in keeping with BMW's design thinking in the 1980s.

In the case of the BMW 635 M CSI, its historical place within the 6 Series is important. The E24 was the first large BMW coupe in this version and throughout its production years remained a benchmark within the brand for a fast two-door travel car. The later years of production, including 1985, fall during a period when the E24 was still recognizable as technically related to the earlier years, but by now had evolved enough to retain its position in the BMW program. The BMW 635 M CSI thus became a fixture within the manufacturer's lineup.

Summary

The 1985 BMW 635 M CSI is part of the E24 generation and represents BMW's classic large coupe with six-cylinder technology and rear-wheel drive. The model occupies a recognizable place within 6-series history and reflects BMW's design and engineering philosophy in the 1980s. To get a good idea of the lot, we recommend coming to the viewing day.