Jaguar · Production 1968–1973

Jaguar XJ (Series 1)

Key facts

Documented period	Production 1968–1973^[1]
Make	Jaguar · United Kingdom
Generation	Series 1 · XJ6/XJ12
Body	4-door saloon^[1]
Powertrain	Not documented here
Other names	Daimler Sovereign (unstated)^[1] Daimler Double-Six (unstated)^[1]

An illustrated archive entry: specifications are not documented here yet. Suggest a source

What made it distinctive?

The 1968 XJ, later known as the Series 1, was a four-door straight-six saloon.^[1]
A longer-wheelbase option and a 5.3 litre V12 engine were added in 1972.^[1]

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References

Jaguar XJ — Wikipedia Reference work (read 11 October 2026)

Wikipedia sources link to the exact revision that was read. Specifications differ between markets, years and versions; each figure is shown with the market and version its source states.