Saloon, coupè, cabriolet.
Another 250 permutation, initially with the established fuel-injected 3-litre engine. From early '68 longer-wheelbase SEL has the 2.8-litre unit from the 280SL, although the car is still tagged the 300SEL; at time of this engine change, 300SE coupè and cabrio deleted, along with 300SE. Air suspension only on lwb 3-litre SEL, which is at first sold only with automatic. New V8-powered 300SEL 3.5 arrives Frankfurt 1969.