4-light saloon, 4-light special saloon, 6-light saloon, 6-light special saloon, coupé, 7-seater limousine.
Basically an updated KZ on a 104ins wheelbase, it became known as the Speed Four Special in '34 and had a three point rubber mounted engine, again following Yank practice. Pressed steel wheels and different bonnet louvres were new for '35, but it was still fairly mundane under the skin, even having gravity feed.
- 2120cc (S4 SV)
- Front engine, rear-wheel drive
- Production dates:
- 1933 to 1935
- Number produced: