EnginesMaybach NL 38 TRMaybach NL 38 TRMaybach NL 38 TRLayoutInlineCoolingLiquidFuelPetrolDisplacement3.8 LRatingsRegimePowerRpmMax100 hp3,000Vehicles 4193119321933193419351936193719381939194019411942194319441945Panzer I Ausf. B399Sep 1939 – Jul 1943≈ Apr 1940 – Nov 1941May 1940 – Jun 1940Sturmpanzer IMay 1940 – Jun 1940Apr 1941 – Apr 1941≈ Jun 1941 – Jun 1943Panzerjäger I (1st series)Panzerjäger I (2nd series)