emissions standards. Additions to the petrol engines included a 2.7-litre four valve 3RZ-FE engine as well as an LPG variant of the same engine with a code of 3RZ-FP. Exterior changes included new cab designs along with redesigned electrically controlled wing mirrors, new turn signals and new thermo plastic steel steps. On the interior, new adjustable seat belts were added with a reclining angle of 31 degrees along with a new dashboard. The braking and suspension systems were improved for enhanced performance. A new cab style called the grand cab was added to the line up in addition to the standard cab which was similar to the 4.0 tonne model but had extended deck space. In 1997, a new cab style called the Super Low Cab was added to the range which features the cab ahead of the front axle. The cabin was moved forward by and the floor was lowered by for increased deck space. As with many other generations of the Dyna, this generation was also assembled in Ovar, Portugal, by Toyota's local partner Caetano for local sales. U300 – U400 Series (1999–2011) and Hino Dutro The seventh generation Dyna was introduced in May 1999 and was jointly developed by Toyota and Hino. The Hino Dutro sold as a result was a rebadged Toyota Dyna. The cabins were made more aerodynamic, spacious and curved. New headlamps were installed to continue the cabin aesthetic. Interior quality as well as the dashboard were improved and made more ergonomic. The front suspension was modified and a new liquid sealed cab mount improved ride quality. The wheelbase was the longest in its class at . Changes to the engine line up included the addition of a turbocharger to the 4.1-litre diesel engine. In June 2000, the LPG engine was revised and a new gasoline engine rated at was added to the lineup. In September 2002, a low emissions model was introduced for use in metropolitan areas. In May 2003, the engines were revised to comply with the 2001 vehicle emissions regulations. In September of the same year, a Hybrid model was added to the lineup. The Dyna/Dutro underwent a minor revision in May 2004 which resulted in the introduction of the common rail diesel fuel injection system as well as the EGR (for gasoline powered models) and DPR (for diesel powered models) systems. In July of the same year, the engine of