In 1999 the SP12G3 spec99 was introduced as a new version of the SP12G3. The chassis was slightly changed. It was available with a regular and a forward cell chassis plate. The batteries were fixed with a strip.
![](http://www.corally12.nl/wp-content/uploads/2021/01/Corally-SP12G3-99-1.jpg)
![](http://www.corally12.nl/wp-content/uploads/2021/01/Corally-SP12G3-99-r-1.jpg)
In 1999 the SP12G3 spec99 was introduced as a new version of the SP12G3. The chassis was slightly changed. It was available with a regular and a forward cell chassis plate. The batteries were fixed with a strip.