6. In 1999 for Tata Motors Single upper deck was developed by P.L. Haulwell with Double wipro Hydraulick Jack on Tata 1512 chassis
7. In 2001 – 2002 Tata 1613 Tractor trailor Covered Trailors were fabricated. Length 18.5 meters to 19 mt. ydraulic jack a
8. In 2003 Tata Introduced 3015 Trailor and The trailor length start increasing to accommodate the New Models of Cars
9. In 2004 – 2005 new model 3516 introduced and start replacing 3015 model With higher engine Power the trailor length start increasing from 18 mt – 18.5 mt 20mt 22mt… so on
10. In 2010 euro III norm introduced and 3516 is replaced by 3518. During the past 6 year the trailor engine capacity and technology improved but the rear semi trailor start replacing 3015 model With higher engine Power the trailor length start increasing from 18 mt – 18.5 mt 20mt 22mt… so on