Has the wheelbase been stretched. Looks too long to be a 5100. A 5100 series COE is hard to find. 5100 series COE's are 110"in. wheelbase trucks. 5400 series 134"in. wheelbase, & 5700 series 158"in. wheelbase. What's the VIN (ID)plate in the driver doorjamb say. Do you have more photos.
