The phrase "tail end" is used to describe the very end or final part of something. It can refer to the last portion of a group or the concluding part of an event. Full definition
Blind spot information systems are increasingly a «must - have» feature for large trucks and SUVs with long tail ends and poor rear visibility. (cnet.com)
Sign him immediately to a team option friendly, 3 - 4 year tail end heavy contract. (sbnation.com)
The front end is low; the roof arch spans a dome that extends beyond the subtle roof spoiler to the muscular tail end. (ausmotive.com)