The most common and most likely answer to this crossword clue is the 4 plus 5 letter word REAR LIGHT
I've seen this crossword clue in Independent
R
E
A
R
L
I
G
H
T
More clues leading to the result REAR LIGHT
- Nobleman put in correct lamp at the back
- Bring up easily portable car part
- Noble right hooks producing shiner
- Tory punched by nobleman gets a shiner
- Whereby vehicle may be seen on land, crossing river
- Correct to embrace nobleman – retrospectively this is illuminating
- Stuffed by nobleman, Conservative gets a shiner
- Back Red in production of larger hit
Buddy explains!

The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.