The most common and most likely answer to this crossword clue is the 7 letter word SADDLED
I've seen this crossword clue in Financial Times
S
A
D
D
L
E
D
Buddy explains!

The straight part
We know that "Ready to ride" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case ready to ride = saddled.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.
What does SADDLED mean?
SADDLED verb- To put a saddle on (an animal).
- To get into a saddle.
- To burden or encumber.
- Wearing a saddle.