Is it possible that a distinct lower-class culture exists?

"Yes" it is possible that a distinct lower-class culture exists.

Explanation:

The lower class culture get developed within any community due to environment individual face after birth upto the growth, therefore they get embedded with such mentality and many times it become barrier for their success itself.

For an instance regarding education if a lower class individual have goal of achieving education and stand in society as a leader or role model for others, then rarely support is favored as they believe education not affordable for them nor useful as such. But now scenario is changing as people are interested to learn how education can be the most powerful weapon in this world to conquer any kind of battle.