Race Comment Explainer

Original comment with matches highlighted:

in rear, pushed along over 2f out, arer final ,

Matched phrases & meanings

Phrase	Meaning
Pushed along	The jockey started to urge the horse (hand-riding, not necessarily using the whip).
Never nearer	The horse's closest point to the leader was the position it finished in (ran on late).
Furlong	Unit of distance; one furlong is 1/8 of a mile (approx. 200 meters).
Ran on	The horse maintained or increased its speed in the final stages.
Rear	Running near the back of the field.

Summary

The jockey started to urge the horse (hand-riding, not necessarily using the whip).
The horse's closest point to the leader was the position it finished in (ran on late).
Unit of distance; one furlong is 1/8 of a mile (approx. 200 meters).
The horse maintained or increased its speed in the final stages.
Running near the back of the field.