
The sentence is correct.
In Googlefight
Spring ahead, fall behind - 1 960 000 hits
Spring ahead, fall back -14 900 000 hits.
Where I am in Canada we use "fall back".

Should I replace "behind" with "back"?

No, you can leave it.

Thank you, Dejo!
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This sentence was initially added as a translation of sentence #1977010
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