Ferris 1715435SM is the spring, extension Clinton Tractor supplies for this application. It is listed as fitting 7 Ferris models.
What 1715435SM fits
This spring, extension covers 7 Ferris models. Commonly ordered for the 2691386-00 - ZTX, 25 Gross HP B&S and 52" Mower Deck, 2691386-01 - ZTX, 25 Gross HP B&S and 52" Mower Deck, 2691386-02 - ZTX, 25 Gross HP B&S and 52" Mower Deck. If your machine isn't listed, check the serial number before ordering.
Which numbers it replaces
1715435SM replaces 1715435. If your parts manual or the old box shows any of those numbers, this is the correct current replacement — no fitment change.

