Repairs Hydro-Gear Swap

[Sparky12]

I have a 311-0800(1715070) in my Broadmoor. Is there any difference in the Hydro-Gear 312-0800(1715764) which I would like to purchase and install?
Any help would be appreciated, Thanks

 

[mechanic mark]

Contact Simplicity and ask tech support about gear swap, feasible or not?