Thank you for choosing Danco products. We apologize for the inconvenience you have experienced. Please call 800-523-5135 option #2 during our business hours (Monday – Friday 8 am – 5 pm CST) so we can better assist you with the issue you are having . It will be easier to go over this matter over the phone. Thank you in advance.
Thank you for your inquiry. The overflow plate is 3-1/8" and the drain is 2-3/4"
Thank you for contacting Danco. The diameter is 3 inches long.
Very easy to install.
Thank you for inquiring about a Danco product. Yes, your Gerber model #41-818-91, will be compatible with our Danco Trip Lever Tub Drain Kit.
Thank you for inquiring about a Danco product. Yes, this is compatible with the Kohler Swiftflo bath drain
Thank you for inquiring about a Danco product. You will need the tub drain linkage and plunger assembly #88924 for your trip lever tub drain kit.
I'm not sure of your question, but what you see is what you get. Hope that helps
I don't know Pfister price, can't compare. I bought it to replace my Delta, I think the price is reasonable
The back part of the assembly should be pictured as it might be essential to the evaleation.