Best Dolly for our 28’ Int Sig

[PS Helen]

Hi all New to the forum. We love our 28’ International Signature EXCEPT for the process of getting her (Helen) in and out of our back yard. We have a slight grade from grass to the driveway. We push it all the way out. Does anyone have experience with a dolly other than Parkit360 they could suggest? We’ve been researching. Just want to throw this out there and see what might come up. Thank you.
Michael.