I contacted Grand Design to see if they could help. From your VIN number they reported the the spring you are using is Item number 130041 "Axle Spring for 35K Axle Dexter" and provided the attached picture. The pictured axle is marked 072-042-00, which is a 4-leaf spring, 1-3/4" wide, 25-1/4" long and rated for 1750 pounds
The etrailer # e28SR is a similar 2-eye spring that is also 1-3/4" wide X 25-1/4" long and is rated 5000 pounds per spring. Alternatively, we also have the Universal... view full answer...
The Solera 69" Standard Flat Awning Support Arm # LC281154 is the correct replacement for your 2020 Grand Design Transcend Xplor Travel Trailer. view full answer...
You can likely find a replacement washer at your local hardware/home improvement store but if you're looking for complete new hardware you'll need to get the whole Universal Z-Mount Bracket Kit for Furrion Rooftop Solar Panels # FR44PR as Furrion doesn't have these parts pieced out individually. view full answer...
It is not required to replace all of the brakes at once on your tandem axle trailer. However, you should replace the opposite side brake assembly on that same axle as you said. Assuming you need a 12" x 2" brake assembly like the # 23-105 you were looking at, you will need the # 23-105-106 for a left and right hand assembly. If you want self-adjusting brakes then you will need the # 23-458-459 instead. view full answer...
For each of your Lippert 3500lb axles you will need the following components.
Timken Inner Bearing & Race # TMK73VR Qty 2
Timken Outer Bearing & Race # TMK23VR Qty 2
etrailer Grease Seal # 58846 Qty 2
Grease Caps # RG04-040 Qty 1
We do not carry a Timken grease seal or caps in the size you need for your Lippert axle. view full answer...