Do You Have Running Boards for a 2020 Thor Quantum 25 Motorhome?
Updated 12/15/2025 | Published 11/01/2024
Question:
I need a running board or cab step for a 2020 Thor Quantum 25 motorhome on a MB Sprinter. Do you sell something, or perhaps a universal that I could modify to fit?
asked by: Bob
Expert Reply:
Hey Bob! I am sorry we do not have any custom fit running boards or steps for your 2020 Thor Quantum 25 Motorhome. Additionally, I checked with all of our vendors and none of them make a set either.
The only universal option I have that might work is the DeeZee Universal Nerf Bars item # DZ3700301. The main issue is they are 32" long. Looking at pics of your motorhome, I am not sure there's enough space between your front wheel wheel and past the door where the Thor body pushes out from the Sprinter chassis.
Product Page this Question was Asked From
Carr Transit Step for Cargo Vans - Side Door - Steel Platform - 20" Wide - Black - 1 Pair
- Nerf Bars - Running Boards
- Cargo Van Step
- Side Door
- Matte Finish
- Manual Retractable Step
- Steel
- Black
- Carr
more information >
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Jerred H.
12/15/2025
Hey Bob, did you get a chance to see if the DeeZee universal nerf bars would fit your Thor Quantum on the Sprinter chassis? Your update could make it easier for others working with the same setup.