Adrian @ JB Solutions
Jetboaters Admiral
- Messages
- 5,474
- Reaction score
- 4,471
- Points
- 392
- Location
- Tampa Bay, FL
- Boat Make
- Yamaha
- Year
- 2021
- Boat Model
- 252SE
- Boat Length
- 25
Good info here:
5thgenrams.com
Not really active on that forum anymore but some pretty smart guys.

An Engineer's Ultimate Guide To 3.21 VS 3.92 Axle Ratio
I hope this post will help to end the debate with facts and not opinions, and become THE post people refer to those who are having a hard time deciding. You already know that 3.92 is better for towing, and 3.21 gets better fuel economy, so I will talk about what you might not know Bottom line...

Not really active on that forum anymore but some pretty smart guys.