Your 2019 Forest River No Boundaries 19.7 Travel Trailer should have a 3,500 lb torsion axle and while we don't have an exact replacement, we do have an alternative solution made by Timbren:
- Timbren Axle-Less Trailer Suspension w Electric Brakes # A35RS545E
This kit is rated for 3.5K lbs and has a hub and drum assembly with a 5 on 4-1/2" bolt pattern and it uses rubber springs instead of standard leaf springs so it will mimic the torsion style of suspension. I've attached installation... view full answer...
I do have a recommendation for you as we do not carry the PJ-01 stabilizers. Instead you might consider replacing your stabilizers with the much stronger Ark Drop Down Corner RV Stabilizer Jacks # AR34FR. This will include 2 jacks which are much more durable then the stamped steel type stabilizers you currently have. They also quickly swivel up and down making it much easier to stabilize your camper. These jacks are also capable of up to 24" of total travel so there is less chance of running... view full answer...