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jayspi's avatar
jayspi
Explorer
Mar 17, 2019

Need help figuring out why my rig is overweight

Hey folks, this might be a weird question, but I need help figuring out why my rig is overweight. Let me explain. We have a Grand Design Momentum 354M 5th wheel toy hauler. Here are the stats that ...
ependydad's avatar
ependydad
Explorer
Mar 18, 2019
I'd upgrade the axles.

My old rig was not a Grand Design, but another manufacturer who was proud of their "full 12" I-Beam" frame. I was running 1,000 lbs. over GVWR and maxed out on axles (7k axles). After 2 years of fulltiming, I ended up having a buckled frame.

If you're going to upgrade the axles, I'd suggest that you also upgrade the cross-member supports between the axles.

And regularly inspect the suspension and frame while using it.

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