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Class A body roll

mc_cc
Explorer
Explorer
I know this topic has been covered many times. I purchased a 2016 Fleetwood bounder 35K this year with a 22,000lbs F53 suspension. These are very tall rigs and very top heavy. I performed the cheap handling fix but the amount of body roll is still too out of control. Tiffin motorhomes adds Sumo springs as a standard feature on their class A gas rigs. Would the Sumo springs help with the body roll issue? I want to stiffen up the body roll. Road master makes a beefed up sway bar that is quite expensive, but for my issue, I think I need a beefed up sway bar for both front and back. What would be the cheapest route to begin with first? The cheap handling fix has already been done.
Mark
43 REPLIES 43

Mile_High
Explorer
Explorer
I don't understand, a shock dampens motion, but doesn't do anything to support weight in a roll. Springs yes, air bags yes, even sway bars yes, but I don't get the shocks unless they are air lift shocks.
2013 Winnebago Itasca Meridian 42E
2013 Jeep Wrangler Unlimited Sahara Towed

et2
Explorer
Explorer
AJR wrote:
Koni shocks


X2

rgatijnet1
Explorer III
Explorer III
Jim@HiTek wrote:
Something else that might help the roll situation, especially if it's mostly wind related, are these air tabs. I'm planning on getting them myself soon. I've been reading about them for a while and I'm really intrigued.

V-Spoilers


They worked great on the two coaches where I installed them, including my current one. We travel a lot in the Great Plains areas during the Winter and the winds can be severe.

Jim
Explorer
Explorer
Something else that might help the roll situation, especially if it's mostly wind related, are these air tabs. I'm planning on getting them myself soon. I've been reading about them for a while and I'm really intrigued.

V-Spoilers
Jim@HiTek
Have shop, will travel!
Visit my travel & RV repair blog site. Subscribe for emailed updates.
Winnebago Journey, '02
Cat 330HP Diesel, 36.5', two slides.

rgatijnet1
Explorer III
Explorer III
You can install after market four corner air bags, with a dash control to inflate them. If the body roll from winds or trucks passing is bothering you, all you have to do is inflate them to stiffen up the suspension. When the winds subside and you are on back roads, you deflate the air bags and you have the same smooth ride as before.

Rwake901
Explorer
Explorer
Another vote for Sumo Springs. I can't believe the difference they make.

RedRollingRoadb
Explorer
Explorer
Check your sway bar brackets and bolts and the bushing mounts. They have a habit of coming from the factory loose. I had one bracket break and couple of bolts loose at 6000 miles. Ford warranted it.

How is your weight distrubuation?

jergeod
Explorer
Explorer
Sumos. I put them in 3 years ago and will never own a ford chassis without them again. Helps with body roll, smooths things out no more banging.
George & Jerri
USMC VET
Jayco Eagle 339 flqs
upstate NY

Canadian_Rainbi
Explorer
Explorer
If you plan or would like to visit the West Coast see These Guys in Grants Pass Oregon. (Don't go in the winter ๐Ÿ™‚ )

AJR
Explorer
Explorer
Koni shocks
2007 Roadtrek 210 Popular
2015 GMC Terrain AWD

Jim
Explorer
Explorer
I had porpoising and roll in my 26,000 lb Bounder and installed Bilsteins with the lifetime warranty. Immediate improvement. The shocks I took out were in pretty bad shape, leaks, total failures. That was 11 years ago and when I sold the Bounder early this year, the Bilsteins were still working well.

Bilsteins that came with many RVs as they left the OEM's factory over the years are not quite as good as their aftermarket product so you may hear some dissing them.
Jim@HiTek
Have shop, will travel!
Visit my travel & RV repair blog site. Subscribe for emailed updates.
Winnebago Journey, '02
Cat 330HP Diesel, 36.5', two slides.

Phil___Stephie
Explorer
Explorer
Like the Sumos on our Tiffn 36LA.

Phil & Stephanie Grey


"Partners In Life"
2016 Allegro 36LA
2007 Chevy HHR
Yorkies; Paisley Marie & Opie Taylor

hotjag1
Explorer II
Explorer II
I personally don't think tire pressure is going to stop body roll.

I feel like I have to much body roll on our coach going out of uneven driveways and when making turns. I am going to put on Bilstien shocks. I have been told by several members on here that the Bilstiens will control body roll and a better ride too. We shall see!
hotjag1
2003 40' Allegro Bus, 3 slides, 400hp 8.9 liter ISL Cummins

2000 24' Dynamax Isata

enblethen
Nomad
Nomad
Weigh rig and then adjust tire air pressure accordingly. Possible free fix!

Bud
USAF Retired
Pace Arrow


2003 Chev Ice Road Tracker