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Front and Rear Sway Bar Recommendation for 2015 Forest River Forester 3011DS  

Updated 03/17/2026 | Published 03/13/2026

Question:

Hello, I have a 2015 Forest River Forester 3011DS. It is a 32’ RV on a Ford E450 6.8 V10 chassis. I am looking to add a few components because I am going to start flat towing a 2025 ford escape PHEV. I am looking to add a Front Sway Bar 1139-189, a rear sway bar 1139-163, and possibly a Rear Trac Bar SS450. Just wanted to see your thoughts on this setup for my coach? Also, it doesn’t look like you carry the SS450?

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Expert Reply:

Hey Erik, for your 2015 Forest River Forester 3011DS the Roadmaster front sway bar part # RM-1139-189 is the correct fit but for the rear bar you would want # RM-1139-147 instead. We do not have a Tracbar that fits your RV at this time though.

I would try the front and rear bar though and see how you like it as those are the two biggest improvements you can make with the rear bar being the biggest.

expert reply by:
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Jameson C
Roadmaster Bar
Roadmaster Bar
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Erik W. profile picture

Erik W.

3/17/2026

Hi Jameson, Thank you for your reply. I just wanted to confirm using RM-1139-147 over the RM-1139-163. I had read that the 163 is recommended for RV's over 30' in length. My RV is 32' and I will be flat towing a vehicle behind the RV. Do you think the RM-1139-147 will be sufficient for this use case?

Jameson C. profile picture
Etrailer Expert

Jameson C.

3/17/2026

@ErikW The RM-1139-163 is actually for emergency vehicles and not RVs which is why I recommended the other part number.

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