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  1. Vehicle Suspension
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  4. Front Axle Suspension Enhancement
  5. Light Duty
SumoSprings Solo Custom Helper Springs - Front Axle

SumoSprings Solo Custom Helper Springs - Front Axle

Item # SSF-280-47
Retail:$273.86
Our Price: $257.99
You Save: $15.87
Vehicle Suspension

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1,500-lb Capacity. Upgrade your vehicle's front suspension with these maintenance-free helper springs. Sturdy microcellular urethane springs cushion bumps and help support a heavy load to level your ride and minimize sway. No-drill installation. Great Prices for the best vehicle suspension from SuperSprings Intl. SumoSprings Solo Custom Helper Springs - Front Axle part number SSF-280-47 can be ordered online at etrailer.com or call 1-800-940-8924 for expert service.
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SuperSprings Intl Vehicle Suspension - SSF-280-47

  • Jounce-Style Springs
  • Front Axle Suspension Enhancement
  • Light Duty
  • SuperSprings Intl

1,500-lb Capacity. Upgrade your vehicle's front suspension with these maintenance-free helper springs. Sturdy microcellular urethane springs cushion bumps and help support a heavy load to level your ride and minimize sway. No-drill installation.


Features:

  • Helper springs upgrade your vehicle's front suspension for improved driver control and comfort
    • Support heavy front-end loads to keep your vehicle level
    • Help to absorb bumps and shocks
    • Minimize sway
  • Progressive load control - springs compress according to the weight of your cargo
    • Lighter loads - springs compress easily at first for soft engagement and a less bumpy ride
    • Heavier loads - springs compress by as much as 80 percent for support
  • Springs work independently from each other to compensate for off-center loads and reduce body roll during sharp turns
  • Durable microcellular urethane
    • Works in temperatures from -25 F to 200 F
    • Resists damage caused by oils, road salts, and UV rays
  • Minimal lateral expansion - springs compress vertically instead of to the sides so they aren't easily damaged when operating in tight spaces
  • Maintenance-free - no tubing to run or air pressure to monitor like with air springs
  • Simple, no-drill installation
  • 2 Jounce-style springs included
  • Made in the USA


Specs:

  • Weight capacity (at 50-percent compression): 1,500 lbs
    • SumoSprings will not increase your vehicle's weight-carrying capacity
  • Limited lifetime warranty
  • 30-Day satisfaction guarantee


Front Suspension Support

A heavy front load can cause front-end sag as your factory suspension compresses under the weight of the load. This means that the front axle is trying to support not only the extra load but also the weight of your vehicle. And because there is less weight on your rear axle, your rear tires make less contact with the road, which causes problems with traction, steering, and braking. SumoSprings upgrade your vehicle's factory suspension to level your vehicle, improve driving performance, and keep your ride comfortable.


Installed spring when it is not compressed

SumoSprings provide progressive load control - the more you load them, the stiffer they become. With a lighter load, the springs will compress easily for soft engagement and a less bumpy ride. The closed-cell urethane material allows for smooth contact between the springs and your vehicle. And the springs act like a shock absorber to dampen road vibration.


Installed spring when it is compressed

The springs can also compress by as much as 80 percent to support a heavy front load and to help your factory suspension bear up under the load. This evens out the weight, which levels your vehicle and ensures that your rear tires are making better contact with the road. A level ride means that you have improved driving control, ensures safe headlight aim, and helps to minimize sway. The springs also support your factory suspension, which helps prevent sagging and reduces bottoming out.


The springs work independently from one another to support each side of your vehicle. This action helps to reduce body roll when you make a sharp turn. This also helps compensate for an off-center load.


Durable, Custom-Fit Springs

These microcellular urethane springs are tough. They resist abrasion, oil, salt, and UV rays that can more quickly wear out other springs, and they perform well in temperatures ranging from -25 F to 200 F (-33 C to 93 C).


SumoSprings compress vertically with minimum expansion to the sides, so they won't be damaged by nearby mechanical parts and they fit safely into tighter spots. And unlike air springs, SumoSprings require no maintenance or adjustment.


The helper springs are custom designed to fit your vehicle, and they install easily - no drilling required.



SSF-280-47 SuperSprings Sumo Springs Solo Front Vehicle Suspension Kit

Replaces SSF-280

Installation Details SSF-280-47 Installation instructions

This Product Fits The Following Vehicles




Customer Satisfaction Score:


Customer Reviews

SumoSprings Solo Custom Helper Springs - Front Axle - SSF-280-47

Average Customer Rating:  4.7 out of 5 stars   (2285 Customer Reviews)

1,500-lb Capacity. Upgrade your vehicle's front suspension with these maintenance-free helper springs. Sturdy microcellular urethane springs cushion bumps and help support a heavy load to level your ride and minimize sway. No-drill installation.

by:

they work as they should . handles much better when towing my trailer.



by:
2004 Workhorse W-Series

These Sumo springs were a great upgrade. So easy to install, less than 20 minutes.



by:
2006 Fleetwood Bounder Motorhome

Easy installation and definitely helped with front sway to some degree. Excellent product and support from E-Trailer.



by:

Purchasing SUMOSPRINGS from etrailer.com made it easy,
Kennika C. ensured that the product was the right one for my RV. Installation was easy took me and my wife (my hands would not fit to reach the bolt) an hour to install, took the RV for a test ride and I notice the difference right away, limiting sway, and the harshness of road bumps. If your having issues with hard road bumps shaking your RV, why wait purchase SUMOSPRINGS.

Victor

10/4/2022

Great

Victor

6/11/2023

I had severe vibration on my Right side front tire of RV, now with the new sumosprings I dont have that issue any longer easy to install and they continue to meet my satisfaction. Buy them!

Etrailer Expert

Mike L.

7/12/2023

@Victor Niiice! We're glad to hear that your SumoSprings are continuing to work well for you!


by:
Workhorse

2007 Workhorse W22 chassis, easy install, slight KJ knuckle busting on drivers side, but patience works.

Bryan

12/30/2021

Most Excellent, great ride



by:

Competitive price. Quick shipping



by:

Made a big difference, would recommend this product. Much more stable ride. Was so satisfied with the front, did the back too and it really helped. Do both ends, you won't regret it.



by:
2005 Workhorse W-Series

Finished installing somo springs and rear antiswaybar couple of days ago. Products seem to be of excellent quality and installation was relatively easy. Have not been able to get out on the road due to Covid-19 but hopefully will be able to travel in a couple of weeks.



by:
2006 Workhorse W-Series

Adding the SumoSprings to the front of my W24 motorhome improved the ride over some of the worst roads I have seen in PA. and NY.

Frank P.

5/31/2020

The Sumo Springs on my W-24 chassis have given me a much softer ride during the last 10,000 miles. When you are sitting right over the front axle in a motorhome, you feel every bump in the road. Sumo Springs help smooth out those bumps.



by:

While is was a bit of a struggle to get to the bolt location, I am glad I installed these SumoSprings Solo Custom Helper Springs - Front Axle. Overall, these help to make the RV ride quite a bit more stable and bounce less. The more stable ride allows to drive around corners a bit faster and with less sway.



by:

I installed a pair of these on my Newmar Kountry Star a year ago and I am really impressed with the improvement they made. After installation my motorhome is barely affected when I am passed by tractor trailers. Before the installation of the SumoSprings I was always fighting the wheel when I was being passed by large trucks.



by:
2008 Workhorse W-Series

Ordering is always simple at etrailer.com with a very helpful product fit guide. Received product in about a week which fit my plans well. I installed the Sumo front springs and just finished a 200 mile trip from Southern CA to Central CA over our well funded and maintained highways....NOT! We have made this trip more than 20 times and this time we really noticed a difference in ride quality. I can’t wait to get the rear springs next.



by:

These were super easy to install. Not sure they are to thank for the improvement while driving, pretty sure that would be the rear Sumo Springs that I added at the same time. But they are most likely what improved controlling the rocking in and out of driveways.



by:

Bought these for my previous RV etrailer always ships promptly and they're great people to deal with give them a try you'll be happy you did

John L.

12/6/2021

They were easy to install made the ride much more comfortable I think youre a great invention especially for such a low price



by:

I put these up front on my Class A RV and it reduced the harshness at the bottom of the suspension stroke. I can go a bit faster with confidence on rough roads or over bumps. E trailer earned my business.



by:

One year and 8,000 mi since I installed the Sumo's on the front of my 34 ft Coachmen class A motorhome with a W-22 chassis. Still one of the best suspension modifications I have done to my coach. Great improvement on bridge joints and small pot holes.



by:
2007 Tiffin Allegro Motorhome

Got my spring helpers and they really helped a lot. Just took 1/2 a day to install them. Just took a short test drive and everything was much quieter, with fewer rattles and no big bangs when hitting rough road. We are very pleased.



by:
Holiday Rambler

Very happy with this products and what a great difference on my Holiday Rambler 2006 now i have to buy the rear one as well and the shipping was fast as well highly recommend this product and the dealer as well



by:

Quality built product at a fair price.



by:

Sumo springs helped the ride.



by:

Great product and the service from Etrailer was A++++++++
Extremely fast shipping and felt like I was the only customer being helped that day would highly
Recommend and will buy from again
Thanks



by:

Thanks for fast delivery can't wait to put them on. Quietly good grade

Robert

8/18/2022

Great stop alot of swaying



by:

Very easy install and seems to work well after a short drive.
A lot less rocking of the coach now.
I'm a happy camper.



by:

Installed as promised
Seem to work f
ine



by:

Good customer service. Fast on receiving the springs


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Show More Reviews

See what our Experts say about this SuperSprings Intl Vehicle Suspension

  • SumoSprings That Fit for 2004 Gulf Stream 8368 MXG on Workhorse W22 Chassis
    We do have both front and rear SumoSprings (made by SuperSrings) which fit your 2004 Gulf Stream 8368 MXG on a Workhorse W22 chassis. The correct fit for your motorhome are the following: - Rear: SumoSprings Maxim Custom Helper Springs # SSR-280-54-1 - Front: SumoSprings Solo Custom Helper Springs # SSF-280-47 These will do a great job helping to keep your Gulf Stream stable and balanced for a smoother, more controlled ride.
    view full answer...
  • SumoSprings For a 2005 Winnebago Voyage 35A on Workhorse W22 or W24 Chassis
    It appears your 2005 Winnebago Voyage 35A sits on Workhorse W22 or W24 chassis. These chassis will use the Front # SSF-280-47 and Rear # SSR-280-54-1 SumoSprings. I really do not like Timbren # TWRW22 being used as these springs are very stiff compared to the SumoSprings. This causes more shock to transfer through the suspension rather than being absorbed by it.
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  • Determining The Correct Suspension Enhancement Components For 2006 Damon Intruder 38
    Since your 2006 Damon Intruder 38' could use the Workhorse 22 or the Ford F-53 Chassis you will need to confirm which engine your motorhome has. If your Intruder has the Chevrolet Vortec engine you have a Workhorse 22 chassis and will need SumoSprings # SSR-280-54-1 for the rear axle, and # SSF-280-47 for the front axle. For a front anti-sway bar you will need # RM-1259-105, and # RM88RR for a steering stabilizer. If you have a Ford V10 engine then you have the F-53 chassis and will need...
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  • Recommended Front & Rear SumoSprings for a 2005 Fleetwood Bounder Workhorse 32W
    For your 2005 Fleetwood Bounder Workhorse 32W Motorhome you can use the SumoSprings Solo Custom Helper Springs # SSF-280-47 for the front axle and the SumoSprings Maxim Custom Helper Springs # SSR-280-54-1. The front springs have a maximum weight capacity (at 50%) is 1,500-lbs, and 7,000-lbs for the rear, and will work in temperatures ranging from -25°F to 200°F.
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  • Suspension Enhancement Options for 2004 Gulf Stream Sun Voyager on Workhorse W22 Chassis
    We do have a number of suspension enhancement options that are going to fit your 2004 Gulf Stream Sun Voyager 8368MXG built on a Workhorse W-22 chassis, but there isn't a SuperSprings Stabilizer and Sway Control Kit for this motorhome. The best option for sway control for your motorhome is a rear anti-sway bar because they are better constructed with higher-strength, thicker steel than OEM sway bars. This means the bars are stronger with much higher roll stiffness to combat sway, and their...
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  • Recommendation For SumoSprings That Work With 2010 Workhorse W20 Or W22 Chassis
    Based on your information, I recommend the 5 inch tall SumoSprings Solo Custom Helper Springs, Item # SSF-280-47, for your front axle and they work with W20 or W22 variations of your 2010 Workhorse chassis. For rear axle support, I recommend the 8-1/2 inch tall SumoSprings Maxim Custom Helper Springs, Item # SSR-280-54-1.
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  • Highest Rated SumoSprings For 2006 Workhorse w22
    Hey Mike, I'll go ahead and list out the highest-rated front and rear SumoSprings for your 2006 Workhorse W22 chassis (which fit so long as it is 2-wheel drive): - Rear: SumoSprings Maxim Custom Helper Springs - 7,000 lbs # SSR-280-54-1 - Front: SumoSprings Solo Custom Helper Springs - 1,500 lbs # SSF-280-47 You made a smart choice going with SumoSprings because they do a superb job of stabilizing your rig if it starts to rock from heavy winds, or when taking a tight turn. So they'll...
    view full answer...
  • Will SumoSprings and Air Lift Kit Fit Together on the Front of a 2008 Winnebago
    Hey Robert, thanks for reaching out! The Front Axle SumoSprings # SSF-280-47 sit in the same location as the Air Lift LoadLifter 5000 # AL88101 on your 2008 Winnebago so you'll need to choose one or the other. For a no maintenance setup I recommend the SumoSprings, but if you want more control over how much support you get then you'll want the Air Lift kit instead.
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  • SumoSprings Helper Springs for Gulfstream Sun Voyager Motorhome on 2002 Ford F-53 Chassis
    For your 2003 Class A motorhome on a 2002 Ford F-53 chassis with a 20.5K GVWR, you'll want to use the SumoSprings # SSR-181-54-1. This helper spring system is designed for motorhome chassis with GVWR's between 20 and 22K lbs. I've linked to a product video for the SumoSprings product I recommended.
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  • SumoSpring Fit for Front Suspension of 2008 Fleetwood Bounder 35H Motorhome
    The Sumo Springs front helper springs you need for your 2008 35H Fleetwood Bounder Motorhome will depend on which chassis it's built on. If it's on the Ford chassis, you'd use # SSF-171-40-2. If it's on the Workhorse chassis, use # SSF-280-47. I've linked to some product videos that you might find helpful.
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  • Helper Springs and Sway Bars for a 2007 Fleetwood Bounder 34F Workhorse Motorhome
    Thank you for all of the specific model information for your 2007 Fleetwood Bounder 34F Workhorse Motorhome. I was able to narrow down our options to find a great set of front and rear sway bars made by Roadmaster. Since you have the 22,000 lbs GVW W22 chassis, you're going to want the Roadmaster Front Sway Bar item # RM-1259-105 and rear sway bar the Roadmaster item # RM-1259-108. I have attached a couple of installation and review videos for you to take a look at as well. For your...
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  • Recommendations For Reducing Sway And Body Roll In A 2004 Fleetwood Bounder 35E Workhorse W22
    With your Fleetwood Bounder being a 2004, I was unable to find out if it did or did not come with factory sway bars. However, this does not mean they cannot be added if there are no factory ones, or upgraded if there are. With that said, let's get into it. As a side note, all of these are designed to fit the 35E Workhorse W22 and are American made. To start, we have the Roadmaster Rear Anti-Sway Bar # RM-1259-109. This has a 1-3/4" diameter and will be more robust than factory sway bars....
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  • Will SumoSprings Helper Springs # SSF-280-47 fit 2004 W22 Workhorse Holiday Rambler w Leaf Springs
    Yes, the SumoSprings Custom Helper Springs Kit # SSF-280-47 that you referenced has been confirmed to work with the leaf spring suspension you have on your 2004 W22 Workhorse Holiday Rambler. I attached a picture that I took from the installation instructions for this product that shows how it installs.
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    Image 1 for Image 2 for
  • SumoSprings Helper Springs For a 2008 Fleetwood Bounder 35E Motorhome
    Your 2008 Fleetwood Bounder 35E could have built on either a Ford F-53 chassis or Workhorse W-22 chassis. You will need to verify your chassis to select the correct kit. If you are unsure the chassis information is located on a decal near the drivers seat. The Ford chassis will use the SumoSprings Rebel Custom Helper Springs # SSF-171-40-2 for the front and SumoSprings Maxim Custom Helper Springs # SSR-187-54-1 for the rear suspension. The Workhorse chassis will use the SumoSprings...
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  • How To Stop Sway on 2006 National Dolphin with Workhouse W22 Chassis
    The best option we have to reduce sway on your 2006 National Dolphin with Workhorse W22 Chassis is an anti-sway bar, the Roadmaster Front Anti-Sway Bar part # RM-1259-105 and the Roadmaster Rear Anti-Sway Bar part # RM-1259-109. These will both do an excellent job of reducing side to side rocking of the body i.e. body roll while cornering or with passing motorist. If you still require further support, you can add SumoSprings which also work to reduce side to side sway as well as front...
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  • Do the SumoSprings Custom Helper Springs Kit # SSF-280-47 and # SSR-290-54 Come with Spacers
    The SumoSprings Custom Helper Springs Kit # SSF-280-47 does not come with a spacer and # SSR-290-54 does come with a 1/2 inch spacers.
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  • Suspension Enhancement For 2003 Winnebago Adventurer on Workhorse W22 Chassis
    We don't have any repairs we can offer for flattened leaf springs, with the best thing we can offer being suspension enhancement (this won't replace your leaf springs, so you'll need to get those, but the suspension enhancement can help). I believe a 2003 Winnebago Adventurer is on a Workhorse W22 chassis though you'll need to verify that as there aren't records going back that far I can find, but if so you can use SumoSprings to help support your rig, allowing you to stay level and help...
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  • Correct Front SumoSprings for a 2009 Workhorse W-22 Chassis
    The correct SumoSprings Solo Custom Helper Springs for a 2009 Workhorse W-22 Chassis is part # SSF-280-47 which is sold as a pair. I have attached an install video I did below as well.
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  • What SumoSprings Will Fit a 2005 Coachmen Aurora Class A Motorhome?
    We have the SumoSprings # SSF-280-47 that will fit the front of your 2005 Coachmen Aurora if you have the Workhorse chassis. We also have the Rear # SSR-280-54-1 for the same chassis if you need them as well. If your Aurora was built on a different chassis than the Workhorse W22 please let me know so I can verify the correct parts. This was the only chassis I was able to see your length coach was built on but I have seen a few odd balls sneak through on occasion.
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  • Which SumoSprings Fit Fleetwood Pace Arrow 38P
    Looks like your 2008 Fleetwood Pace Arrow 38P is built on the Workhorse W-24 chassis which means the correct SumoSprings you need is the # SSR-280-54-1 for the rear axle and part # SSF-280-47 for the front axle.
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  • What Can I Put On My 2008 Damon Outlaw Motorhome To Help It From Bottoming
    Normally I would recommend either getting new shocks, or a steering stabilizer. Since you already have both of those two things I would recommend The SumoSprings Solo Custom Helper Springs Front Axle # SSF-280-47. This will help absorb bumps and shocks better then before. It also minimizes sway. At 50-percent compression it has a weight capacity of 1,500 pounds. I linked install videos on the part above.
    view full answer...
  • What SumoSprings Will Work For My 2011 Tiffin Allegro 30GA
    We have the SumoSprings that will fit your 2011 Tiffin Allegro 30GA. If you have the Ford chassis, you will the following options: For the front, SumoSprings Rebel Custom Helper Springs - 2 Piece - Front Axle, part # SSF-170-40-2 For the rear, SumoSprings Maxim Custom Helper Springs - Rear Axle, part # SSR-180-54-1 If you have the Workhourse chassis, your options are as follows: For the front, SumoSprings Solo Custom Helper Springs - Front Axle, part # SSF-280-47 For the rear, SumoSprings...
    view full answer...
  • Timbren vs SumoSpring for Front of 2005 Workhorse W22
    The Timbren front kit part # TWFRW22 that fits your 2005 Workhorse W22 is much stiffer than the # SSF-280-47 you have now. If stiffer and more supportive is what you want this would be the way to go. If you are wanting a softer ride though this is probably not going to be it.
    view full answer...
  • 2003 Gulfstream Sun Voyager Workhorse M-8368
    For the Chevrolet "Workhorse" chassis that your motorhome sits on we will need to determine which of four model series it could be. This can be determined by looking at the 6th character of the VIN. "A" is the W24 chassis "6" is the W22 chassis "3" is the P32 chassis "5" is the W22 chassis Since yours is a 5 you have the W22 chassis. My contact at SuperSprings recommeneded the SumoSprings # SSF-280-47 for the front and the SumoSprings # SSR-280-54-1.
    view full answer...

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Info for this part was:

Employee Mike L
Expert Research:
Mike L
Employee Jameson C
Expert Research:
Jameson C
Employee Tricia G
Updated by:
Tricia G
Employee Mary K
Updated by:
Mary K
Employee Wilson B
Updated by:
Wilson B
Employee Alex H
Updated by:
Alex H
Employee Noah M
Updated by:
Noah M
Employee Joshua S
Video Edited:
Joshua S
Employee Jacob T
Video Edited:
Jacob T
Employee Dustin K
Video Edited:
Dustin K
Employee Chris R
Video Edited:
Chris R
Employee Cole B
Installed by:
Cole B
Employee Jonathan Y
Video by:
Jonathan Y
Employee Schuyler H
Video by:
Schuyler H
Employee Robert C
Test Fit:
Robert C
Employee Conner L
Test Fit:
Conner L
Employee Bradley B
Test Fit:
Bradley B

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