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  1. Vehicle Suspension
  2. SuperSprings Intl
  3. Bump Stops
  4. Towing/Load Leveling
  5. Light Duty
  6. Rear Axle Suspension Enhancement
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2023 Thor Tuscany Motorhome
SuperSprings Intl

SumoSprings Custom Helper Springs - Rear Axle

Part Number: SS89PV
In Stock
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$360.99
Vehicle Suspension
Not Confirmed to Fit

2023 Thor Tuscany Motorhome

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1,800-lb Capacity. Upgrade your vehicle's rear 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 Custom Helper Springs - Rear Axle part number SS89PV can be ordered online at etrailer.com or call 1-800-940-8924 for expert service.
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  • Reviews (38)
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  • Videos (2)
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SuperSprings Intl Vehicle Suspension - SS89PV

  • Bump Stops
  • Towing/Load Leveling
  • SuperSprings Intl
  • Light Duty
  • Rear Axle Suspension Enhancement
  • Suspension Only

1,800-lb Capacity. Upgrade your vehicle's rear 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 rear suspension for improved driver control and comfort
    • Keep your vehicle level when you're towing or hauling a heavy load
    • 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, spacers, and mounting hardware included
  • Made in the USA


Specs:

  • Weight capacity (at 50-percent compression): 1,800 lbs
    • SumoSprings will not increase your vehicle's weight-carrying capacity
  • Limited lifetime warranty
  • 30-Day satisfaction guarantee


Rear Suspension Support

Towing or hauling a heavy load can cause rear sag as your factory suspension compresses under the weight of the load. This means that the rear 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 front axle, your front 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 rear 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 front 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.



SSR-630-47 SumoSprings Custom Helper Springs - Rear Axle - Solo

Installation Details SS89PV Installation instructions

This Product Fits The Following Vehicles




Video of SumoSprings Custom Helper Springs - Rear Axle

Videos are provided as a guide only. Refer to manufacturer installation instructions and specs for complete information.




Video Transcript for Review of SuperSprings Intl Vehicle Suspension - Rear Axle Suspension Enhancement - SS89PV

Hi, everyone. Steven here with etrailer.com. Today we're looking at our SumoSprings Custom Helper Springs for your rear axle. Now folks, these are a custom fit application. Looks like they're gonna fit the Toyota pickups. The PreRunners, regular Tacomas, the T100s, and the 4Runners.

So different years, different models, those kind of things. Make sure you're double checking your specific needs on our fit guide here at etrailer.com's homepage, where it says My Vehicle or Vehicle Information and your things like your make and model, submodels. Make sure you're getting the right parts the first time. Now, these helper springs are gonna upgrade your vehicle's rear suspension for improved driver control and comfort. And what they do is they keep your vehicle level when you're towing or hauling a heavy load.

They help absorb bump shocks, they minimize that sway back and forth. They use what's called progressive load control, meaning these springs are gonna compress according to the weight of your cargo. So lighter load's gonna compress easy, not too much, and give you a soft engagement to help smooth out that ride. Heavier loads, it's gonna compress up to maybe 80% even, to give you support that you need. Now, they also work independently, side to side.

So if you have an off-center load, then it's gonna compensate for that. You're not gonna worry about side rolls and those kind of things around corners. Now, these are just kind of pre-fit together, so keep in mind, you may not use all these long bolts, short bolts, or these spacer blocks that I've gotten here loosely fitting today. You may just use one or none of them, depending on your specific needs. So again, check the instructions that come with it to be sure you're installing these correctly for your specific needs.

Again, you're not gonna use all the hardware for every vehicle. Now, this is a nice, durable microcellular urethane construction. It works impressively at negative 25 degrees Fahrenheit, all the way up to a nice, balmy 200 degrees Fahrenheit. This is gonna resist damage caused by oils, road salt, and UV rays, and they're gonna let you have minimal lateral expansion, meaning the springs compress vertically instead of off to the side. So they're not gonna be easily damaged when operating in tight spaces when they're installed. Now, the nice thing about these kind of helper springs is there's no air lines, there's no airbags, no compressor, no extra parts to worry about and to set up every time. It's a one and done. It's a simple no-drill installation, everything bolts right in place on the vehicle. The weight capacity at 50% compression is 1800 pounds. Well, that's gonna wrap it up, folks. I'm Steven. Thanks for watching.

Ratings & Reviews

4.9

38 reviews
1,800-lb Capacity. Upgrade your vehicle's rear 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.

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Instruction could be a little more deta iled.



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Always great customer service and speedy delivery.
SumoSprings easy to install, no issues.



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Always the fastest shipping, outstanding customer service and high quality products.



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Very easy to install. Will keep my Tundra from squatting too much when I tow.



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Added 2” spacers on each side so the Sumosprings touch my frame. Relatively easy to install, but centering on the frame was a challenge as the directions tell you to touch the wire harness bracket. I elected to be slightly off center so the bracket did touch to prevent movement and wire damage. Also, once initial installation is performed, you must remove to tighten, which is not in the directions. Overall, the ride has not changed at all and it helps eliminate the drop from my trailer. Highly recommend!



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Very fast delivery. So far so good.



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Received very quickly. Exactly what I wanted and ordered. Thank you!!!



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Very easy to install and worked well.



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Easy install. Rides awesome!



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Easy to install, so far truck pulls the trailer much better.



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Great product, fast shipping!!!!


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See what our Experts say about this SuperSprings Intl Vehicle Suspension

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Info for this part was:

Employee Steven C
Installed by:
Steven C
Employee Leah S
Edited by:
Leah S
Employee Wilson B
Updated by:
Wilson B
Employee Jonathan Y
Video Edited:
Jonathan Y
Employee James M
Written by:
James M

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