68% less G-force vibration.

Trailer Better.

Select your trailer setup and we'll show you the options.

SPRING-OVER AXLE
SPRING-UNDER AXLE
Which one do I need?
If the weight of your towable is at or around the 5,000lb cutoff, we recommend going with the black (-47) option.
This will you give you the best load support and control.

IT'S TIME TO TRANSFORM YOUR TOWING EXPERIENCE.

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Two applications. Enough to cover just about every trailer out there.

Trailer SumoSprings are manufactured from our micro-cellular polyurethane. Designed to remove sway, hop, & vibration, this zero-maintenance airless air spring increases overall driver control and ride comfort when towing.

We manufacture two applications: one for trailers with spring-under axle configurations, and one for spring-over.

Two applications. Enough to cover just about every trailer out there.

Trailer SumoSprings are manufactured from our micro-cellular polyurethane. Designed to remove sway, hop, & vibration, this zero-maintenance airless air spring increases overall driver control and ride comfort when towing.

We manufacture two applications: one for trailers with spring-under axle configurations, and one for spring-over.

Two applications. Enough to cover just about every trailer out there.

Trailer SumoSprings are manufactured from our micro-cellular polyurethane. Designed to remove sway, hop, & vibration, this zero-maintenance airless air spring increases overall driver control and ride comfort when towing.

We manufacture two applications: one for trailers with spring-under axle configurations, and one for spring-over.

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READ THE TRAILERLIFE RECOMMENDATION

"The suspension rebound was kept to a minimum, resulting in a much smoother ride.
Overall, this was an affordable and easy-to-install modification that gave this trailer a noticable improvement on and off the road."

"The suspension rebound was kept to a minimum, resulting in a much smoother ride.
Overall, this was an affordable and easy-to-install modification that gave this trailer a noticable improvement on and off the road."

Spring-over Axle

Which one do I need?
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TSS-107-40
GAWR: 3,000-5,000 (lb)

NOTE: Will not work on spring plates wider than 4.25"

$224.99Add to cart

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TSS-107-47
GAWR: 5,000-8,000 (lb)

NOTE: Will not work on spring plates wider than 4.25"

$247.99Add to cart

Spring-under Axle

Which one do I need?
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TSS-106-40
GAWR: 3,000-5,000 (lb)

$252.99Add to cart

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TSS-106-47
GAWR: 5,000-8,000 (lb)

$269.99Add to cart