What temperature range can the Firestone Coil-Rite air helper springs withstand?

These springs are designed to work in temperatures between 180°F (82°C) and -40°F (-40°C). That covers pretty much any driving condition you'll find yourself in.

How do I adjust the air pressure in the Coil-Rite air helper springs?

You can control the air pressure in the air helper springs, which allows you to make adjustments for varying loads and road conditions. Spring performance can be altered as easily as inflating a tire.

What happens if I exceed the recommended weight limit?

The air springs will support 500-1000 lbs per set. It is important not to exceed your vehicle's GVWR (Gross Vehicle Weight Rating).

Firestone Coil-Rite Air Helper Spring Kit Rear 09-13 Toyota SUV (W237604164)

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Firestone

Firestone Coil-Rite Air Helper Spring Kit Rear 09-13 Toyota SUV (W237604164)

Name: Firestone Coil-Rite Air Helper Spring Kit Rear 09-13 Toyota SUV (W237604164)
Brand: Firestone
Price: 158.89 USD
Availability: InStock

$158.89

Smoother ride and better handling for your coil-sprung SUV. Levels the vehicle and helps with braking, even when loaded.

Key Features

Air springs support 500-1000 lbs per set — improves handling under load
Made from durable, elastic polyurethane — provides years of comfort and stability
Adjustable air pressure — adjust for varying loads and road conditions
Fits inside existing coil springs — creates a variable spring rate