1 2

Firestone

Firestone Coil-Rite Replacement Bellow - Air Helper Spring Kit - Rear 4.38x11 (.125 Thk)(W237606133)

Firestone Coil-Rite Replacement Bellow - Air Helper Spring Kit - Rear 4.38x11 (.125 Thk)(W237606133)

$158.99 USD
$186.94 USD $158.99 USD
Sale Sold out
Shipping calculated at checkout.

Available on backorder

Shipping & returns

Orders over $99 ship free in the lower 48. Most in-stock gear leaves the warehouse the next business day. Wrong fitment? Send it back within 30 days — we'll help you find the part that does fit.

Fitment & build help

Not sure if this fits your platform? Tell us your year, make, model, and trim — we'll confirm before you order. For bigger builds, we'll help you plan the full stack.

Warranty

Every product on this site ships through authorized channels with full manufacturer warranty. If something breaks in normal use, we'll help you get it resolved.

View full details

If you're looking for a smoother ride for your vehicle that has a coil spring suspension, Firestone Coil-Rite air helper springs are what you need. Designed to fit inside existing coil springs to create a variable spring rate, Coil-Rite will level your vehicle and assist with more effective braking and handling, even under heavy loading and adverse road conditions.Coil-Rite enables you to control the air pressure in the air helper springs so you can make adjustments for varying loads and road conditions. Spring performance can be altered as easily as inflating a tire.Firestone Coil-Rite air helper springs are made of durable, elastic polyurethane, providing years of comfort and stability to your vehicle. The air springs will support 500-1000 lbs. per set (not to exceed vehicle's GVWR). Coil-Rite Air Helper Springs are designed to work in temperatures between 180deg F (82deg C) and -40deg F (-40deg C).

This Part Fits:

Year Make Model Submodel
2009-2010 Dodge Ram 1500 Laramie
2009-2010 Dodge Ram 1500 SLT
2009-2010 Dodge Ram 1500 Sport
2009-2010 Dodge Ram 1500 ST
2009-2010 Dodge Ram 1500 TRX
2009-2010 Dodge Ram 1500 TRX4
2011-2018 Ram 1500 Big Horn
2012-2018 Ram 1500 Express
2013-2018 Ram 1500 HFE
2011-2018 Ram 1500 Laramie
2014-2015 Ram 1500 Laramie Limited
2011-2018 Ram 1500 Laramie Longhorn
2015-2018 Ram 1500 Limited
2014-2018 Ram 1500 Lone Star
2011-2016 Ram 1500 Outdoorsman
2013 Ram 1500 R/T
2015-2018 Ram 1500 Rebel
2011-2018 Ram 1500 SLT
2014-2018 Ram 1500 Special Service
2011-2018 Ram 1500 Sport
2011-2012 Ram 1500 ST
2011-2018 Ram 1500 Tradesman
2012 Ram 1500 Tradesman HD

  • Free shipping over $99

    Orders over $99 ship free in the lower 48. Most in-stock gear leaves the warehouse the next business day.

  • Wrong fitment? We make it right.

    If a part doesn't fit your platform the way it should, send it back. We handle the return and find you the part that does.

  • Authorized dealer support

    Every product moves through proper channels. Full manufacturer warranty, real tech support — no gray-market headaches.