Description

Firestone "Coil-Rite" air bag helper springs are designed to fit inside the existing coil spring suspension creating a variable rate spring. These air bags are made of durable, elastic polyurethane providing years of comfort and stability to your vehicle. "Coil-Rite" air bags enable adjustment for varying loads and road conditions by inflating or deflating the springs. Performance can be altered as easily as inflating a tire. Installed between the frame of the vehicle and the suspension providing load support through the use of air pressure.

Features and Benefits

  • Firestone # 4173 Air Bags are custom fit for the Jeep Wrangler
  • Easy installation (1 to 2 hours)
  • Includes (2) air bag helper springs and any required hardware
  • Will handle loads capacities up to 500-1000 lbs*
  • Reduce suspension fatigue
  • Improve steering and balance
  • Increase vehicle stability
  • Prevent "bottom" out
  • Firestone Limited Lifetime Warranty

Installation Notes

1. Do NOT exceed the vehicles Recommended Gross Vehicle Weight Rating (GVWR)

2. Will also fit the Unlimited (excludes Rubicon)

Tech Specs

Download Instructions 4173 Instructions
Level Load Capacity: 500 lbs to 1000 lbs
Average Install Time: 1 to 2 hours
Front or Rear Axle: REAR
Drilling Required (Yes or No): NO
Weight: 10 lbs.
Part 4173 fits:
  • 2014 Jeep Wrangler
  • 2013 Jeep Wrangler
  • 2012 Jeep Wrangler
  • 2011 Jeep Wrangler
  • 2010 Jeep Wrangler
  • 2009 Jeep Wrangler
  • 2008 Jeep Wrangler
  • 2007 Jeep Wrangler

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