HomeSuspension > Suspension, Springs and Related ComponentsUnity 31-163000 Air Spring to Coil Spring Conversion Kit - Front
Part #: 31-163000

Unity 31-163000 Air Spring to Coil Spring Conversion Kit - Front

Pre-assembled Complete Strut Assembly Conversion Kit, Front
33 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Pre-assembled Complete Strut Assembly Conversion Kit, Front
Fitment: Lexus and Toyota, GX460, FJ Cruiser, 4Runner, and GX470
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Unity Front Air to Coil Spring Conversion Kit

The Unity Pre-assembled Complete Strut Assembly Conversion Kit (part number 31-163000) is designed for front suspension upgrades on select Lexus and Toyota models. This air spring to coil spring conversion kit provides a reliable solution for replacing air suspension components with coil springs, improving durability and maintenance ease.

  • Pre-assembled front strut assembly for straightforward installation
  • Converts air spring suspension to coil spring setup
  • Compatible with Lexus GX460, GX470 and Toyota 4Runner, FJ Cruiser front suspension
  • Part number 31-163000 ensures exact fitment and quality
  • Designed to maintain proper suspension geometry and ride height

Product Line Details: Pre-assembled Complete Strut Assembly Conversion Kit

The Unity Pre-assembled Complete Strut Assembly Conversion Kit line focuses on providing ready-to-install suspension components that simplify the conversion process from air springs to coil springs. This product line is engineered to deliver consistent fitment and performance, reducing installation time and potential errors. The 31-163000 kit is part of this line, offering a complete front strut assembly tailored for specific Lexus and Toyota models.

Detailed Product Description

This front position air spring to coil spring conversion kit is specifically engineered for the front suspension of Lexus GX460, GX470, and Toyota 4Runner and FJ Cruiser models. By replacing the air spring system with a coil spring setup, this kit addresses common issues related to air suspension failures, such as leaks and compressor wear. The pre-assembled nature of the strut assembly ensures that all components are correctly aligned and ready for installation, minimizing the need for additional adjustments.

Common Applications and Problem Solving

  • Eliminates air spring leaks and compressor failures in front suspension
  • Restores suspension reliability on Lexus GX460, GX470, Toyota 4Runner, and FJ Cruiser
  • Improves maintenance by switching to coil springs
  • Addresses uneven ride height caused by air suspension issues
  • Reduces long-term repair costs associated with air suspension components

Installation Notes and Tips

  • Designed for front suspension use only; verify vehicle compatibility before installation
  • Pre-assembled strut assembly reduces installation complexity
  • Professional installation recommended to ensure proper suspension geometry
  • Check alignment after installation to maintain handling characteristics
  • Use part number 31-163000 to confirm correct kit for your vehicle

Quality Assurance and Warranty

Unity manufactures this conversion kit to meet OEM standards for fit and function. While specific warranty details are not provided here, Unity products typically come with a limited warranty against defects in materials and workmanship. Using the part number 31-163000 ensures you receive a genuine Unity component designed for the front suspension of Lexus GX460, GX470, Toyota 4Runner, and FJ Cruiser models.

BrandUnity
Part Number31-163000
PositionPre-assembled Complete Strut Assembly Conversion Kit, Front
PositionFront

This part fits 33 vehicles. Search below:

YearMakeModelPositionNotes
2018LexusGX460FrontPre-Assembled Coil Spring Strut Assembly converting from Electronic/Air Strut Assembly; ; Pre-assembled Complete Strut Assembly Conversion Kit
2017LexusGX460FrontPre-Assembled Coil Spring Strut Assembly converting from Electronic/Air Strut Assembly; ; Pre-assembled Complete Strut Assembly Conversion Kit
2016LexusGX460FrontPre-Assembled Coil Spring Strut Assembly converting from Electronic/Air Strut Assembly; ; Pre-assembled Complete Strut Assembly Conversion Kit
2015LexusGX460FrontPre-Assembled Coil Spring Strut Assembly converting from Electronic/Air Strut Assembly; ; Pre-assembled Complete Strut Assembly Conversion Kit
2014LexusGX460FrontPre-Assembled Coil Spring Strut Assembly converting from Electronic/Air Strut Assembly; ; Pre-assembled Complete Strut Assembly Conversion Kit
2014ToyotaFJ CruiserFrontPre-Assembled Coil Spring Strut Assembly converting from Electronic/Air Strut Assembly; ; Pre-assembled Complete Strut Assembly Conversion Kit
2013LexusGX460FrontPre-Assembled Coil Spring Strut Assembly converting from Electronic/Air Strut Assembly; ; Pre-assembled Complete Strut Assembly Conversion Kit
2013ToyotaFJ CruiserFrontPre-Assembled Coil Spring Strut Assembly converting from Electronic/Air Strut Assembly; ; Pre-assembled Complete Strut Assembly Conversion Kit
2012LexusGX460FrontPre-Assembled Coil Spring Strut Assembly converting from Electronic/Air Strut Assembly; ; Pre-assembled Complete Strut Assembly Conversion Kit
2012ToyotaFJ CruiserFrontPre-Assembled Coil Spring Strut Assembly converting from Electronic/Air Strut Assembly; ; Pre-assembled Complete Strut Assembly Conversion Kit
2011LexusGX460FrontPre-Assembled Coil Spring Strut Assembly converting from Electronic/Air Strut Assembly; ; Pre-assembled Complete Strut Assembly Conversion Kit
2011Toyota4RunnerFrontPre-Assembled Coil Spring Strut Assembly converting from Electronic/Air Strut Assembly; ; Pre-assembled Complete Strut Assembly Conversion Kit
2011ToyotaFJ CruiserFrontPre-Assembled Coil Spring Strut Assembly converting from Electronic/Air Strut Assembly; ; Pre-assembled Complete Strut Assembly Conversion Kit
2010LexusGX460FrontPre-Assembled Coil Spring Strut Assembly converting from Electronic/Air Strut Assembly; ; Pre-assembled Complete Strut Assembly Conversion Kit
2010Toyota4RunnerFrontPre-Assembled Coil Spring Strut Assembly converting from Electronic/Air Strut Assembly; ; Pre-assembled Complete Strut Assembly Conversion Kit
2010ToyotaFJ CruiserFrontPre-Assembled Coil Spring Strut Assembly converting from Electronic/Air Strut Assembly; ; Pre-assembled Complete Strut Assembly Conversion Kit
2009LexusGX470FrontPre-Assembled Coil Spring Strut Assembly converting from Electronic/Air Strut Assembly; ; Pre-assembled Complete Strut Assembly Conversion Kit
2009Toyota4RunnerFrontPre-Assembled Coil Spring Strut Assembly converting from Electronic/Air Strut Assembly; ; Pre-assembled Complete Strut Assembly Conversion Kit
2009ToyotaFJ CruiserFrontPre-Assembled Coil Spring Strut Assembly converting from Electronic/Air Strut Assembly; ; Pre-assembled Complete Strut Assembly Conversion Kit
2008LexusGX470FrontPre-Assembled Coil Spring Strut Assembly converting from Electronic/Air Strut Assembly; ; Pre-assembled Complete Strut Assembly Conversion Kit
2008Toyota4RunnerFrontPre-Assembled Coil Spring Strut Assembly converting from Electronic/Air Strut Assembly; ; Pre-assembled Complete Strut Assembly Conversion Kit
2008ToyotaFJ CruiserFrontPre-Assembled Coil Spring Strut Assembly converting from Electronic/Air Strut Assembly; ; Pre-assembled Complete Strut Assembly Conversion Kit
2007LexusGX470FrontPre-Assembled Coil Spring Strut Assembly converting from Electronic/Air Strut Assembly; ; Pre-assembled Complete Strut Assembly Conversion Kit
2007Toyota4RunnerFrontPre-Assembled Coil Spring Strut Assembly converting from Electronic/Air Strut Assembly; ; Pre-assembled Complete Strut Assembly Conversion Kit
2007ToyotaFJ CruiserFrontPre-Assembled Coil Spring Strut Assembly converting from Electronic/Air Strut Assembly; ; Pre-assembled Complete Strut Assembly Conversion Kit
2006LexusGX470FrontPre-Assembled Coil Spring Strut Assembly converting from Electronic/Air Strut Assembly; ; Pre-assembled Complete Strut Assembly Conversion Kit
2006Toyota4RunnerFrontPre-Assembled Coil Spring Strut Assembly converting from Electronic/Air Strut Assembly; ; Pre-assembled Complete Strut Assembly Conversion Kit
2005LexusGX470FrontPre-Assembled Coil Spring Strut Assembly converting from Electronic/Air Strut Assembly; ; Pre-assembled Complete Strut Assembly Conversion Kit
2005Toyota4RunnerFrontPre-Assembled Coil Spring Strut Assembly converting from Electronic/Air Strut Assembly; ; Pre-assembled Complete Strut Assembly Conversion Kit
2004LexusGX470FrontPre-Assembled Coil Spring Strut Assembly converting from Electronic/Air Strut Assembly; ; Pre-assembled Complete Strut Assembly Conversion Kit
2004Toyota4RunnerFrontPre-Assembled Coil Spring Strut Assembly converting from Electronic/Air Strut Assembly; ; Pre-assembled Complete Strut Assembly Conversion Kit
2003LexusGX470FrontPre-Assembled Coil Spring Strut Assembly converting from Electronic/Air Strut Assembly; ; Pre-assembled Complete Strut Assembly Conversion Kit
2003Toyota4RunnerFrontPre-Assembled Coil Spring Strut Assembly converting from Electronic/Air Strut Assembly; ; Pre-assembled Complete Strut Assembly Conversion Kit

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

485106012148510691954851069415

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.