OE Quality
60-Day Returns

Dorman 949-509 Air Spring to Coil Spring Conversion Kit - Front
Overview of Dorman Air Spring to Coil Spring Conversion Kit
The Dorman 949-509 Air Spring to Coil Spring Conversion Kit provides a reliable solution for replacing air suspension components with a standard compression coil spring setup. Designed for select Cadillac, Chevrolet, and GMC models, this kit offers a straightforward upgrade to restore suspension performance.
- Standard suspension grade compression coil spring
- Includes one complete air suspension conversion kit
- Compatible with multiple full-size SUVs and trucks
- Part number 949-509 ensures precise fitment
- Designed for durability and consistent ride quality
Detailed Product Description
This air spring to coil spring conversion kit from Dorman is engineered to replace the original air suspension system with a standard compression coil spring. The kit is intended for vehicles that require a more conventional suspension setup, providing a stable and consistent ride without the complexity of air springs. The compression spring included is suspension grade, ensuring it meets the necessary strength and performance standards for daily driving and load handling.
Compatible with Cadillac Escalade, Escalade ESV, Escalade EXT, Chevrolet Avalanche, Suburban 1500, Tahoe, and GMC Yukon and Yukon XL 1500 models, this kit is a practical choice for owners looking to convert their air suspension system. The part number 949-509 identifies this specific kit, making it easier to source and verify fitment.
Common Applications and Issues Addressed
- Replacement of failing or leaking air springs
- Conversion from air suspension to coil spring for simplified maintenance
- Resolving uneven ride height or sagging suspension
- Improving suspension reliability on older Cadillac Escalade and Chevrolet Tahoe models
- Eliminating air compressor or air line failures associated with air suspension systems
Installation Notes and Tips
- Professional installation is recommended due to suspension component complexity
- Ensure vehicle is securely lifted and supported before beginning work
- Remove air suspension components carefully to avoid damage to surrounding parts
- Verify correct orientation and seating of coil spring during installation
- Check alignment and suspension geometry after conversion
Quality Assurance and Warranty
Dorman manufactures this air spring to coil spring conversion kit to meet standard suspension grade requirements, ensuring durability and consistent performance. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in materials and workmanship. Refer to the product packaging or Dorman’s official documentation for exact warranty terms related to part number 949-509.
| Brand | Dorman |
| Part Number | 949-509 |
| Package Contents | 1 Air Suspension Conversion Kit |
| Spring Type | Compression |
| Suspension Grade Type | Standard |
This part fits 56 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2013 | Cadillac | Escalade | Front | Single Bare Strut |
| 2013 | Cadillac | Escalade ESV | Front | Single Bare Strut |
| 2013 | Cadillac | Escalade EXT | Front | Single Bare Strut |
| 2013 | Chevrolet | Avalanche | Front | Single Bare Strut |
| 2013 | Chevrolet | Suburban 1500 | Front | Single Bare Strut |
| 2013 | Chevrolet | Tahoe | Front | Single Bare Strut |
| 2013 | GMC | Yukon | Front | Single Bare Strut |
| 2013 | GMC | Yukon XL 1500 | Front | Single Bare Strut |
| 2012 | Cadillac | Escalade | Front | Single Bare Strut |
| 2012 | Cadillac | Escalade ESV | Front | Single Bare Strut |
| 2012 | Cadillac | Escalade EXT | Front | Single Bare Strut |
| 2012 | Chevrolet | Avalanche | Front | Single Bare Strut |
| 2012 | Chevrolet | Suburban 1500 | Front | Single Bare Strut |
| 2012 | Chevrolet | Tahoe | Front | Single Bare Strut |
| 2012 | GMC | Yukon | Front | Single Bare Strut |
| 2012 | GMC | Yukon XL 1500 | Front | Single Bare Strut |
| 2011 | Cadillac | Escalade | Front | Single Bare Strut |
| 2011 | Cadillac | Escalade ESV | Front | Single Bare Strut |
| 2011 | Cadillac | Escalade EXT | Front | Single Bare Strut |
| 2011 | Chevrolet | Avalanche | Front | Single Bare Strut |
| 2011 | Chevrolet | Suburban 1500 | Front | Single Bare Strut |
| 2011 | Chevrolet | Tahoe | Front | Single Bare Strut |
| 2011 | GMC | Yukon | Front | Single Bare Strut |
| 2011 | GMC | Yukon XL 1500 | Front | Single Bare Strut |
| 2010 | Cadillac | Escalade | Front | Single Bare Strut |
| 2010 | Cadillac | Escalade ESV | Front | Single Bare Strut |
| 2010 | Cadillac | Escalade EXT | Front | Single Bare Strut |
| 2010 | Chevrolet | Avalanche | Front | Single Bare Strut |
| 2010 | Chevrolet | Suburban 1500 | Front | Single Bare Strut |
| 2010 | Chevrolet | Tahoe | Front | Single Bare Strut |
| 2010 | GMC | Yukon | Front | Single Bare Strut |
| 2010 | GMC | Yukon XL 1500 | Front | Single Bare Strut |
| 2009 | Cadillac | Escalade | Front | Single Bare Strut |
| 2009 | Cadillac | Escalade ESV | Front | Single Bare Strut |
| 2009 | Cadillac | Escalade EXT | Front | Single Bare Strut |
| 2009 | Chevrolet | Avalanche | Front | Single Bare Strut |
| 2009 | Chevrolet | Suburban 1500 | Front | Single Bare Strut |
| 2009 | Chevrolet | Tahoe | Front | Single Bare Strut |
| 2009 | GMC | Yukon | Front | Single Bare Strut |
| 2009 | GMC | Yukon XL 1500 | Front | Single Bare Strut |
| 2008 | Cadillac | Escalade | Front | Single Bare Strut |
| 2008 | Cadillac | Escalade ESV | Front | Single Bare Strut |
| 2008 | Cadillac | Escalade EXT | Front | Single Bare Strut |
| 2008 | Chevrolet | Avalanche | Front | Single Bare Strut |
| 2008 | Chevrolet | Suburban 1500 | Front | Single Bare Strut |
| 2008 | Chevrolet | Tahoe | Front | Single Bare Strut |
| 2008 | GMC | Yukon | Front | Single Bare Strut |
| 2008 | GMC | Yukon XL 1500 | Front | Single Bare Strut |
| 2007 | Cadillac | Escalade | Front | Single Bare Strut |
| 2007 | Cadillac | Escalade ESV | Front | Single Bare Strut |
| 2007 | Cadillac | Escalade EXT | Front | Single Bare Strut |
| 2007 | Chevrolet | Avalanche | Front | Single Bare Strut |
| 2007 | Chevrolet | Suburban 1500 | Front | Single Bare Strut |
| 2007 | Chevrolet | Tahoe | Front | Single Bare Strut |
| 2007 | GMC | Yukon | Front | Single Bare Strut |
| 2007 | GMC | Yukon XL 1500 | Front | Single Bare Strut |
* 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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.