Dorman 949-513 Air Spring to Coil Spring Conversion Kit
Confirm Fitment Before You Buy
Not sure it fits? Message Year/Make/Model/Engine (2WD/4WD if applicable) and we’ll help confirm compatibility.
Why buy from Koskowski Automotive?
• 50+ years (since 1972) • Dorman Authorized Seller • Fast shipping • Easy returns
Regular price
$300.80
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Vehicle Fitment: Use the table below to match your exact configuration. If you don’t see your exact setup, message us before ordering.
Product Description
Failed air suspension too costly to repair? This partial air-to-coil spring conversion kit replaces failed rear air springs with conventional steel springs. Cost-effectively restore a smooth ride by only replacing the parts necessary.
- Alternative replacement - this air suspension delete kit replaces the original rear air springs with conventional coil springs
- Cost-saving solution - ideal for older vehicles on which maintaining the original air suspension isn't necessary or too costly
- Thoroughly tested - parts underwent ride handling testing to ensure performance
- Tech note - includes all necessary hardware and components needed to convert rear suspension; full 4-corner kit required to eliminate warning light
Detailed Applications
| Year | Make | Model | Configuration | Positions | Application Notes |
|---|---|---|---|---|---|
| 2009 | Chevrolet | Trailblazer | Rear | Springs Only | |
| 2009 | GMC | Envoy | Rear | Springs Only | |
| 2009 | Saab | 9-7x | Rear | Springs Only | |
| 2008 | Chevrolet | Trailblazer | Rear | Springs Only | |
| 2008 | GMC | Envoy | Rear | Springs Only | |
| 2008 | Isuzu | Ascender | 113.0 Inch Wheelbase | Rear | Springs Only |
| 2008 | Saab | 9-7x | Rear | Springs Only | |
| 2007 | Buick | Rainier | Rear | Springs Only | |
| 2007 | Chevrolet | Trailblazer | Rear | Springs Only | |
| 2007 | GMC | Envoy | Rear | Springs Only | |
| 2007 | Isuzu | Ascender | 113.0 Inch Wheelbase | Rear | Springs Only |
| 2007 | Saab | 9-7x | Rear | Springs Only | |
| 2006 | Buick | Rainier | Rear | Springs Only | |
| 2006 | Chevrolet | Trailblazer | Rear | Springs Only | |
| 2006 | GMC | Envoy | Rear | Springs Only | |
| 2006 | Isuzu | Ascender | 113.0 Inch Wheelbase | Rear | Springs Only |
| 2006 | Saab | 9-7x | Rear | Springs Only | |
| 2005 | Buick | Rainier | Rear | Springs Only | |
| 2005 | Chevrolet | Trailblazer | Rear | Springs Only | |
| 2005 | GMC | Envoy | Rear | Springs Only | |
| 2005 | Isuzu | Ascender | 113.0 Inch Wheelbase | Rear | Springs Only |
| 2005 | Saab | 9-7x | Rear | Springs Only | |
| 2004 | Buick | Rainier | Rear | Springs Only | |
| 2004 | Chevrolet | Trailblazer | Rear | Springs Only | |
| 2004 | GMC | Envoy | Rear | Springs Only | |
| 2004 | Isuzu | Ascender | 113.0 Inch Wheelbase | Rear | Springs Only |
| 2004 | Oldsmobile | Bravada | Rear | Springs Only | |
| 2003 | Chevrolet | Trailblazer | Rear | Springs Only | |
| 2003 | GMC | Envoy | Rear | Springs Only | |
| 2003 | Oldsmobile | Bravada | Rear | Springs Only | |
| 2002 | Chevrolet | Trailblazer | Rear | Springs Only | |
| 2002 | GMC | Envoy | Rear | Springs Only | |
| 2002 | Oldsmobile | Bravada | Rear | Springs Only |
Product Specifications
| Bushing Color: | Black |
|---|---|
| Bushing Material: | Rubber |
| End 1 Spring Type: | Closed |
| End 2 Spring Type: | Closed |
| Package Contents: | 2 Springs; 4 Isolator |
| Package Quantity: | 1 |
| Packaging Type: | Box |
| Selling Package Quantity UOM: | Piece |
| Spring Color: | Black |
| Spring Material: | Steel |
| Spring Type: | Compression |
| Suspension Grade Type: | Standard |