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Delphi TBR4284 Rack and Pinion Bellows
| Brand | Delphi TBR4284 |
|---|---|
| Fits | Hyundai and Kia · 19 vehicles |
OE-focused design. Built with Delphi steering expertise for aftermarket replacement applications.
Extreme-condition tested. Exposed to subzero heat, high heat, and 720 hours of salt spray.
Precise fit analysis. Dimensional and material review supports closer OE-to-aftermarket compatibility.
Cross-references Beck/Arnley 103-3070 and 57728-3Q000 for the same application. See all 2.
Rack and Pinion Bellows Overview
Delphi TBR4284 is a rack and pinion bellows built for steering systems that need a precise OE-style fit. It is engineered for compatible applications on Hyundai and Kia models, with dimensional and material analysis used to match the original part more closely.
Key Features
- OE-focused steering component for rack and pinion protection
- Designed using dimensional and material analysis for fit consistency
- Tested across extreme temperature and corrosion conditions
- Built with Delphi OE expertise applied to the aftermarket
- Part number TBR4284 for easy identification
Detailed Description
Delphi TBR4284 rack and pinion bellows is intended for steering systems where the bellows must seal and protect the rack assembly from contamination while maintaining proper movement. Delphi applies OE engineering practices to its aftermarket steering portfolio, and this part is validated through temperature exposure below -40 degrees C and above 120 degrees C, plus 720 hours of salt spray testing. That level of testing supports durability in demanding underbody conditions. This part cross-references Beck/Arnley 103-3070 for the same application. Fits 2012-2017 Hyundai Azera, N/A. Fits 2014-2016 Kia Cadenza, N/A. Fits 2011-2015 Hyundai Sonata, N/A. Fits 2011-2015 Kia Optima, N/A. Delphi TBR4284 is a practical choice when replacing a worn steering bellows on a Hyundai Sonata or Kia Optima application that requires OE-style dimensional accuracy.
What It Helps Address
- Cracked or torn steering bellows
- Contamination entering the rack and pinion assembly
- Loss of protective sealing around steering components
- Fitment issues caused by dimensional mismatch
Installation Notes and Tips
Verify the vehicle application and steering configuration before installation. Inspect the rack, tie rod ends, and surrounding seals for wear before replacing the bellows. Confirm that the replacement part number TBR4284 matches the original application requirements before assembly.
Quality Assurance
Delphi applies OE expertise to its steering portfolio and subjects parts to extreme temperature cycling and extended salt spray exposure to evaluate performance and corrosion resistance.
| Year | Make | Model | Notes |
|---|---|---|---|
| 2017 | Hyundai | Azera | — |
| 2016 | Hyundai | Azera | — |
| 2016 | Kia | Cadenza | — |
| 2015 | Hyundai | Azera | — |
| 2015 | Hyundai | Sonata | — |
| 2015 | Kia | Cadenza | — |
| 2015 | Kia | Optima | — |
| 2014 | Hyundai | Azera | — |
| 2014 | Hyundai | Sonata | — |
| 2014 | Kia | Cadenza | — |
| 2014 | Kia | Optima | — |
| 2013 | Hyundai | Azera | — |
| 2013 | Hyundai | Sonata | — |
| 2013 | Kia | Optima | — |
| 2012 | Hyundai | Azera | — |
| 2012 | Hyundai | Sonata | — |
| 2012 | Kia | Optima | — |
| 2011 | Hyundai | Sonata | — |
| 2011 | Kia | Optima | — |
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