2021 SIERRA AT4 FRONT & REAR LEATHER SEATS BLACK KALAHARI HEATED & COOLED
2021 GMC Sierra AT4 Premium Interior Package
Jet Black Leather with Kalahari Accents | Front & Rear Set
This is the signature interior for the AT4 trim, featuring the distinctive Kalahari (Tan) inserts and contrast stitching. This set is a direct fit for 2019–2024 GMC Sierra and Chevrolet Silverado 1500 models, as well as 2020–2024 HD (2500/3500) variants.
Technical Specifications
| Feature | Details |
| Front Seats | Bucket seats with 10-way power adjustment and lumbar support. |
| Climate Control | Fully integrated Heated and Cooled (Ventilated) functionality. |
| Rear Seats | 60/40 Split-Bench with “Seatback Storage” compartments and fold-down armrest. |
| Material | Premium Perforated Leather (Jet Black) with Kalahari leather inserts. |
| Compatibility | T1 Platform (Crew Cab configuration). |
Key Features for Restorations & Upgrades
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Distinctive AT4 Styling: The Kalahari accents provide a high-contrast, rugged luxury look that sets the AT4 apart from SLT or Denali trims.
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Integrated Storage: The rear outboard seats feature the hidden “behind-the-cushion” storage bins unique to the newer body styles.
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Full Functionality: Includes all side-impact airbags and seat-position sensors.
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Condition: Professional-grade leather tension with no bolster wear or perforation damage.
Note on Upgrades: If installing these into a truck that did not originally have cooled seats, additional wiring and the dash-mounted HVAC control switch bank may be required to activate the ventilation fans.
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Product Title Suggestion: 2019-2024 GMC Sierra AT4 Jet Black & Kalahari Leather Interior Set – Heated/Cooled – Crew Cab
SEO Description:
Upgrade your Sierra or Silverado interior with this genuine 2021 AT4 leather seat set. Features heated and ventilated front buckets and a 60/40 rear bench with Kalahari accents. Perfect for premium interior conversions or replacing worn upholstery.
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