





1999 GMC Sierra Seat Foam Cushion – Driver Side 40/20/40 Fit
This 1999 GMC Sierra seat foam cushion restores the comfort and support of your factory seat. Designed for 40/20/40 setups with a fold-down center console, this OEM-style replacement fits the driver side bottom and installs with ease. Built to last and made in the USA.
Premium 40/20/40 Driver Cushion for GMC Sierra
Crafted by Auto Champ of Texas, each seat cushion is molded from high-density foam that matches OEM specs. This ensures reliable support, comfort, and longevity for daily driving or long hauls.
Why Choose Our 1999 GMC Sierra Seat Foam Cushion?
- Seat Type: 40/20/40 Driver Side Bottom
- OEM Fit: Direct replacement for fold-down console configurations
- Material: High-density foam resists wear, sagging, and flattening
- Compatibility: Fits 1999–2002 GMC Sierra SLT, SLE, Z71 – Manual & Powered
- Made in the USA: Built and shipped from Houston, Texas
VIN Confirmation Required Before Shipping
Please include your VIN number and interior trim code at checkout. Our team will verify fitment before fulfilling your order.
Talk to a Cushion Expert
Have fitment questions? Call 832-808-1324 to speak directly with our Houston-based support team.
Fits the Following GMC Sierra Models:
- 1999–2002 GMC Sierra 1500 SLT, SLE, Z71
- 1999–2002 GMC Sierra 2500 SLT, SLE, Z71
- 1999–2002 GMC Sierra 3500 SLT, SLE, Z71
Upgrade your comfort and interior quality with this reliable 1999 GMC Sierra seat foam cushion, built to meet OEM standards and last for years.
Why Buy From Auto Champ of Texas?
- ✅ Made in the USA
- ✅ Premium OEM Factory Materials
- ✅ Dedicated Fulfillment Team – Ready to Ship Your Order Fast
- ✅ 30-Day Satisfaction Guarantee
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