OER 1978-88 Buick Regal, GM G-Body T-Top Header Panel with RH & LH Weatherstrip Retainer Channels with 8 Weatherstrip Studs

Part Number: GN110048B-OER

OER 1978-88 Buick Regal, GM G-Body T-Top Header Panel with RH & LH Weatherstrip Retainer Channels with 8 Weatherstrip Studs

Part Number: GN110048B-OER

Original price was: $144.99.Current price is: $144.95.

On Backorder

( Inventory updated: 06/06/2026 )

Estimated ship date: 30 days or more

If there is no ETA, we will refund the cost of the part.

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If you’re restoring a 1978-88 Buick Regal or any GM G-Body model with factory-installed T-tops, look no further than the premium reproduction T-Top Header Panel. This essential body panel not only enhances the look of your vehicle but also reinforces the integrity of the T-top roof structure, making it a perfect choice for automotive enthusiasts and restorers alike.

Key Features and Benefits

  • Authentic reproduction T-top header panel designed for GM G-Body models.
  • Upgraded 1.0mm steel thickness enhances rigidity and strength for a durable roof structure.
  • Includes pre-welded #20084307 LH and #20084308 RH weatherstrip retainers for easier installation.
  • Features 8 pre-installed weatherstrip studs for quick and accurate weatherstrip setup.
  • Direct replacement for OE part number #20087922.

Technical Specifications

  • Material: Heavy gauge 1.0mm stamped steel
  • Original thickness: 0.638mm
  • Includes: LH and RH weatherstrip retainers and 8 welded studs
  • Application: Factory T-top equipped 1978-87 Regal and GM G-Body models
  • OE References: #20087922 (header panel), #20084307 (LH retainer), #20084308 (RH retainer)

Fitment Information

  • 1978-1987 Buick Regal (with T Top)
  • 1983-1987 Buick T-Type (with T Top)
  • 1982-1982 Buick Grand National (with T Top)
  • 1984-1987 Buick Grand National (with T Top)
  • 1987-1987 Buick GNX (with T Top)
  • 1978-1983 Chevrolet Malibu (with T Top)
  • 1978-1988 Chevrolet Monte Carlo (with T Top)
  • 1978-1987 Pontiac Grand Prix (with T Top)
  • 1978-1988 Oldsmobile Cutlass (with T Top)

Upgrade your vehicle’s aesthetic and structural integrity with this high-quality T-top header panel. Perfect for your restoration project, it ensures a precise fit and long-lasting performance. Invest in quality and restore your pride in the ride with this essential component!

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OER

Original Equipment Reproduction - OER - is the leading manufacturer and distributor of quality classic automotive restoration parts and accessories. OER products are meticulously manufactured to replicate the OEM appearance, quality and fit that meets or exceeds the original factory specifications.

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