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Spectra ST49 Fuel Tank Strap
| Brand | Spectra ST49 |
|---|---|
| Fits | Buick, Chevrolet, GMC, Oldsmobile, and Pontiac · 107 vehicles |
OE direct replacement. Meets or exceeds original equipment performance.
Fuel tank strap. Built for secure fuel tank support.
Spectra Premium engineering. Backed by manufacturing technology and quality control.
Cross-references 578049, 4040131 and IST49 for the same application. See all 4.
Spectra ST49 Fuel Tank Strap
The Spectra ST49 fuel tank strap is a direct replacement for select GM A-body and G-body applications that need secure fuel tank retention. Built for 1968-1972 Buick Skylark, Chevrolet El Camino, Oldsmobile Cutlass, Pontiac GTO, and related models, it supports a proper OE-style tank mount with galvanized steel construction.
- Galvanized steel construction for standard replacement use
- Engineered to meet or exceed original equipment performance
- Direct-fit fuel tank strap for select classic GM applications
- Fits 1968-1972 Buick Skylark, N/A
- Fits 1968-1972 Chevrolet El Camino, N/A
- Fits 1971-1972 Chevrolet Monte Carlo, N/A
- Fits 1968-1972 Oldsmobile Cutlass, N/A
- Fits 1971-1972 Oldsmobile Cutlass Supreme, N/A
- Fits 1968-1972 Pontiac GTO, N/A
- Fits 1968-1972 Pontiac LeMans, N/A
- Fits 1969-1970 Pontiac Grand Prix, N/A
- Fits 1968-1970 Pontiac Tempest, N/A
Use the Spectra ST49 when replacing a worn, rusted, or weakened fuel tank strap on classic Buick, Chevrolet, Oldsmobile, or Pontiac vehicles. This part cross-references 578049 and IST49 for the same application. The ST49 is built to restore secure tank support on vehicles such as the Chevrolet El Camino and Pontiac GTO while matching the original mounting style for the listed applications.
Common Problems This Part Helps Solve
- Corroded or rusted fuel tank strap material
- Loose fuel tank retention caused by strap fatigue
- Tank movement from a weakened original strap
- Replacement needs after underbody restoration work
- Fitment issues when restoring OE-style fuel tank support
Installation Notes and Tips
Verify the vehicle year, make, and model against the listed fitment before installation. Inspect the tank, mounting points, and surrounding underbody hardware for corrosion or damage before reusing existing components. Confirm the strap orientation and mounting location match the original configuration for your application.
Quality Assurance
Spectra Premium fuel tank straps are manufactured with engineering, production, and quality control processes intended to match OE replacement standards for the listed vehicles.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1972 | Buick | Skylark | 5.7L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1972 | Chevrolet | El Camino | 7.4L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1972 | Chevrolet | El Camino | 6.6L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1972 | Chevrolet | El Camino | 5.7L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1972 | Chevrolet | El Camino | 5.0L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1972 | Chevrolet | El Camino | 4.1L | L6 | N/A | Galvanized Steel (Standard Replacement) |
| 1972 | Chevrolet | Monte Carlo | 7.4L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1972 | Chevrolet | Monte Carlo | 6.6L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1972 | Chevrolet | Monte Carlo | 5.7L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1972 | Oldsmobile | Cutlass | 7.5L | V8 | N/A | Galvanized Steel (Standard Replacement); Cover Body Type: Sedan; Coupe |
| 1972 | Oldsmobile | Cutlass | 5.7L | V8 | N/A | Galvanized Steel (Standard Replacement); Cover Body Type: Sedan; Coupe |
| 1972 | Oldsmobile | Cutlass Supreme | 7.5L | V8 | N/A | Galvanized Steel (Standard Replacement); Cover Body Type: Sedan; Coupe |
| 1972 | Oldsmobile | Cutlass Supreme | 5.7L | V8 | N/A | Galvanized Steel (Standard Replacement); Cover Body Type: Sedan; Coupe |
| 1972 | Pontiac | GTO | 7.5L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1972 | Pontiac | GTO | 6.6L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1972 | Pontiac | LeMans | 7.5L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1972 | Pontiac | LeMans | 6.6L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1972 | Pontiac | LeMans | 5.7L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1972 | Pontiac | LeMans | 4.1L | L6 | N/A | Galvanized Steel (Standard Replacement) |
| 1971 | Buick | Skylark | 7.5L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1971 | Buick | Skylark | 5.7L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1971 | Buick | Skylark | 4.1L | L6 | N/A | Galvanized Steel (Standard Replacement) |
| 1971 | Chevrolet | El Camino | 7.4L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1971 | Chevrolet | El Camino | 6.6L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1971 | Chevrolet | El Camino | 5.7L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1971 | Chevrolet | El Camino | 5.0L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1971 | Chevrolet | El Camino | 4.1L | L6 | N/A | Galvanized Steel (Standard Replacement) |
| 1971 | Chevrolet | Monte Carlo | 7.4L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1971 | Chevrolet | Monte Carlo | 6.6L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1971 | Chevrolet | Monte Carlo | 5.7L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1971 | Oldsmobile | Cutlass | 7.5L | V8 | N/A | Galvanized Steel (Standard Replacement); Cover Body Type: Sedan; Coupe |
| 1971 | Oldsmobile | Cutlass | 5.7L | V8 | N/A | Galvanized Steel (Standard Replacement); Cover Body Type: Sedan; Coupe |
| 1971 | Oldsmobile | Cutlass | 4.1L | L6 | N/A | Galvanized Steel (Standard Replacement); Cover Body Type: Sedan; Coupe |
| 1971 | Oldsmobile | Cutlass Supreme | 7.5L | V8 | N/A | Galvanized Steel (Standard Replacement); Cover Body Type: Sedan; Coupe |
| 1971 | Oldsmobile | Cutlass Supreme | 5.7L | V8 | N/A | Galvanized Steel (Standard Replacement); Cover Body Type: Sedan; Coupe |
| 1971 | Pontiac | GTO | 7.5L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1971 | Pontiac | GTO | 6.6L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1971 | Pontiac | LeMans | 7.5L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1971 | Pontiac | LeMans | 6.6L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1971 | Pontiac | LeMans | 5.7L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1971 | Pontiac | LeMans | 4.1L | L6 | N/A | Galvanized Steel (Standard Replacement) |
| 1970 | Buick | Skylark | 7.5L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1970 | Buick | Skylark | 5.7L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1970 | Buick | Skylark | 4.1L | L6 | N/A | Galvanized Steel (Standard Replacement) |
| 1970 | Chevrolet | El Camino | 7.4L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1970 | Chevrolet | El Camino | 6.6L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1970 | Chevrolet | El Camino | 6.5L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1970 | Chevrolet | El Camino | 5.7L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1970 | Chevrolet | El Camino | 5.0L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1970 | Chevrolet | El Camino | 4.1L | L6 | N/A | Galvanized Steel (Standard Replacement) |
| 1970 | Chevrolet | Monte Carlo | 7.4L | V8 | N/A | — |
| 1970 | Chevrolet | Monte Carlo | 6.6L | V8 | N/A | — |
| 1970 | Chevrolet | Monte Carlo | 5.7L | V8 | N/A | — |
| 1970 | Oldsmobile | Cutlass | 7.5L | V8 | N/A | Galvanized Steel (Standard Replacement); Cover Body Type: Sedan; Coupe |
| 1970 | Oldsmobile | Cutlass | 5.7L | V8 | N/A | Galvanized Steel (Standard Replacement); Cover Body Type: Sedan; Coupe |
| 1970 | Oldsmobile | Cutlass | 4.1L | L6 | N/A | Galvanized Steel (Standard Replacement); Cover Body Type: Sedan; Coupe |
| 1970 | Pontiac | Grand Prix | 7.5L | V8 | N/A | Galvanized Steel (Standard Replacement); Cover Body Type: Sedan; Coupe |
| 1970 | Pontiac | Grand Prix | 6.6L | V8 | N/A | Galvanized Steel (Standard Replacement); Cover Body Type: Sedan; Coupe |
| 1970 | Pontiac | GTO | 7.5L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1970 | Pontiac | GTO | 6.6L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1970 | Pontiac | LeMans | 7.5L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1970 | Pontiac | LeMans | 6.6L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1970 | Pontiac | LeMans | 5.7L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1970 | Pontiac | LeMans | 4.1L | L6 | N/A | Galvanized Steel (Standard Replacement) |
| 1970 | Pontiac | Tempest | 6.6L | V8 | N/A | Galvanized Steel (Standard Replacement); Cover Body Type: Sedan; Coupe |
| 1970 | Pontiac | Tempest | 5.7L | V8 | N/A | Galvanized Steel (Standard Replacement); Cover Body Type: Sedan; Coupe |
| 1970 | Pontiac | Tempest | 4.1L | L6 | N/A | Galvanized Steel (Standard Replacement); Cover Body Type: Sedan; Coupe |
| 1970 | Pontiac | Tempest | -L | -- | N/A | Galvanized Steel (Standard Replacement); Cover Body Type: Sedan; Coupe |
| 1969 | Buick | Skylark | 5.7L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1969 | Buick | Skylark | 4.1L | L6 | N/A | Galvanized Steel (Standard Replacement) |
| 1969 | Chevrolet | El Camino | 6.5L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1969 | Chevrolet | El Camino | 5.7L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1969 | Chevrolet | El Camino | 5.3L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1969 | Chevrolet | El Camino | 5.0L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1969 | Chevrolet | El Camino | 4.1L | L6 | N/A | Galvanized Steel (Standard Replacement) |
| 1969 | Chevrolet | El Camino | 3.8L | L6 | N/A | Galvanized Steel (Standard Replacement) |
| 1969 | Oldsmobile | Cutlass | 5.7L | V8 | N/A | Galvanized Steel (Standard Replacement); Cover Body Type: Sedan; Coupe |
| 1969 | Oldsmobile | Cutlass | 4.1L | L6 | N/A | Galvanized Steel (Standard Replacement); Cover Body Type: Sedan; Coupe |
| 1969 | Pontiac | Grand Prix | 7.0L | V8 | N/A | Galvanized Steel (Standard Replacement); Cover Body Type: Sedan; Coupe |
| 1969 | Pontiac | Grand Prix | 6.6L | V8 | N/A | Galvanized Steel (Standard Replacement); Cover Body Type: Sedan; Coupe |
| 1969 | Pontiac | GTO | 6.6L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1969 | Pontiac | LeMans | 6.6L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1969 | Pontiac | LeMans | 5.7L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1969 | Pontiac | LeMans | 4.1L | L6 | N/A | Galvanized Steel (Standard Replacement) |
| 1969 | Pontiac | Tempest | 6.6L | V8 | N/A | Galvanized Steel (Standard Replacement); Cover Body Type: Sedan; Coupe |
| 1969 | Pontiac | Tempest | 5.7L | V8 | N/A | Galvanized Steel (Standard Replacement); Cover Body Type: Sedan; Coupe |
| 1969 | Pontiac | Tempest | 4.1L | L6 | N/A | Galvanized Steel (Standard Replacement); Cover Body Type: Sedan; Coupe |
| 1968 | Buick | Skylark | 6.6L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1968 | Buick | Skylark | 5.7L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1968 | Buick | Skylark | 4.1L | L6 | N/A | Galvanized Steel (Standard Replacement) |
| 1968 | Chevrolet | El Camino | 6.5L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1968 | Chevrolet | El Camino | 5.7L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1968 | Chevrolet | El Camino | 5.4L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1968 | Chevrolet | El Camino | 5.3L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1968 | Chevrolet | El Camino | 5.0L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1968 | Chevrolet | El Camino | 4.1L | L6 | N/A | Galvanized Steel (Standard Replacement) |
| 1968 | Chevrolet | El Camino | 3.8L | L6 | N/A | Galvanized Steel (Standard Replacement) |
| 1968 | Oldsmobile | Cutlass | 6.6L | V8 | N/A | Galvanized Steel (Standard Replacement); Cover Body Type: Sedan; Coupe |
| 1968 | Oldsmobile | Cutlass | 5.7L | V8 | N/A | Galvanized Steel (Standard Replacement); Cover Body Type: Sedan; Coupe |
| 1968 | Oldsmobile | Cutlass | 4.1L | L6 | N/A | Galvanized Steel (Standard Replacement); Cover Body Type: Sedan; Coupe |
| 1968 | Pontiac | GTO | 6.6L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1968 | Pontiac | LeMans | 6.6L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1968 | Pontiac | LeMans | 5.7L | V8 | N/A | Galvanized Steel (Standard Replacement) |
| 1968 | Pontiac | LeMans | 4.1L | L6 | N/A | Galvanized Steel (Standard Replacement) |
| 1968 | Pontiac | Tempest | 6.6L | V8 | N/A | Galvanized Steel (Standard Replacement); Cover Body Type: Sedan; Coupe |
| 1968 | Pontiac | Tempest | 5.7L | V8 | N/A | Galvanized Steel (Standard Replacement); Cover Body Type: Sedan; Coupe |
| 1968 | Pontiac | Tempest | 4.1L | L6 | N/A | Galvanized Steel (Standard Replacement); Cover Body Type: Sedan; Coupe |
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