We're celebrating our 30 year anniversary!
1-888-803-8505

Scroll Down to See All Available Product(s) for This Model

Convertible Tops & Accessories

1957 thru 1958 Buick Century 66c & Special 46c

Convertible Tops & Accessories:1957 thru 1958 Buick Century 66c & Special 46c

This model came with 2 piece style Top from the factory. We offer original style Top with Horseshoe Zipper Plastic window & non-original style Top with Zipper Blank Curtain to use with insert style rear Glass window. Tops are made by EZ ON Auto Tops.

Click here to see 57-58 Buick Rear Window style pictures

This convertible top for the Buick Century 66c & Special 46c fits the 1957 thru 1958 model years.

  • All the seams are heat-sealed from the outside, and stitched and heat-sealed from the inside. All convertible top materials are mildew & mold resistant, and UV treated for color fastness. The plastic windows are DOT rated heavy 40 gage vinyl; safe, durable plastic that enhances the quality of this convertible top.

Convertible Top with Window Options- 6 year warranty

These Tops are made with matching color binding (edging) & stitching. Custom-made tops are available as well: if you would like other colors and materials for the top, binding, and stitching, please inquire.

• Blank Curtain (no window), rear window section is made with Solid Double thick material, for those with a rear window frame and glass (outer & inner frames with internal grippers to hold topping material) that can be mounted to the blank curtain.

• Hidem trim or Wire-On trim to hide the Staples / Tacks is included with the Top.

Click here for more information about Convertible Top and Window Options

Click on any color swatch or picture below to see a bigger version.EZ ON Top &
Plastic Window
EZ ON Top &
Blank Curtain
Convertible Tops & Accessories:1957 thru 1958 Buick Century 66c & Special 46c:Pinpoint Haartz Black Vinyl Black Haartz Pinpoint Vinyl $ 309.00  Add to Cart »
$ 329.00  Add to Cart »
Convertible Tops & Accessories:1957 thru 1958 Buick Century 66c & Special 46c:Pinpoint Haartz White Vinyl White Haartz Pinpoint Vinyl $ 309.00  Add to Cart »
$ 329.00  Add to Cart »
Convertible Tops & Accessories:1957 thru 1958 Buick Century 66c & Special 46c:Pinpoint Haartz Bright White Vinyl Bright White Haartz Pinpoint Vinyl $ 329.00  Add to Cart »
$ 349.00  Add to Cart »
Convertible Tops & Accessories:1957 thru 1958 Buick Century 66c & Special 46c:Pinpoint Haartz Dk. Tan Vinyl Tan Haartz Pinpoint Vinyl $ 329.00  Add to Cart »
$ 349.00  Add to Cart »
Convertible Tops & Accessories:1957 thru 1958 Buick Century 66c & Special 46c:Pinpoint Haartz Buckskin Vinyl Buckskin Haartz Pinpoint Vinyl $ 329.00  Add to Cart »
$ 349.00  Add to Cart »
Convertible Tops & Accessories:1957 thru 1958 Buick Century 66c & Special 46c:Stayfast Haartz Black Cloth Black Haartz Stayfast Cloth $ 549.00  Add to Cart »
$ 599.00  Add to Cart »
Convertible Tops & Accessories:1957 thru 1958 Buick Century 66c & Special 46c:Stayfast Haartz Tan Cloth Tan Haartz Stayfast Cloth $ 549.00  Add to Cart »
$ 599.00  Add to Cart »

Convertible Top Pads - 6 year warranty

Top Pads are made with special Black heavy duty Topping material. You can re-use your existing Top Pads if they are in good shape. Top Pads sold as a set, buy one order per car.

Convertible
Top Pads
57 & 58 Buick factory style Convertible Top Pads $ 49.00  Add to Cart »

Convertible Tacking Strip

Made with hard plastic, sold in 6 feet cuts. Tacking strip can be easily cut, grinded or stacked as needed. Rear style tacking strip size is 3/8 x 1/2 inches. Front style tacking strip size is 1/8 x 5/8 inches.

Convertible Tops & Accessories:1957 thru 1958 Buick Century 66c & Special 46c

Rear Style
Tacking Strip
Front Style
Tacking Strip
Convertible Tacking Strip (6 feet long) $ 15.00  Add to Cart »
$ 15.00  Add to Cart »

Buick 57 to 58 Convertible Model Weather Seals - 15 Year Warranty

High quality replacement weather seals feature a very smooth skin that is free of exposed cells or flaws. Guaranteed for a full 15 years.

• Composed of micro-closed cells that are uniform in size, providing even compression and sealing. Made using CAD and CNC mills for proper 3-D contouring, assuring a perfect fit and OEM quality appearance.

Convertible Tops & Accessories:1957 thru 1958 Buick Century 66c & Special 46c

Click on any color swatch or picture below to see a bigger version.Weather Seals
Convertible Tops & Accessories:1957 thru 1958 Buick Century 66c & Special 46c:Weather Seal GM Body 57 & 58 10 Piece Kit includes Header & Door Seals, Left & Right Side Rail, and Trunk Seals RKB 1705-101 10 Piece Kit includes 7 Piece Convertible Top Frame Seals, 2 Door Seals, & Trunk Seal $ 375.00  Add to cart »
Convertible Tops & Accessories:1957 thru 1958 Buick Century 66c & Special 46c:Weather Seal GM Body 57-58 7 Piece Seal Kit RR 1702 7 Piece Convertible Top Frame Weather Seal Kit (1 Front, 3 Left & 3 Right) $ 298.00  Add to cart »
Convertible Tops & Accessories:1957 thru 1958 Buick Century 66c & Special 46c:Weather Seal Buick Olds 57-58 Door Seals LM 20 G Molded Door Seals, for 2-door convertible. With molded ends at lock pillar. Pair R&L $ 78.00  Add to cart »
Convertible Tops & Accessories:1957 thru 1958 Buick Century 66c & Special 46c:Weather Seal Buick Olds 57 Vulcanized Rear Window Seal VWS 7315 R 1957 Only Vulcanized rear window gasket. 3-piece set. $ 251.00  Add to cart »
Convertible Tops & Accessories:1957 thru 1958 Buick Century 66c & Special 46c:Weather Seal 58-70 GM B C E Body Trunk Seals TK 46-18 1958 Only Trunk Seal. 18 feet long. $ 25.00  Add to cart »
Here is what TopsOnline customers are saying...

Beautiful! It is on and looking so good. Really improved the looks of my beautiful 1991 Miata.. I did have a vinyl top on and wanted the canvas. It went on well, looks really great.....Thank you for a nice product.

- Michele C. (IN)

Helpful Tips

Can You Reuse Convertible Top Side Tension Cables?

About how to know if you need new side-tension cables when replacing your convertible top.

Read More

Window Systems with Lifetime Guarantees by EZ ON

An explanation of EZ ON's window bonding systems, and why they include a lifetime window bond warranty.

Read More

Tools You Need When Installing a Convertible Top

Learn the tools you should have on hand if you are replacing your convertible top.

Read More