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Convertible Tops & Accessories

1957 and 1958 Buick Roadmaster 70C, 75C, 76C & Super 56C Convertible Tops & Accessories

Convertible Tops & Accessories:1957 and 1958 Buick Roadmaster 70C, 75C, 76C & Super 56C

Factory style 2-Piece Top with Window. Included with the Top, Wire-On trim & Chrome ends to hide the Staples above rear window bow, also included, Matching Top material to use for front Header-seal (front Header-seal is not the front Rubber seal). We offer Original Style Top with Plastic Window, Non-Original Style Top with Blank Curtain to use with insert style rear Glass window.

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

This convertible top for the Buick Roadmaster 70c, 75c, 76c, Limited 75c & Super 56c fits the 1957 thru 1958 model years.

  • All the seams are Heat-Sealed. All Convertible Top materials are mildew & mold resistant, and UV treated for color fastness. The plastic windows are DOT rated heavy 40-gauge thick vinyl. No sewing is required.
  • Warranty Info: EZ ON brand comes with 6-year warranty and includes (18) months labor allowance from purchase date. You can read detailed warranty information on our warranty page.

Convertible Top with Window Options- 6 year warranty

Convertible Top is made by EZ ON Auto Top Company which is used by professionals, and is known for quality workmanship & precision tailored craftsmanship. Other colors & materials can be ordered, please inquire.

  • Blank Curtain Option: 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.

Click here for more information about Convertible Top and Window Options

Click on any color swatch or picture below to see a bigger version. Convertible Top With
Plastic Window
Convertible Top With
Blank Curtain
::Pinpoint Haartz Black on Black Vinyl # 1042 Black on Black Haartz Pinpoint Vinyl $410.00   $430.00  
::Pinpoint Haartz White on Black Vinyl # 1006 White on Black Haartz Pinpoint Vinyl $410.00   $430.00  
::Pinpoint Haartz Bright White on Black Vinyl # 9753 (1494) Bright White on Black Haartz Pinpoint Vinyl $440.00   $460.00  
::Pinpoint Haartz Dark Tan on Black Vinyl # 2091 Dk. Tan on Black Haartz Pinpoint Vinyl $440.00   $460.00  
::Pinpoint Haartz Buckskin on Black Vinyl # 1012 Buckskin on Black Haartz Pinpoint Vinyl $440.00   $460.00  
::Stayfast Haartz Black on Black Cloth # 848 Black on Black Haartz Stayfast Cloth $630.00   $670.00  
::Stayfast Haartz Tan on Black Cloth # 2799 Tan on Black Haartz Stayfast Cloth $630.00   $670.00  

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
1957 & 1958 Buick 4 Piece Front & Rear Convertible Top Pads $79.00  

Convertible Top Well Liner - 6 year warranty

Made with special Black Well Liner Vinyl material to match the interior (backing) of the Top.

Convertible Top
Well Liner
1957 & 1958 Buick Convertible Top Well Liner $90.00  

Convertible Top Tacking Strips

Made with hard plastic, sold in 8 feet cuts. Tacking strip can be easily cut, grinned 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.

:1957 and 1958 Buick Roadmaster 70C, 75C, 76C & Super 56C

Rear Style
Tacking Strip
Front Style
Tacking Strip
Convertible Tacking Strip (8 feet long) $15.00   $15.00  
Here is what TopsOnline customers are saying...

Hi!!! My name is Jan L. and i live in Sweden... I just want to express my satisfaction with my new top that i bought from your company... The car is a 1963 Chrysler Imperial Convertible and i bought the top a year ago, the 13th of Apr 05... The fit is perfect and the material seems to be of very good quality... Thanks and brgds.

- Jan L. (Sweden)

Helpful Tips

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

Convertible Top Windows: Vinyl (Plastic) and Glass

Learn about the difference between plastic (vinyl) and glass windows within convertible tops so you can determine which window type is right for your convertible. Read More

The Buick Roadmaster: Flagship of the 50s

A brief history of the Buick Roadmaster. Read More