About Us

Manufacturer and distributor of replacement parts for Pre 1929 Harley-Davidson® and other early American models of antique motorcycles.

Competition Distributing Inc. is a name well known in the motorcycle industry, from vintage beauties to top fuel dragsters... they keep us busy when we're not answering the phone.

Lonnie and Marianne Isam founded the company in 1969. For many years, Lonnie has been involved with drag racing all over the world, making special parts, helping develop new state-of-the-art products, and sponsoring racers. His peers hold him in high esteem.

Besides the love for racing, Lonnie and Marianne own and operate Competition Distributing Inc. consisting of: Designer/manufacture of high performance products, Prototype specialist, pattern design, Investment castings, Replacement motor and chassis parts for pre 1929 Harley Davidsons.

You can view our online catalog by clicking on the links on this page. If you'd prefer, a catalog is available and can be sent to you by contacting us and requesting one.


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Welcome to our new website

Welcome to our new web site! We are located in the heart of the Black Hills in Sturgis, South Dakota where we specialize in Harley Davidson® Pre 1936 and other models such as Indian, Flying Merkel, and other custom manufactured products.

We have been manufacturing antique motorcycle products in the USA for over 30 years. We have a customer base of collectors and restorers that spans all over the world. Our goal is Quality, Correct Products with First Class Service.

If you wish to look at the products we manufacture, click on Catalog (at the top of the page). If you wish to purchase from our catalog, you must Create an Account.

You can visit OUR SHOP to see pictures of our facility, motorcycles, parts, and machine shop.

Contact Us

605-720-1903

605-720-1929

competitiondist@rushmore.com

3570 Mayer Ave. Ste A, Sturgis, SD 57785

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Competition Distributing 2013, competitiondist@rushmore.com
3570 Mayer Ave. Ste A, SD 57785, Ph.605-720-1903