| Abziehbilderservice Waterslide Transfers and ID-plates | German supplier of transfers (decals) and ID Plates |
| Advanced Sleeve | Cylinder Repair and parts |
| American Antique Racing Motorcycles | Information about vintage racing |
| Antique Motorcycle Works | Specializing in early American Motorcycles (1900 - 1930) |
| American Historic Motorcycle Racing Assoc. | More on vintage racing |
| Antique Motorcycle Literature | Vintage literature. |
| Ariel Motorcycle Club of North America | North American Ariel Club site |
| Ariel Owners Motor Cycle Club | United Kingdom Ariel Club site |
| Ariel Parts by "Draganfly" of England | Ariel Parts |
| Australian Indian Special | A different Indian |
| Blue Spark Magnetos Rebuilding & Machine Shop | Oregon City, OR 1-503.650.4356 |
| Bayerische Magnetzunder GbR (BMZ) | Reproduction and spare magneto parts |
| Bright Spark Magnetos | Armature and Magneto Services |
| Brillman Company | Wire harnesses, Battery Cables, Plug Wires |
| British Indian Web Page and Links | Indian Motocycle Club of Great Britain |
| British Only Motorcycle Parts | N.O.S., reproduction and used British parts |
| Brooks Performance Coatings | Powder, thermal ceramic and metallic engine coatings |
| Caswell Inc. | Plating and Anodizing kits and much more |
| Classic British Motorcycles | British motorcycle reference material |
| Classic Sidecar | Goulding Princess, LS 29 and Indian SC sidecars |
| Conwire Pty Limited | Company specialising in mechanical control cables |
| Canadian Vintage Motorcycle Group | Canadian vintage club |
| Deluxe HD Restorations | Restoration parts for Harley-Davidson Motorcycles |
| Dennis Kirk Parts and Accessories | Parts and accessories for most everyone |
| Ducati Parts | Pro Italia |
| DOWCO Powersports | Motorcycle covers, saddlebags, luggage and accessories |
| Eds Indian Motorcycle Bolts | Indian hardware and parts |
| Elyria Plating Corporation | Zinc and cadmium plating |
| Enfield Racing | Parts for RE singles, Harley WR, KR and Indian Scout |
| Geloman's Spares | Parts for antique American Motorcycles |
| George's Antique Motorcycle Trader | Antique and vintage classifieds |
| Goulding Sidecars | Technical information on Goulding Sidecars |
| Heather's Leathers | Vintage Saddles and Bags |
| Hecker101 | Restoration and parts for Scouts and Chiefs |
| IBMWR Home Page | Internet BMW Riders |
| Impax Manufacturing | Reproduction Henderson / Indian antique motorcycle parts |
| Indian Generator Restoration | Indian generator restoration service and parts |
| Indian Parts Data | Indian parts specifications |
| Indian Chief Overdrive Transmissions | New 4-Speed Transmissions |
| Jerry Greer's Vintage Indian Parts | Jerry Greer Engineering |
| Indian Parts | Jurgen Mattern's in Germany |
| Indian Motorcycle Serial Numbers | Indian motorcycle serial number and production data |
| Indian Service | Indian parts and service |
| Into The Wilderness Trading | Linkert / Schebler / Beck parts & rebuilt carburetors |
| Iron Bags | Custom leather saddlebags |
| Iron Horse Corral | Reproduction sheet metal for Indian motorcycles |
| J. Napierala Speedometer Shop | Antique American motorcycle speedometers, speedometer drives and cables |
| Langlitz Leathers | Leather motorcycle apparel |
| Lewis Leathers | Leather riding apparel |
| Motorcycle Specialties (MCS) | Wholesale distributor of imported motorcycle parts |
| Michael Breeding's | Michael Breeding's parts site |
| Magneto Repair for Tractors & Engines | Magneto repair or restoration |
| Motorcycle Safety | Motorcycle Safety Tips |
| Oldtimer Service | Restoration and reproduction parts |
| Olsen 4 Cylinder Motors (O4) | Henderson engine restoration and parts |
| Pelders Transfers & Classic Parts | Supplier of transfers (decals) and classic parts |
| Peter Scott Motorcycles | Magneto service, restoration and parts |
| Powerdynamo | Bosch magdynos D1 & D2, or Bosch battery dynos RS1 & LS2 |
| Qua International | Indian clutches |
| Reno Indian | Indian parts in the Czech Republic |
| Rick's Decals | Harley decals for 1908 - 1980 restorations |
| Sherm's Custom Plating | Polishing and chrome plating |
| The Green Spark Plug Co. | Spark Plugs & Accessories for Vintage and Classic engines. |
| The Shop | Indian & Harley-Davidson Motorcycle Specialists |
| Tips and Techniques | Safety and practical tips for motorcyclists. |
| Truett & Osborn Cycle | Replacement and stroker flywheels for vintage 1912-1999 Harley-Davidson, 1916-1942 Indian Power Plus, Sport & 101 Scouts, and Chief. |
| Twin City Plating | Specializing in Electroless Nickel plating. |
| Vapor Blast Solutions | Metal parts cleaning |
| Vintage BMW | For the older BMW |
| Vintage Brake | Brake lining needs for vintage & classic bikes |
| Walker Machine | Antique motorcycle restoration and custom machined parts for vintage Indian motorcycles |
| Worsham Castle Cycle Leather | Leather restoration and repair |
| Ziggy's Indian Parts | Ziggy's |