The Heiden Transmission Gear Reduction Set for Athearn HO Blue Box Diesels
USD 49.95 USD
Specifications
| State Of Assembly | Ready to Go/Pre-built |
| Year Manufactured | 1980 |
| Gender | all |
| Vintage | Yes |
| Control | Analog |
| Rail System | 2-Rail-2-Conductor |
| Recommended Age Range | 10-200 |
| Vintage (Y/N) | Yes |
| Assembly Status | Ready to Go/Pre-built |
| Color | various |
| Wheel Configuration | B-B |
| Material | Plastic |
| Scale | 1:87 |
| Grade | C-8 Like New |
| Age Level | 12-120000 |
| California Prop 65 Warning | Do not eat |
| Brand | Athearn |
| Type | Diesel Parts |
| Corporate Roadname | none |
| Theme | Transportation |
| Professional Grader | none |
| Time Period Manufactured | 1970-1979 |
| Country/Region Of Manufacture | United States |
Similar to the Ernst gear set this Heiden set allowed slower speed running via a gear reduction for Athearn B trucks. They were not as popular and did not last long on the market. Apparently they are more fussy to install and very loud when installed.