Harley-Davidson Model JDCA vs Harley-Davidson Model FDCA (1924)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Harley-Davidson Model JDCAstacks up against the Harley-Davidson Model FDCA. Numbers pulled from manufacturer spec sheets — click either bike for the full review.
Spec comparison
| Spec | Harley-Davidson Model JDCA | Harley-Davidson Model FDCA |
|---|---|---|
| Model year | 1924 | 1924 |
| Price | — | — |
| Engine | 1208 cc | 1208 cc |
| Horsepower | 12 hp | 12 hp |
| Weight | 166 kg | 166 kg |
| Fuel type | petrol | petrol |
| Transmission | 3-speed | 3-speed |
| Tires | 3-28 / 3-28 | 3-28 / 3-28 |
Harley-Davidson Model JDCA vs Harley-Davidson Model FDCA — which should you buy?
Picking between the Harley-Davidson Model JDCA and the Harley-Davidson Model FDCA usually comes down to the numbers you care about most. On paper, the Harley-Davidson Model JDCA brings 12 hp in a 166 kg package, while the Harley-Davidson Model FDCA counters with 12 hp at 166 kg.
Our spec tables above highlight the winning number on each line. For the full rider-focused reviews including real-world fuel economy, service costs and available colors, click into either bike:

