Harley-Davidson 61 vs Yale Model 37 (1924)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Harley-Davidson 61stacks up against the Yale Model 37. Numbers pulled from manufacturer spec sheets — click either bike for the full review.
Spec comparison
| Spec | Harley-Davidson 61 | Yale Model 37 |
|---|---|---|
| Model year | 1924 | 1914 |
| Price | — | — |
| Engine | 1000 cc | 1000 cc |
| Fuel type | petrol | petrol |
Harley-Davidson 61 vs Yale Model 37 — which should you buy?
Picking between the Harley-Davidson 61 and the Yale Model 37 usually comes down to the numbers you care about most. On paper, the Harley-Davidson 61 brings its published horsepower, while the Yale Model 37 counters with its own power figure.
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:

