The 1956 BSA Gold Star DBD34 from United Kingdom was powered by a 499cc OHV single producing 42hp at 7000rpm. Weighing 145.0kg (320 lbs) and with a seat height of 790mm, it was aimed at racing riders.
The 1959 BSA A10 Golden Flash by contrast offered 646cc of OHV twin power, delivering 34hp at 5750rpm. Tipping the scales at 182.0kg (401 lbs) with a top speed of 155km/h (96 mph), it offered a distinct riding experience. 1950s bikes represent the golden age of British motorcycling and early Japanese innovation, with well-maintained examples commanding premium prices.
Specifications Comparison
| 1956 BSA Gold Star DBD34 | 1959 BSA A10 Golden Flash | |
|---|---|---|
| Displacement | 499 cc | 646 cc |
| Power | 42 hp | 34 hp |
| Torque | 44.0 Nm | 47.0 Nm |
| Cylinders | 1 | 2 |
| Top Speed | 175 km/h | 155 km/h |
| Quarter Mile | — | — |
| Dry Weight | 145.0 kg | 182.0 kg |
| Wet Weight | 156.0 kg | 195.0 kg |
| Seat Height | 790 mm | 790 mm |
| Wheelbase | 1370 mm | 1400 mm |
| Fuel Capacity | 14.0 L | 14.0 L |
| Gears | 4 -speed | 4 -speed |
The Verdict
Comparing these two BSA machines reveals the brand's evolution. The 1956 BSA Gold Star DBD34 laid the groundwork with 42hp, while the later 1959 BSA A10 Golden Flash pushed output to 34hp. From a collector's perspective, the 1956 BSA Gold Star DBD34 holds the edge with a 10/10 rating. Either way, both are worthy additions to any BSA collection. Parts availability is difficult for the 1956 BSA Gold Star DBD34 and moderate for the 1959 BSA A10 Golden Flash — an important factor for any restoration project.
About the 1956 BSA Gold Star DBD34
Introduced in 1956, the 1956 BSA Gold Star DBD34 features a 499cc OHV single engine producing 42hp, establishing itself as a notable racing machine.
Full 1956 BSA Gold Star DBD34 Profile →About the 1959 BSA A10 Golden Flash
BSA released the 1959 BSA A10 Golden Flash in 1959 with a 646cc OHV twin powerplant making 34hp — a definitive standard motorcycle.
Full 1959 BSA A10 Golden Flash Profile →