The BSA Bantam is a two-stroke unit construction motorcycle that was produced by the Birmingham Small Arms Company (BSA) from 1948 (as a 123 cc) until 1971 (as a 173 cc).

The BSA Bantam is a two-stroke unit construction motorcycle that was produced by the Birmingham Small Arms Company (BSA) from 1948 (as a 125 cc) until 1971 (as a 175 cc). …

BSA D175 BANTAM BUSHMAN, 1969 The most desired Bantam of all and the epitome of BSA Bantam engineering. This BSA 175cc Bantam Bushman is one of 300 UK market designated models signified by the BB prefix. The 1969 model is the last Bushman and the best performing Bantam featuring:

In 1969, BSA replaced these D14 Bantam models with just two: The D175 road version and the D175 Bushman, a revised engine with new crankcase castings, a new cylinder head with central plug. With Japanese bikes flooding the market, the BSA Bantam entered the 1970s with only the standard D175 road version.

2021年7月14日 · In 1969, BSA replaced all other Bantam models with just two: The D175 road version & the D175 Bushman. Despite the financial problems BSA was having at the time, they revised the Bantam’s engine with new crankcase castings, new cylinder head with central plug, & a stiffer crankshaft.

2011年3月17日 · BSA decided to use a different letting system for the Bantam as it was a two-stroke, but with the introduction of the B175/D175 the company saw it more appropriate to label it with the “B” lettering system as by that time the engine size had increased to the capacity of those in the “B” category.

2011年6月18日 · The BSA Bantam's final incarnation - the D175 with much-revised engine - appeared in 1969. Although at first glance its power unit looked unchanged, the 175 boasted new crankcase and cylinder head castings, the latter with central spark plug, and a stiffer crankshaft assembly among many other more minor modifications.

2023年4月22日 · The BSA Bantam's final incarnation - the D175 with much-revised engine - appeared in 1969. Although at first glance its power unit looked unchanged, the 175 boasted new crankcase and cylinder head castings, the latter with central spark plug, and a stiffer crankshaft assembly among many other more minor modifications.

And the following year saw the introduction of the B175, aka D175 (which proved that BSA didn’t know its alphabet very well either). There was, incidentally, an interim D13 prefix that related to around 600 or so bikes, but you’re not likely to find many of those in the small ads.

1969 BSA Bantam B175/D175. Last and the best Bantam model produced. Registered 19 December 1969. 175cc 4 speed gearbox. Heavy duty front forks not the old spaghetti ones fitted to previous models. Centre spark plug cylinder head and big bore exhaust system. Very good original bike which is running great.