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1973 BMW R75/5 Shaft 2-Page Ad

All ordinary motorcycles use drive chains. BMW uses a shaft. Why? Because a shaft is better. and at BMW, we never settle for second best. You see, because our drive shaft gives you power straight from the engine, it's more efficient. Chains, on the other hand, constantly stretch and slacken, constantly need adjustment. What's more, a chain can break. And who needs that when you're way out on some back-country road?...