What is Difference between 645 and 645B loaders
Throughout the upheaval of the Fiat buy up, the 645B continued in production (as the Fiat-Allis 645B) and was finally declared obsolete in 1981 after some 6200 had been produced. The model 645/645B was the most successful and numerous wheel loader ever manufactured by Allis-Chalmers.
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