International Harvester 786B vs International Harvester A-766
Verdict: International Harvester 786B vs International Harvester A-766
The International Harvester 786B and the International Harvester A-766 are both tractors — here is how they stack up on the figures that matter. International Harvester 786B leads on rated power with 81 hp against 80 hp. International Harvester A-766 is the lighter machine (4,672 kg vs 5,150 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. International Harvester 786B is the newer design (1981 vs 1972). In short: choose the International Harvester 786B for outright pulling power, or the International Harvester A-766 if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.
Fit score weighs budget, operation size, crop match and data confidence against the details above. It’s guidance, not advice — always confirm with a dealer demo.


