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Acousta Cab Quietest Farm Tractor Cab Yet
The Acousta cab from Allis-Chalmers praised as the quietest farm tractor cab. Tests on Model 7040 and 7060 reached 78.0 and 78.5 dBA at full power with pressurizer fans, beating the prior 79.5 dBA record. The brochure details noise reduction techniques and comfort features including engine block design, thicker mounting plate, non parallel surfaces, isolation mounts, flexible cables, and thick insulation.
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Allis- Chalmers