Hesston 666 Transmission


Hesston 666 tractor photo
1983 - 1984
Utility tractor
Fiat built
Series map:
566
666
766
56.7hp*
68.9hp*
77.8hp*
*Estimated engine power for comparison only.
Transmission options
12-speed synchronized
12-speed mechanical shuttle
20-speed creeper
Transmission
Typesynchronized
Gears12 forward and 4 reverse
Four synchronized gears in three ranges.
Transmission
Typemechanical shuttle
Gears12 forward and reverse
Transmission
Typecreeper
Gears20 forward and 8 reverse
Page information
Peter Easterlund - owner of TractorData.com
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Peter Easterlund - owner/author
Email: Peter@TractorData.com
Updated on November 6, 2025
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