International Harvester 684 Transmission


International Harvester 684 tractor photo
1977 - 1984
84 Series
Utility tractor
574
Series:Hydro 84684784
685
Transmissions overview
8-speed syncromesh
16-speed two-speed power shift
Transmission
Type:syncromesh
Gears:8 forward and 4 reverse
Clutch:dry disc
Oil capacity:36 qts
34.1 L
Four synchronized gears in high, low, and reverse ranges.
Speeds
With 16.9-30 rear tires.
684  syncromesh speeds
Transmission
Transmission:Torque Amplifier
Type:two-speed power shift
Gears:16 forward and 8 reverse
Oil capacity:36 qts
34.1 L
The optional Torque Amplifier (TA) provides a clutchless on-the-move shift from direct drive (DD) to a lower TA speed.
Speeds
With 16.9-30 rear tires.
684 Torque Amplifier two-speed power shift speeds
Page information
Last update:February 10, 2019
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