UTB/Universal 550 Transmission

UTB/Universal 550 tractor photo
1974 - 1981
Transmissions overview
12-speed constant mesh
8-speed shuttle
Type:constant mesh
Gears:12 forward and 3 reverse
Clutch:dry disc
Four gears (1-4) plus reverse (R) in three ranges (creeper, low, and high). Gears 3 and 4 are synchronized.
With 14.9x28 rear tires.
550  constant mesh speeds
Gears:8 forward and reverse
Clutch:dry disc
With 14.9x28 rear tires. Reverse speeds are 15% faster than forward.
550  shuttle speeds
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Last update:August 23, 2019
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