TM 5-5420-202-20-1
SYSTEMS OPERATION - Continued
FINAL DRIVE AND COUPLING (UNIVERSAL JOINT). Power from two transmission output
flanges is transmitted through universal joints and two final drive units and sprockets. Teeth of
drive sprockets mesh with track link end connectors on both sides of track to move vehicle
along track.
FINAL DRIVE.
Identical single-stage, 5.08:1 gear ratio, speed reduction units. Gears
operate in closed housing and are splash lubricated. Input pinion gear shaft is mated to
universal joint by removable adapter. External teeth on adapter fit into internal splines in
universal, and hollow shaft of adapter is splined to mate with final drive input gear shaft in
final drive unit.
UNIVERSAL JOINT. Compensates for up to 7 degrees misalinement of transmission
with final drive. Splined flange connects with final drive adapter on transmission.
Universal joint is bolted to transmission output flange.
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