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Home >> Chevrolet >> 1986 >> Forward Control 7.4 W, Automatic, 400/M40 >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Overhaul - THM 400 >> Description
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Overhaul - THM 400: Description

Transmission consists of a 3-element torque converter and compound planetary gear set. Three multiple disc clutches, 2 roller clutches, and 2 bands provide friction elements necessary to control functions of planetary gear set.