September 18, 2014

GM Gen. 1, 2 & 3 6T30, 6T40, 6T45, 6T50 Series Identification Guide


Generation 1

Generation 2

Generation 3

Front Pump

Generation 1

Generation 2

Generation 3

View of Pressure Regulator Valve in Pump Port

Generation 1

Generation 2 & 3

Main Valve Body, Lower Side

Generation 1

Generation 2 & 3

Valve Body, Upper Cover

Generation 1

Generation 2 & 3

GM 6T40 Gen. 1 Channel CastingGM 6T40 Gen. 2 & 3 Channel Casting​​​​​​​
Note channel casting worm track variations between Gen. 1 and Gen. 2 & 3.
Gen. 2 & 3 include pockets for 5 signal accumulator pistons.

Generation 1

Generation 2 & 3

6T40 Series Filter Plates
TEHCM, Lower Side

Generation 1

Generation 2

TEHCM, Upper Side

Generation 1

Generation 2 & 3

TEHCM ID Plate
©2014 Sonnax Industries, Inc.

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