GM Transmission Parts - 6T30 | 6T40 | 6T45 | 6T50 - Performance Upgrades

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TransGo

6T30 6T40 6T45 Transmission Shift Kit by TransGo (GEN-1 2007-12)

This TransGo 6T40-SHIFT KIT® Valve Body Repair Kit fits 2007 to 2012 General Motors vehicles equipped with GEN1 6T30, 6T40 and 6T45 automatic transmission. These transmissions often come in with complaints of soft or flare up on shifts, burned...

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Sonnax

6T30 6T40 6T45 6T50 Oversized Actuator Feed Limit Valve

6T30 (Gen. 1), 6T30 (Gen. 2), 6T31 (Gen. 3 6T40), 6T35 (Gen. 3 6T40), 6T40 (Gen. 1), 6T40 (Gen. 2), 6T41 (Gen. 3 6T40), 6T45 (Gen. 2), 6T45 (Gen.1), 6T46 (Gen. 3 6T40), 6T50 (Gen. 1), 6T50 (Gen...

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Sonnax

6T30 6T40 6T45 6T50 Oversized TCC Control Valve Kit (GEN-1 & Gen-2) Sonnax

6T30 (Gen. 1), 6T30 (Gen. 2), 6T30 (Gen. 2), 6T40 (Gen. 1), 6T40 (Gen. 2), 6T45 (Gen. 2), 6T45 (Gen.1), 6T50 (Gen. 1), 6T50 (Gen. 2) Oversized TCC Control Valve KitPart No. 144510-05K Tooling...

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Sonnax

6T30 6T40 6T45 6T50 Oversized Pressure Regulator Valve Kit (GEN-1) Sonanx

6T30 (Gen. 1), 6T40 (Gen. 1), 6T45 (Gen.1), 6T50 (Gen. 1) Oversized Pressure Regulator Valve KitPart No. 144510-01K Tooling Required: F-144510-TLC VB-FIX GM Gen. 1 6T30/40/45/50 transmissions may exhibit...

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Sonnax

6T40 6T45 6T50 3-5-R Drum Saver Kit by Sonnax

6T40 (Gen. 1), 6T40 (Gen. 2), 6T45 (Gen. 2), 6T45 (Gen.1), 6T50 (Gen. 1), 6T50 (Gen. 2) 3-5-R Drum Saver KitSonnax Part No. 144555K The 3-5-R waved plate in GM Gen. 1 and 2 6T40/45/50 units commonly fails and breaks into...

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Now: $74.95
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Sonnax

6L80 6L90 6L45 6L50 6T45 Compensator Feed Regulator Valve Kit

Listed GM transmissions incorporate a low-pressure compensator feed circuit to assist clutch return springs during release of rotating clutches. After clutches disengage, the compensator feed circuit maintains pressure in the clutch release cavity to...

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Now: $84.95
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TransGo

6T30 6T40 6T45 Transmission Shift Kit by TransGo (GEN-1 2007-12)

Sonnax

6T30 6T40 6T45 6T50 Oversized Actuator Feed Limit Valve

Sonnax

6T30 6T40 6T45 6T50 Oversized TCC Control Valve Kit (GEN-1 & Gen-2) Sonnax

Sonnax

6T30 6T40 6T45 6T50 Oversized Pressure Regulator Valve Kit (GEN-1) Sonanx

Sonnax

6T40 6T45 6T50 3-5-R Drum Saver Kit by Sonnax

Sonnax

6L80 6L90 6L45 6L50 6T45 Compensator Feed Regulator Valve Kit

TransGo

6T30 6T40 6T45 Transmission Shift Kit by TransGo (GEN-1 2007-12)

Sonnax

6T30 6T40 6T45 6T50 Oversized Actuator Feed Limit Valve

Sonnax

6T30 6T40 6T45 6T50 Oversized TCC Control Valve Kit (GEN-1 & Gen-2) Sonnax

Sonnax

6T30 6T40 6T45 6T50 Oversized Pressure Regulator Valve Kit (GEN-1) Sonanx

Sonnax

6T40 6T45 6T50 3-5-R Drum Saver Kit by Sonnax

Sonnax

6L80 6L90 6L45 6L50 6T45 Compensator Feed Regulator Valve Kit