TRANSGO Manuals & User Guides

User manuals, setup guides, troubleshooting help, and repair information for TRANSGO products.

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TRANSGO manuals

Latest posts, featured manuals, and retailer-linked manuals for this brand tag.

TRANSGO SK3-67 Transmission Shift Kit Instruction Manual

November 10, 2022
SHIFT KIT CAST IRON FORD 1967-72, SK3·67  SK3-67 Transmission Shift Kit THIS KIT IS DESIGNED TO IMPROVE THE PERFORMANCE AND DURABILITY OF: Transmissions that are being overhauled. Transmissions that are still in good working condition. It will reduce complaints of…

TRANSGO 4L80E-3 Reprogramming Kit Instructions

November 10, 2022
TRANSGO 4L80E-3 Reprogramming Kit Burnouts In water or bleach box: Break it loose in 1st/2nd, then up-shift to 3rd. THESE ARE THE TRANSMISSION RATIOS: “1st” 2.48 “2nd” 1.48 “3rd” 1.00 “4th” .75 To find top gear ratio, multiply the axle…

TRANSGO 6L Series Valve Body End Plugs Instructions

October 29, 2022
6L80-VBPLUGS Valve Body Bore End Plugs Fits: 6L45, 6L50, 6L80, 6L90 2007-on Instructions 6L Series Valve Body End Plugs Corrects/Prevents/Reduces Pressure loss due to end plug wear at the clutch solenoid oil circuits, burnt clutches, and common shift complaints. Step 1.…

TransGo SK®6T70-A Shift Kit® Installation and Repair Guide

Installation Guide • October 16, 2025
Comprehensive guide for installing the TransGo SK®6T70-A Shift Kit® for 2007up Gen 1 transmissions. Includes detailed instructions for main body repairs, rear body repairs, separator plate, and pressure switch replacement. Learn how to correct and prevent common transmission malfunctions.

TransGo 5HP-19-PR Pressure Regulator Repair Kit Installation Guide

Installation Guide • October 14, 2025
Comprehensive installation guide for the TransGo 5HP-19-PR Pressure Regulator Repair Kit. This kit prevents and corrects common transmission issues such as runaway pressure, harsh shifts, kick-down bang, and drum breakage. The guide provides step-by-step instructions, part identification, and critical warnings for proper…

TransGo 6L80-TOW&PRO Installation and Repair Guide

Service Manual • October 6, 2025
Detailed installation and repair instructions for the TransGo 6L80-TOW&PRO transmission shift kit, covering valve body repair, TEHCM pressure switch replacement, and clutch clearance specifications for GM 6L45, 6L50, 6L80, 6L90 transmissions.

TransGo SK TFOD Diesel Transmission Kit Installation Guide

Installation Guide • September 12, 2025
Detailed installation instructions for the TransGo SK TFOD Diesel torque converter lockup kit, enhancing torque capacity, lockup firmness, and reducing drainback for diesel trucks. Includes step-by-step guidance for valve body modifications and component replacement.

TransGo RE4F03A Shift Kit Installation Guide and Identification

Installation Guide • August 21, 2025
A comprehensive guide from TransGo detailing the identification of RE4F03 and RE4F04 valve bodies and providing step-by-step installation instructions for the RE4F03A Shift Kit for Nissan automatic transmissions. Includes vehicle applications, troubleshooting tips, and bolt specifications.