Transmission Dimensions

Transmission Fluid Fill Capacities

JEGS 555-603026 GM 4L70-E Performance Automatic Transmission Features:

• Designed to complement any performance rear-wheel-drive application with exceptional strength and shift characteristics.
• Stronger version than the production-based 4L60-E
• 4 pinion gear sets
• Heat-treated stator shaft splines
• 6-plate clutch Kit
• All new frictions/steels throughout with heavy duty 3-4 clutch pack
• Capable of handling increased horsepower and torque
• Total transmission fluid capacity: 13.5 quarts
• Transmission Fluid Service Capacity: 7.7 quarts

JEGS 555-603026 GM 4L70-E Performance Automatic Transmission Includes:

• Complete Overhaul Kit (seals, gaskets, rings)
• New Front and Rear Sprags
• Heavy-Duty Sun Shell
• Upgraded Stator Support
• Corvette Servo Upgrade
• High-Performance Z-PACK Clutch Kit
• EPC
• TCC w/Harness-17 PIN
• Shift Select Solenoid
• Manifold Pressure Switch
• P.R.N.D.L Switch
• A and B Solenoids
• New Bushing Kit
• Rebuilt Front Pump with New Rotor, Vane, and Slide Kit and .500 Boost Valve
• New Filter
• Rebuilt Valvebody with Shift Kit Installed
• 300mm LS Style Bellhousing with Top Center Bolt

JEGS 555-603026 GM 4L70E Transmission IMPORTANT Notes:

• This JEGS Performance Transmission has gone through rigorous testing to provide you with the best possible replacement transmission
• Here are a few tips to ensure a successful installation
  • Follow the manufacturer's instructions thoroughly
  • Before installation, flush any old fluid from your system, including transmission lines, oil cooler, and torque converter, to remove any contaminants that could harm your new transmission
  • When installing your torque converter, follow the instructions carefully to ensure proper fitment into the transmission input shaft and also attaching to your engine. Specific tolerances are required so that you do not damage the front pump in the transmission or the converter.
• This Unit only works in vehicles with a 17-pin wiring harness connector
• This transmission will not work in older vehicles without an external controller. If your transmission has an external PRNDL switch, please look at JEGS 555-603020, 555-603025, 555-603022, or 555-603024
• If you have any problem installing this transmission, before returning it please call the JEGS technical support line. Our experts may be able to assist you with the proper installation.