Texas Speed & Performance 4L65E Performance Transmission 4WD - LS 2007-2008 15 Pin -600RWHP Rated

Texas Speed & Performance 4L65E Performance Transmission 4WD - LS 2007-2008 15 Pin - 600RWHP Rated

30 Day Warranty from Time of Delivery

Elevate your LS-powered vehicle's performance with our top-of-the-line 4L65E 4WD Transmission, meticulously engineered to handle up to 600RWHP with unmatched reliability. Tailored specifically for 2007-2008 models, this transmission boasts a comprehensive array of premium features and enhancements to deliver exceptional performance under the most demanding conditions.

Crafted with precision and durability in mind, this transmission features all-new frictions and steels with a 7 clutch GPZ® 3-4 stackup, designed to withstand extreme stress and temperatures. The complete overhaul kit ensures comprehensive restoration, including seals, gaskets, and rings, guaranteeing optimal performance for years to come.

4L65E 4X4 Performance Transmission Includes:

• All new frictions/steels throughout with 7 clutch GPZ® 3-4 stackup designed to withstand extreme stress and temperatures.
• Complete overhaul kit (seals, gaskets, rings)
• New heavy duty front and rear sprags
• New 5 pinion front and rear planetary gearsets
• Input drum reinforcement kit, to prevent breakage, that includes a new billet overrun apply piston.
• New wide red 2-4 band paired with brand new reverse input drum
• Complete bushing kit with wide rear sun gear bushing
• Redesigned Heavy Duty Sunshell that redistributes load off roller bearings
• Heavy duty 3rd shift valve that extends life of forward sprag and clutches
• New Electronics throughout including wiring harness
• New Filter
• Rebuilt front pump with new rotor, vane, and slide kit, .500 boost valve, and new pressure regulator valve that increases pressure for firmer shifts. Also includes “High-Rev” unbreakable vane rings, able to withstand up to 9000 RPM.
• Includes redesigned 3-4 clutch piston return springs that reduce centrifugal 3-4 apply and failure in 1st gear at 5500 RPM or higher.
• Rebuilt valve body with heavy duty shift kit installed:
  • Allows full gear lever-controlled downshifts 3rd through 1st
  • Allows manual 1st or 2nd gear to be held at any speed or RPM
• Corvette Servo upgrade, along with billet 4th apply piston and cover
• Packaged in plain, double-wall box with reinforcements added to protect the transmission