Superior PT4L60-E Transmission Powertow Performance Kit 4L60E 4L65E 4L70E 96-05 Featured Products 63 ratio (2nd Gear) is

63 ratio (2nd Gear) is a dramatic RPM drop that causes performance engines to fall out of their power band

and special High Tech Forward Clutch sealing rings

Eliminate separator plate wear from steel balls

This improves the K2 clutch capacity by 20% for more torque capacity in 4th

Superior PT4L60-E Transmission Powertow Performance Kit 4L60E 4L65E 4L70E 96-05 Featured Products 63 ratio (2nd Gear) isModified Item: No Custom Bundle: No Non Domestic Product: No Brand: Superior Manufacturer Warranty: No Warranty Items Included: High performance 1 2 and 3 4 SuperServo Fairbanks PT4L60 E PowerTow Kit Valve Body Rebuild Kit Fits 4L60E, 4L65E, 4L70E and 4L75E 1996 2005 Except Hybrid units. * Specifically designed to be programmer friendly * Firms shifts and increases holding power * Addresses code 1870 includes TECKPAK FITZALL USA No Ream TCC valve