GM 4L60E Forward Accumulator (1.770"OD) (.230"OD Pin) 1993-09 Aluminum. FITS: 4L60E, 4L65E, 4L70E and 4L75E 1993-2009. FEATURES: Piston, Forward Accumulator in rear of Valve body thicker Alum: OEM #24200126 Replaces Plastic & Aluminum that break and prematurely wear out. Special Instructions: Does not require transmission removal for proper installation.