Remanufactured Pump Assembly Complete. READY TO GO OUT OF THE BOX! Will work for 1995 - UP 4L60E Transmissions that have the short stator (NOT 300mm used in LS motors see specifics below). This Pump is a PWM style pump and will replace a 10 vane to 13 vane type pumps, However if you would prefer to have it built to a 10 vane style please let us know. We ream the pump and install an oversized Sonnax pressure regulator valve. Common symptoms of excessive bore wear include erratic line pressure, low line rise, 3-4 Clutch failure, excess pump noise and reverse chatter.