T-0151 Rear Clutch Spring Compressor Transmission Tool Compatible with GM 250 250C 350 350C 700R4 4L60 4L60-E 4L65E 4L70 4L70E 4T80-E (Low & Reverse) Features: This rear clutch spring compressor transmission tool is specifically engineered to extract the low & reverse clutch piston located in the rear of the case, enabling you to efficiently and correctly remove the clutch spring retainer.