1、Applicable Model: Transmission shift solenoid block is fit for Aspen 2007‑2009; fit for 2500 3500 6.7 2007‑2011; fit for Dakota with 4.7 / 5.7. 2、OE Number: The part numbers for reference is 52119435AF, please confirm whether it is consistent with the OE you need. 3、Applicable Transmission: Our shift solenoid block is compatible with 45RFE, 545RFE, 68RFE transmission box, stable performance and high reliability. 4、High Performance: Replace your damaged or old transmission solenoid block, our solenoid block allows the transmission to regain great power. 5、Fast Heat Dissipation: Transmission shift solenoid block is made of aluminum alloy shell, high temperature resistance, fast heat dissipation, and can be used for a long time in high temperature cars.