A:AnswerHey GrumpyGus,
While all CRUs for this model ThinkPad T14s, please visit this web address for a digital copy of the laptop's user guide for more info on CRUs: https://support.lenovo.com/us/en/documentation/SG10026/CRU_replacement?language=en | Additionally, you can view the hardware maintenance for this model ThinkPad for FRU options as well.
Please feel free to reach out to us with any other questions!