Can I tell rear rotor type/size from RPO code?

Discussion in 'Technical Discussions' started by jcy110, Apr 4, 2019.

  1. jcy110

    jcy110 New Member

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    Aug 26, 2017
    Hi, I need to get new rear rotors for my 01 4wd Tahoe LS 5.3L . They have 1 piston caliper and 2 piston caliper types and that determines the rotor size. Can I tell anything from the glovebox sticker RPO codes? Or do I have to take the rear wheel off.............