Okla. Stat. tit. 12A, § 1-9-623
Oklahoma Code Comment
Section 9-623, former section 9-506 , adds secondary obligors and lien holders as parties entitled to redeem collateral. The term "Secondary Obligor" is defined in section 9-102(a)(71) .
See Ivey v. Henry's Diesel Service, Inc., 418 p-2d 634 (Okla. 1966) (The unconditional tender of the amount of an obligation made by one having a legal right to make the tender extinguishes a lien on personal property that provides a security for payment of the obligation).