 Felder also worked as a West Coast studio musician, mostly playing electric bass, for various soul and R&B musicians, and was one of the in-house bass players for Motown Records, when the record label opened operations in Los Angeles in the early 1970s.He played on recordings by the Jackson 5 such as "I Want You Back" and "The Love You Save", as well as for Marvin Gaye and Grant Green.He also played bass for soft rock groups like Seals and Crofts.