1987-1989 GMC R2500 Suburban Base RWD 5.7L V8. 1987-1989 GMC R2500 Suburban Base RWD 7.4L V8. 1987-1989 GMC R2500 Suburban Sierra Classic RWD 5.7L V8. 1987 GMC R2500 Suburban High Sierra RWD 5.7L V8. 1987-1989 GMC R2500 Suburban Sierra Classic RWD 7.4L V8.
