ASTRO 90-92 RWD, 4 wheel ABS (2 sensors, rear axle). ASTRO 93-02 RWD. SAFARI (GMC) 90-92 RWD, 4 wheel ABS (2 sensors, rear axle). SAFARI (GMC) 93-02 RWD. Labor and costs associated with part installation are not included in the warranty, parts only.