Differential Cover
Rear; Exc. Active Brake Control (JL4); 3.73 Rear Axle Ratio (GT4), 3.42 Ratio (GU6), 8.50/8.625 Ring Gear Saginaw - American Axle; 10 Bolt Differential
Differential Cover
Rear; GM 8.5 In./ 8.6 In. Rear; 10 Bolt; Nodular Iron Differential Cover; Includes 8mm Cover Bolts, Magnetic Drain and Fill Plug; with 10 Bolt Rear Cover