Parts list: № Number Qty Name Options 1 AH168456 1 Splined Coupling 2 JD7147 1 Ball Bearing 3 R42729 6 Washer 4 R57725 6 Screw Next page: ST824153 Engine Gear Case, Tier 2 and Stage 5 ST867517 Engine Gear Case Differential, 6.8 L Tier 2 (3 of 4) ST867512 Engine Gear Case Differential, 6.8 L Tier 2 (1 of 4) ST867468 Engine Gear Case Differential, Tier 2 and Stage 5 (4 of 4) ST823447 Electro-Magnetic Header Clutch and Primary Countershaft ST821263 Primary Countershaft U-Joint and Driveshaft