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: ST867468 Engine Gear Case Differential, Tier 2 and Stage 5 (4 of 4) ST867441 Engine Gear Case Differential, Tier 2 and Stage 5 (1 of 4) ST904397 Electro-Magnetic Header Clutch and Primary Countershaft ST867438 Engine Gear Case Filter, Tier 2 and Stage 5 ST867429 Engine Gear Case Housing, Tier 2 and Stage 5 ST867500 Engine Gear Case Valve, 6.8 L Tier 2 ST867499 Engine Gear Case Housing, 6.8 L Tier 2 ST867512 Engine Gear Case Differential, 6.8 L Tier 2 (1 of 4) ST904390 Primary Countershaft Gear Case ST867432 Engine Gear Case Valve, Tier 2 and Stage 5