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: ST940429 Electro-Magnetic Header Clutch and Primary Countershaft ST824135 Power Take-Off Gearcase, ProDrive™ (1 of 8) ST940376 Primary Countershaft Gear Case ST865889 Main Gear Case Pressure Regulating Valve, ProDrive™ (7 of 8) ST867498 Engine Gear Case Clutch, 6.8 L Tier 2 ST867511 Engine Gear Case Filter, 6.8 L Tier 2 ST867446 Engine Gear Case Differential, Tier 2 and Stage 5 (2 of 4)