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 ST867432 Engine Gear Case Valve, Tier 2 and Stage 5 ST867441 Engine Gear Case Differential, Tier 2 and Stage 5 (1 of 4) ST823447 Electro-Magnetic Header Clutch and Primary Countershaft ST824135 Power Take-Off Gearcase, ProDrive™ (1 of 8) ST867446 Engine Gear Case Differential, Tier 2 and Stage 5 (2 of 4)