Parts list: № Number Qty Name Options Next page: ST823447 Electro-Magnetic Header Clutch and Primary Countershaft ST823517 Primary Countershaft Gear Case ST867426 Engine Gear Case Clutch, Tier 2 and Stage 5 ST867432 Engine Gear Case Valve, Tier 2 and Stage 5 ST867467 Engine Gear Case Differential, Tier 2 and Stage 5 (3 of 4)