Parts list: № Number Qty Name Options Next page: ST821263 Primary Countershaft U-Joint and Driveshaft ST865860 Power Take-Off Gearcase, ProDrive™ (5 of 8) ST867432 Engine Gear Case Valve, Tier 2 and Stage 5 ST940429 Electro-Magnetic Header Clutch and Primary Countershaft ST824153 Engine Gear Case, Tier 2 and Stage 5