Parts list: № Number Qty Name Options 1 DE31156 1 Gear Case Next page: ST823074 Torsional Damper ST867441 Engine Gear Case Differential, Tier 2 and Stage 5 (1 of 4) ST867467 Engine Gear Case Differential, Tier 2 and Stage 5 (3 of 4) ST867429 Engine Gear Case Housing, Tier 2 and Stage 5 ST867517 Engine Gear Case Differential, 6.8 L Tier 2 (3 of 4) ST867511 Engine Gear Case Filter, 6.8 L Tier 2 ST867446 Engine Gear Case Differential, Tier 2 and Stage 5 (2 of 4) ST867498 Engine Gear Case Clutch, 6.8 L Tier 2 ST940432 Electro-Magnetic Header Clutch and Primary Countershaft ST867520 Engine Gear Case Differential, 6.8 L Tier 2 (4 of 4)