1999-2010 Ford F-250 Super Duty (Liter: 7.3, 6.0, 6.4 & Engine(ci): 445, 363, 391 & Cylinder: 8 & Block: V & Bore(in): 4.11, 3.74, 3.86 & Bore(mm): 104.4, 91.63, 95.0, 98.0 & Stroke(in): 4.18, 4.13 & Stroke(mm): 106.2, 101.19, 105.0 & Transmission Code: S6-650 & Transmission Base Gear: 6 & Transmission Control Type: Manual & Drive: 4WD, RWD / Note: S6-650/6S-750 ZF Manual Transmission, Creeper-Reverse Gear Synchro Assembly); 1999-2010 Ford F-350 Super Duty (Liter: 7.3, 6.0, 6.4 & Engine(ci): 445, 363, 391 & Cylinder: 8 & Block: V & Bore(in): 4.11, 3.74, 3.86 & Bore(mm): 104.4, 91.63, 95.0, 98.0 & Stroke(in): 4.18, 4.13 & Stroke(mm): 106.2, 101.19, 105.0 & Transmission Code: S6-650 & Transmission Base Gear: 6 & Transmission Control Type: Manual & Drive: 4WD, RWD / Note: S6-650/6S-750 ZF Manual Transmission, Creeper-Reverse Gear Synchro Assembly); 1999-2003 Ford F-450 Super Duty (Liter: 7.3, 6.0 & Engine(ci): 445, 363 & Cylinder: 8 & Block: V & Bore(in): 4.11, 3.74 & Bore(mm): 104.4, 91.63 & Stroke(in): 4.18, 4.13 & Stroke(mm): 106.2, 101.19 & Transmission Code: S6-650 & Transmission Base Gear: 6 & Transmission Control Type: Manual & Drive: 4 X 4, 4 X 2 / Note: S6-650/6S-750 ZF Manual Transmission, Creeper-Reverse Gear Synchro Assembly); 1999-2003 Ford F-550 Super Duty (Liter: 7.3, 6.0 & Engine(ci): 445, 363 & Cylinder: 8 & Block: V & Bore(in): 4.11, 3.74 & Bore(mm): 104.4, 91.63 & Stroke(in): 4.18, 4.13 & Stroke(mm): 106.2, 101.19 & Transmission Code: S6-650 & Transmission Base Gear: 6 & Transmission Control Type: Manual & Drive: 4 X 4, 4 X 2 / Note: S6-650/6S-750 ZF Manual Transmission, Creeper-Reverse Gear Synchro Assembly)