Zf S547 M/T 5TH & Reverse Synchro Assembly . Zf S547 Manual Transmission Component 5th & Reverse Gear Synchronizer Assembly Features and Benefits: ZF S547 Manual Transmission Component 5th & Reverse Gear Synchronizer Assembly Details: AAP UDA 4: 50 Grade Type: Regular Application Summary: 1999-2001 Ford F-250 Super Duty (Liter: 5.4, 6.8 & Engine(ci): 330, 415 & Cylinder: 8, 10 & Block: V & Bore(in): 3.55 & Bore(mm): 90.2 & Stroke(in): 4.17, 4.16 & Stroke(mm): 105.7 & Transmission Code: S5-47 & Transmission Base Gear: 5 & Transmission Control Type: Manual & Drive: 4WD / Note: S5-47 Zf Manual Transmission, 5th-Reverse Gear Synchro Assembly) 1999-2001 Ford F-350 Super Duty (Liter: 5.4, 6.8 & Engine(ci): 330, 415 & Cylinder: 8, 10 & Block: V & Bore(in): 3.55 & Bore(mm): 90.2 & Stroke(in): 4.17, 4.16 & Stroke(mm): 105.7 & Transmission Code: S5-47 & Transmission Base Gear: 5 & Transmission Control Type: Manual & Drive: 4WD / Note: S5-47 Zf Manual Transmission, 5th-Reverse Gear Synchro Assembly) 1999-2001 Ford F-450 Super Duty (Liter: 6.8 & Engine(ci): 415 & Cylinder: 10 & Block: V & Bore(in): 3.55 & Bore(mm): 90.2 & Stroke(in): 4.16 & Stroke(mm): 105.7 & Transmission Code: S5-47 & Transmission Base Gear: 5 & Transmission Control Type: Manual & Drive: 4 X 4 / Note: S5-47 Zf Manual Transmission, 5th-Reverse Gear Synchro Assembly)