M/T Mainshaft 86 & Up Nissan Hardbody 4CYL, 4WD . Manual Transmission Mainshaft 1986 and newer Nissan Hardbody 4-Cylinder 4X4 1.280 inch Wide 3rd Gear Bearing Surface Features and Benefits: Manual Transmission Mainshaft 1986 and newer Nissan Hardbody 4-Cylinder 4X4 1.280 inch Wide 3rd Gear Bearing Surface Details: AAP UDA 4: 55 Application Summary: 1995-1997 Nissan Pickup (Liter: 2.4 & Engine(cc): 2389 & Cylinder: 4 & Block: L & Bore(in): 3.50 & Bore(mm): 89.0 & Stroke(in): 3.78 & Stroke(mm): 96.0 & Transmission Base Gear: 5 & Transmission Control Type: Manual & Drive: 4WD / Note: FS5W Manual Transmission, Mainshaft, 4 Wheel Drive) 1987-1994 Nissan D21 (Liter: 2.4 & Engine(cc): 2389 & Cylinder: 4 & Block: L & Bore(in): 3.50 & Bore(mm): 89.0 & Stroke(in): 3.78 & Stroke(mm): 96.0 & Transmission Code: FS5W71G & Transmission Base Gear: 5 & Transmission Control Type: Manual & Drive: 4WD / Note: FS5W Manual Transmission, Mainshaft, 4 Wheel Drive) 1998-2004 Nissan Frontier (Liter: 2.4 & Engine(cc): 2389 & Cylinder: 4 & Block: L & Bore(in): 3.50 & Bore(mm): 89.0 & Stroke(in): 3.78 & Stroke(mm): 96.0 & Transmission Code: FS5W71C & Transmission Base Gear: 5 & Transmission Control Type: Manual & Drive: Rwd, 4WD / Note: FS5W Manual Transmission, Mainshaft, 4 Wheel Drive)