AX15 M/T 5TH Gear Upgrade Kit . AX15 Chrysler Manual Transmission 5th Gear Update Kit Includes Keys, Springs, and Blocker Features and Benefits: AX15 Chrysler Manual Transmission 5th Gear Update Kit Includes Keys, Springs, and Blocker Details: AAP UDA 4: 55 Grade Type: Regular Application Summary: 1992-1999 Dodge Dakota (5th) (Liter: 3.9 & Engine(cc): 3906 & Engine(ci): 239 & Cylinder: 6 & Block: V & Bore(in): 3.91 & Bore(mm): 99.3 & Stroke(in): 3.31 & Stroke(mm): 84.1 & Transmission Code: NP2500, AX15 & Transmission Base Gear: 5 & Transmission Control Type: Manual & Drive: 4WD, Rwd / Note: AX15 Manual Transmission, 5th Gear Upgrade Kit, Includes 25 Tooth 5th Gear, Keys, Springs, and Synchro Ring) 1989-1999 Jeep Cherokee (5th) (Liter: 4.0 & Engine(ci): 242 & Cylinder: 6 & Block: L & Bore(in): 3.88 & Bore(mm): 98.4 & Stroke(in): 3.43 & Stroke(mm): 87.0 & Transmission Code: AX15 & Transmission Base Gear: 5 & Transmission Control Type: Manual & Drive: 4WD / Note: AX15 Manual Transmission, 5th Gear Upgrade Kit, Includes 25 Tooth 5th Gear, Keys, Springs, and Synchro Ring) 1989-1992 Jeep Comanche (5th) (Liter: 4.0 & Engine(ci): 242 & Cylinder: 6 & Block: L & Bore(in): 3.88 & Bore(mm): 98.4 & Stroke(in): 3.43 & Stroke(mm): 87.0 & Transmission Code: AX15 & Transmission Base Gear: 5 & Transmission Control Type: Manual & Drive: 4WD / Note: AX15 Manual Transmission, 5th Gear Upgrade Kit, Includes 25 Tooth 5th Gear, Keys, Springs, and Synchro Ring) 1989-1999 Jeep Wrangler (5th) (Liter: 4.2, 4.0 & Engine(ci): 258, 242 & Cylinder: 6 & Block: L & Bore(in): 3.75, 3.88 & Bore(mm): 95.3, 98.4 & Stroke(in): 3.90, 3.43 & Stroke(mm): 98.9, 87.0 & Transmission Code: AX15 & Transmission Base Gear: 5 & Transmission Control Type: Manual / Note: AX15 Manual Transmission, 5th Gear Upgrade Kit, Includes 25 Tooth 5th Gear, Keys, Springs, and Synchro Ring)