Manual Nv4500 Cluster 1997+ Dodge/Gm W/ 1 1/2 Inch Rev Idler 5.61 USA Standard GearNV4500 M T Cluster 1 1 2 . 1 1 2 Reverse Idler NV4500 1997 and newer Dodge and GM 5. 61 Ratio Features and Benefits: 1 1 2 inch Reverse Idler NV4500 1997 and newer Dodge and GM 5. 61 Ratio Details: AAP UDA 4: 50 Application Summary: 1997 2004 Dodge Ram 1500 1997 2005 Dodge Ram 2500 1997 2005 Dodge Ram 3500 2007 Chevrolet Silverado 2500 Hd Classic 2007 Chevrolet Silverado 3500 Classic 1997 2000 Chevrolet C2500 1997 2000 Chevrolet C3500 1997 2000