Vital Parts is offering this NEW transfer case chain for Ford & Dodge applications equipped with either the NP273 or NP271 transfer cases This transfer case has an aluminum case and is chain driven 1.50" Wide / 98 Pitches / .4346 Pitch / Round Pin Ford Excursion: 8 CYL 5.4L 2000 - 2005 NP271F / NP273F (aluminum cases, chain driven) 8 CYL 6.0L 2003 - 2005 NP271F / NP273F (aluminum cases, chain driven) 8 CYL 7.3L 2000 - 2003 NP271F / NP273F (aluminum cases, chain driven) 10 CYL 6.8L 2000 - 2005 NP271F / NP273F (aluminum cases, chain driven) Ford F-Series FULL SIZE Trucks - F150, F250 Super Duty, F350 Super Duty, F450 Super Duty: 8 CYL 5.4L 1999 - ON NP271F / NP273F (aluminum cases, chain driven) 8 CYL 6.0L 2003 - 2007 NP271F / NP273F (aluminum cases, chain driven) 8 CYL 6.4L 2008 - ON NP271F / NP273F (aluminum cases, chain driven) 8 CYL 7.3L 1999 - 2003 NP271F / NP273F (aluminum cases, chain driven) 10 CYL 6.8L 1999 - ON NP271F / NP273F (aluminum cases, chain driven) Dodge Ram 2500 / 3500: 6 CYL 5.9L 2003 - ON NP271 / NP273 (aluminum cases, chain driven) 8 CYL 5.7L 2003 - ON NP271 / NP273 (aluminum cases, chain driven, "Hemi") 10 CYL 8.0L 2003 - 2006 NP271 / NP273 (aluminum cases, chain driven)