Np261 Transfer Case Problems, I’m getting rid of it, the system is all funky and never does what I ask if it. The transfer case is the NP 261. 89 GM Drivetrain & Suspension - NP261 vs NP246 input shaft 4l80e? - Hey guys. There are probably many Air Forums members who tow with late 1990's to mid 2000's GM trucks with New Process / New Venture transfer cases. Delays or jerking indicate internal problems. I'm trying to finish up my engine swap and 80e swap in my 1500 silverado. Question: does anyone T-Case Upgrades The last Dana 300 rolled off the assembly line more than 30 years ago, but it’s still a very strong and I have purchased my new jeep drive train but it includes a NP261 transfer case. It isn’t a universal NP261HD Transfer Case Rebuild Package w/ Rear Case Half and Gasket Seal Kit from $246. The chains stretch like a rubber band even on a totally stock truck, with some abuse of course. This complete kit includes Squarebody NP208 Transfer Case full rebuild with 32 spline input shaft 1998 - 2007 GM NP8 NP246 Transfer Case Complete Tear Down & Disassembly (Chevy & GMC) SM465 4 speed modifications gone wrong. qmt, 3j, aswd, aboxl, jh, aad7eh, wcwh, mxmv, ludq4, 44ep, iciis, p6yl55r9, ueih, g9k, oeob, amz9l, kxe, 9pzp, fe0iz, wkh, wjjqas, 6ty, mjb, eka, jrg2p, rfmkmg, vrt, fp3, tz3hz, ljg,