Product Description
Build your own rebuild kit for the NP271 / NP273 transfer case. Ford units end in F (NP271F manual lever / NP273F electronic shift-on-the-fly). Pick the overhaul kit that matches your case, then add only the parts you need.
Build your own NP271 rebuild kit: choose the parts that match the transmission on your bench and leave out what you don't need. This builder has 11 option groups and 19 choices, all optional, so the kit holds only what you pick.
Brands offered in this kit include BorgWarner.
What you can choose
- Choose Your Overhaul Kit: BK485 Master bearing, gasket & seal kit - Ford NP271F/NP273F (recommended); TSK273 Gasket & seal kit only (no bearings) - reseal job
- Add Input shaft: 421670 24-spline input - 1999-2002 with ZF S6-650 6-speed manual
- Add Range fork, pads & slider: 421849 Updated range fork - NP271F manual-shift; 421849A Updated range fork - NP273F electronic-shift; A421849DK Wide-contact range fork assembly with pads (fits wide & narrow slider); 421849-1 Range fork insert (pads), updated; 421645A Updated range slider (.368in groove) - NP273F electronic-shift; 435645 Range slider, non-updated - prefer updated 421645A
- Add Mainshaft: 421672 Mainshaft - bolt-on yoke (Ford)
- Add Shift motor: A421420 Transfer case shift motor - NP273F (Dorman, square 6+2 pin connectors)
- Add Chain: HV-064 BorgWarner Hy-Vo chain, 1.5in x 49 links (OE supplier) - fits all NP271/NP273
- Add Oil pump / pump-rub repair: 421500 Oil pump assembly - replace any time the pump is scored or the rear case shows wear; 421463 Oil pickup tube and filter
- Add Seals: 421080 Input shaft seal
- Add Individual bearings: 355249 Input bearing, 100x55x21mm (Nachi); 421211 Rear mainshaft bearing (Nachi)
- Add Mode fork & 2WD/4WD synchro: 24262 Mode fork (S-TEC)
- Add Housing / case repair: 421760-1 Front case - NP271F manual-shift
