Willys-Overland Motors

Parts Catalog

Parts Catalog : TRANSFER CASE : NP 231

NP 231
# Years Veh Description Part Number
1 87/02 All Fork, Range Shift 4798136
2 87/96 All Fork, Mode Shift See Note #1 for Transfer Case ID #s 4338920
2 87/96 All Fork, Mode Shift See Note #2 for Transfer Case ID #s 4741237
3 All KIT, Shift Pads Includes pads for both Forks 15866
5 All Sector, Shifting 4638844
6 All O-Ring, Sector Seal 4167963
7 All Sector Seal 4167964
8 All Grommet 53004810
9 87/95 YJ Yoke, Front Output Shaft 83502829
9 97/99 TJ Yoke, Front Output Shaft 4798120
9 XJ,ZJ Yoke, Front Output Shaft 4446494
9 2002 KJ Yoke, Front Output Shaft 5019583AA *
10 87/96 All Seal, Front Output 4338893
10 97/00 All Seal, Front Output 4798112
10 2001 All Seal, Front Output 4338893
10 2002 KJ Seal, Front Output 5015847AA *
12 2002 KJ Output Shaft 5072324AA *
13 All Bearing, Output Shaft, Rear 4269189
14 87/96 All Drive Sprocket 4636963
14 97/02 All Drive Sprocket 4796908
15 87/02 All Chain 4338935
16 87/96 All Bearings, Sprocket 4269185
17 87/96 YJ & XJ Mainshaft 83503141
17 97/99 XJ Mainshaft 4798114
17 2000 XJ Mainshaft 5016630AA *
17 2001 XJ Mainshaft w/ Automatic Transmission 5016630AA *
17 2001 XJ Mainshaft w/ Manual Transmission 5017631AA *
17 97/99 TJ Mainshaft w/ 2.5L engine 4798114
17 97/99 TJ Mainshaft w/ 4.0L engine 5013023AA *
17 00/01 TJ Mainshaft w/ Automatic Transmission 5016630AA *
17 00/01 TJ Mainshaft w/ Manual Transmission 5017631AA *
17 2002 TJ Mainshaft (All) 5016630AA *
17 2002 KJ Mainshaft w/ Automatic Transmission 5072345AA *
17 2002 KJ Mainshaft w/ Manual Transmission 5072323AA *
18 87/02 All Oil Seal, Rear Output All NP 231 4210603
19 87/01 All Housing, Oil Pump All NP 231 4338936
20 All Bearing 4338892
21 87/96 All Stop Ring 4329526
22 All Synchronizer Assy.,Mode Shift 87/96 4796967
22 97/02 All Synchronizer Assy.,Mode Shift Hub 4741240 *
22 97/02 All Synchronizer Assy.,Mode Shift Sleeve 4796909 *
23 87/90 All Range Sleeve 83503132 *
23 91/96 All Range Sleeve 4796906
23 97/02 All Range Sleeve 4797013 *
24 87/90 All Planetary Gear See Note #3 for Transfer Case ID #s 4338901 *
24 87/90 All Planetary Gear See Note #4 for Transfer Case ID #s 53006087
24 91/93 All Planetary Gear All 53006087
24 94/01 All Planetary Gear All 4796903 *
24 2002 KJ & TJ Planetary Gear 4796903AB *
25 87/96 All Pilot Bearing 4338913
25 97/02 All Pilot Bearing 83503507
26 87/96 All Input Bearing 4338891
26 97/02 All Input Bearing 4746155
27 87/90 XJ & YJ Input Gear See Note #5 for Transfer Case ID #s 83503159 *
27 87/90 XJ & YJ Input Gear Use w/ Transfer Case ID # 53004271 4505526 *
27 87/90 XJ & YJ Input Gear Use w/ Transfer Case ID # 53005355, 53005382 83505553 *
27 87/90 XJ & YJ Input Gear Use w/ Transfer Case ID # 53006093, 53006096 83506065
27 91/96 XJ & YJ Input Gear 21 Teeth 53006083
27 91/96 XJ & YJ Input Gear 23 Teeth 83506065
27 97/98 XJ & YJ Input Gear 2.5L w/ Manual Transmission 4796956
27 97/00 XJ & YJ Input Gear 4.0L 4798113
27 1998 XJ & YJ Input Gear 2.5L w/ Automatic Transmission 4796965
27 99/00 XJ & YJ Input Gear w/ 2.5L engine 4796956
27 2001 XJ & YJ Input Gear 4798113
27 1993 ZJ Input Gear (Continued) 83506065
27 1994 ZJ Input Gear (Continued) w/ Manual Transmission 83506065
27 95/95 ZJ Input Gear (Continued) w/ Automatic Transmission 4761068
27 2002 KJ Input Gear (Continued) 4798113
27 97/00 TJ Input Gear (Continued) w/ Automatic Transmission 4796965
27 97/00 TJ Input Gear (Continued) w/ Manual Transmission 4796956
27 01/02 TJ Input Gear (Continued) 2.5L w/ Automatic Transmission 4796965
27 01/02 TJ Input Gear (Continued) 2.5L w/ Manual Transmission 4796956
27 01/02 TJ Input Gear (Continued) w/ 4.0L engine 4796965
28 All Retainer, Bearing 4338972
29 All Seal, Front Retainer 4167929
30 87/90 YJ, XJ Seal, Rear 83501389
31 87/95 YJ Housing Extension, Rear 83503156
31 87/90 XJ Housing Extension, Rear 4338949 *
31 91/96 XJ Housing Extension, Rear 83503156
31 93/95 ZJ Housing Extension, Rear 83503156
31 2002 KJ Housing Extension, Rear 83503156
32 All Extension Bushing J8134490
33 87/93 SJ,YJ,XJ,ZJ Rear Half Case 83503153 Not Listed
33 94/96 YJ,XJ,ZJ Rear Half Case 4796902 *
33 97/02 XJ, TJ, KJ Rear Half Case 4886222AA *
34 All  Magnet 3681601
35 All O-Ring  4338942
36 Switch, Vacuum  53001101
Switch, Electrical  J8134473
37 All O-Ring Seal  4338956
38 All Complete Install Kit for NP 231  231-MASKIT
39 87/89 YJ Case Half, Front  w/ Vacuum Switch Hole (see note 3) 83503572
40 87/02 All Filter, Transfer Case Oil  4338943
41 87/93 YJ, ZJ Retainer, Rear  83503573 *
41 87/93 XJ Retainer, Rear  4338949 *
41 97/01 TJ , XJ Retainer, Rear  5017477AA *
41 2002 KJ Retainer, Rear  5072325AA *
42 87/95 YJ Slip Yoke, Rear Output 83502855
42 87/95 XJ Slip Yoke, Rear Output 83503574
42 96 XJ Slip Yoke, Rear Output 4882714

* indicates part not currently carried by W-O

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