Transfer Case Disassembled View

Fig 1: Identifying Transfer Case Components

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Adapter Stud
2	Front Case Half
3	Location Pin
3	Location Pin
4	Fuel Line Bracket
5	Vehicle Speed Sensor O-Ring Seal
6	Vehicle Speed Sensor
7	Rear Output Shaft Seal
8	Fill Plug
9	Shift Detent Lever Seal
10	Encoder Motor
11	Encoder Motor Bolt
12	Encoder Motor Bracket Bolt
13	Case Half Bolt
14	Wiring Harness Bracket
15	Drain Plug
16	Rear Case Half
17	Magnet
18	Front Output Shaft Seal
19	Vent
20	Input Shaft Seal

Fig 2: Identifying Internal Components

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Input Gear Bearing
2	Annulus Gear
3	Annulus Gear Retaining Ring
4	High/Low Planetary Carrier Assembly
5	Mainshaft Front Support Bearing
6	High/Low Range Sleeve
7	High/Low Range Shift Fork Assembly
8	Shift Fork Shaft
9	Input Gear Thrust Washer
10	Mainshaft
11	Oil Pump
12	Oil Pump Hose Clamp
13	Oil Pump Hose
14	Oil Pump Screen
15	Upper Center Bearing Support Thrust Washer
16	Bearing
17	Snap Ring
18	Center Bearing Support
19	Lower Center Support Bearing Thrust Washer
20	Shift Detent Lever Cam
21	Shift Detent Lever Shaft Spring
22	Shift Detent Lever Shaft Sleeve
23	Shift Detent Lever Shaft
24	Inner Lockup Hub
25	Lockup Shift Assembly
26	Shift Fork Shaft Spring
27	Lockup Shift Fork
28	Drive Sprocket Thrust Washer
29	Drive Sprocket Bushing
30	Drive Sprocket
31	Drive Chain
32	Front Sun Gear
33	Planetary Differential Assembly
34	Rear Output Shaft Thrust Washer
35	Rear Sun Gear
36	Mainshaft Rear Support Bushing
37	Rear Output Shaft
38	Rear Output Shaft Bearing Outer Retaining Ring
39	Rear Output Shaft Bearing
40	Rear Output Shaft Bearing Retaining Ring
41	Speed Reluctor Wheel
42	Front Output Shaft Front Bearing
43	Front Output Shaft
44	Front Output Shaft Cup Plug
45	Driven Gear
46	Front Output Shaft Rear Bearing