Transfer Case Disassembled View

WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying Case Half Components

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Transfer Case Front Output Shaft Seal
2	Transfer Case Vent
3	Transfer Case Input Shaft Seal
4	Transfer Case Input Shaft Bearing Outer Retaining Ring
5	Transfer Case Stud
6	Transfer Case Front Half
7	Transfer Case Half Locating Pin
7	Transfer Case Half Locating Pin
8	Transfer Case Input Shaft Bearing Assembly
9	Transfer Case Input Shaft Inner Retaining Ring
10	Transfer Case High/Low Internal Gear
11	Transfer Case High/Low Internal Gear Retaining Ring
12	Transfer Case Rear Output Shaft Rear Bearing Outer Retaining Ring
13	Vehicle Speed Sensor Assembly
14	Vehicle Speed Sensor - O-Ring - Seal
15	Transfer Case Rear Half
16	Transfer Case Access Hole Plug
17	Transfer Case - Harness - Bracket
18	Transfer Case Half Bolt/Screw
19	Transfer Case Rear Output Shaft Bushing
20	Transfer Case Rear Output Shaft Seal
21	Transfer Case Two/Four Wheel Drive Actuator Bolt/Screw
22	Transfer Case Two/Four Wheel Drive Actuator Assembly
23	Transfer Case Two/Four Wheel Drive Actuator Seal
24	Transfer Case Oil Fill Plug
25	Transfer Case Oil Drain Plug
26	Transfer Case Four Wheel Drive Actuator Lever Shaft Bearing Assembly
27	Transfer Case Four Wheel Drive Actuator Lever Shaft Bearing Assembly
28	Transfer Case Shift Detent Plunger Plug
29	Transfer Case Shift Detent Plunger Plug - O-Ring - Seal
30	Transfer Case Shift Detent Spring
31	Transfer Case Shift Detent Plunger

Fig 2: Identifying Internal Components

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Transfer Case High/Low Planetary Carrier Retaining Ring
2	Transfer Case High/Low Locking Plate
3	Transfer Case Planetary Carrier Sun Gear Thrust Washer
4	Transfer Case Input Shaft
5	Transfer Case Input Shaft Pilot Bearing Assembly
6	Transfer Case Input Shaft Pilot Bearing Retaining Ring
7	Transfer Case Planetary Carrier Sun Gear Thrust Washer
8	Transfer Case High/Low Planetary Carrier Assembly
9	Transfer Case High/Low Clutch
10	Transfer Case Two/Four Wheel Drive Synchronizer Sleeve
11	Transfer Case Two/Four Wheel Drive Shift Fork Insert
12	Transfer Case Shift Fork Spring
13	Transfer Case Two/Four Wheel Drive Shift Fork Assembly
14	Transfer Case Two/Four Wheel Drive Actuator Cam
15	Transfer Case Two/Four Wheel Drive Actuator Cam Retaining Ring
16	Transfer Case High/Low Shift Fork
17	Transfer Case High/Low Shift Fork Pads
18	Transfer Case High/Low Shift Fork Spring Assembly
19	Transfer Case High/Low Shift Fork Pin
20	Transfer Case Control Actuator Shaft
21	Transfer Case Rear Output Shaft
22	Transfer Case Two/Four Wheel Drive Synchronizer Inserts
23	Transfer Case Two/Four Wheel Drive Synchronizer Hub
24	Transfer Case Two/Four Wheel Drive Synchronizer Assembly
25	Transfer Case Two/Four Wheel Drive Synchronizer Blocking - Outer - Ring
26	Transfer Case Two/Four Wheel Drive Synchronizer Blocking - Inner - Ring
27	Transfer Case Front Output Shaft Drive Chain Assembly
28	Transfer Case Front Output Shaft Drive Sprocket
29	Transfer Case Front Output Shaft Drive Sprocket Bearing Assembly
30	Transfer Case Front Output Shaft Drive Sprocket Spacer - Rear
31	Transfer Case Front Output Shaft Drive Sprocket Retaining Ring
32	Transfer Case Oil Pump Assembly
33	Transfer Case Rear Output Shaft Speed Reluctor Wheel
34	Transfer Case Rear Output Shaft Rear Bearing Retaining Ring
35	Transfer Case Rear Output Shaft Rear Bearing Assembly
36	Transfer Case Rear Output Shaft Rear Bearing Retaining Ring
37	Transfer Case Oil Pump Suction Pipe Seal
38	Transfer Case Oil Pump Suction Pipe
39	Transfer Case Front Output Shaft Rear Bearing Assembly
40	Transfer Case Front Output Shaft Driven Sprocket Spacer
41	Transfer Case Front Output Shaft Driven Sprocket
42	Transfer Case Front Output Shaft Hole Plug
43	Transfer Case Front Output Shaft
44	Transfer Case Front Output Shaft Front Bearing Assembly