Power Transfer Unit Components

Fig 1: Exploded View of Power Transfer Unit Components

Courtesy of GENERAL MOTORS COMPANY

NOTE: Callouts in the following chart represent components shown in graphic above.

Callout	Component Name
1	Power Transfer Unit Face Seal
2	Power Transfer Unit Alignment Sleeve
3	Power Transfer Unit Case
4	Power Transfer Unit Vent Hose Connector
5	Power Transfer Unit Vent Hose
6	Power Transfer Unit Locating Pin
7	Power Transfer Unit Cover Housing Seal
8	Power Transfer Unit Input Shaft Seal- Front
9	Power Transfer Unit Input Shaft
10	Power Transfer Unit Pinion Compression Sleeve
11	Power Transfer Unit Shift Actuator Shaft
12	Power Transfer Unit Shift Actuator Gear
13	Power Transfer Unit Shift Actuator Locker
14	Power Transfer Unit Input Shaft Seal- Rear
15	Power Transfer Unit Extension Housing
16	Power Transfer Unit Extension Housing Bolt
17	Power Transfer Unit Intermediate Drive Shaft
18	Power Transfer Unit Intermediate Drive Shaft Bearing Retaining Ring
19	Power Transfer Unit Intermediate Drive Shaft Bearing
20	Power Transfer Unit Intermediate Drive Shaft Clip
21	Power Transfer Unit Cover to Intermediate Drive Shaft Seal
22	Power Transfer Unit Half Shaft Seal O-Ring
23	Power Transfer Unit Half Shaft Retainer Clip
24	Power Transfer Unit Cup Plug
25	Power Transfer Unit Fill Plug
26	Power Transfer Unit Shift Actuator Seal
27	Power Transfer Unit Shift Actuator
28	Power Transfer Unit Shift Actuator Bolt
29	Engine Wiring Harness Extension Harness
30	Power Transfer Unit Idler Gear Shaft
31	Power Transfer Unit Drain Plug
32	Power Transfer Unit Propeller Shaft Seal
33	Power Transfer Unit Propeller Shaft Seal O-Ring
34	Power Transfer Unit Propeller Shaft Retainer
35	Power Transfer Unit Heat Shield Bolt
36	Power Transfer Unit Heat Shield