Chevrolet Silverado / GMC Sierra. Service manual — part 2890

Rear Output Shaft Assembly Disassemble

Fig. 25: View Of Rear Output Shaft Assembly Components
Courtesy of GENERAL MOTORS CORP.

Rear Output Shaft Assembly Disassemble

1

Tip: Mount the assembly into a soft-jaw vice
or holding fixture for disassembly.

2

Transfer Case Two/Four Wheel Drive Shift
Fork Assembly

3

Transfer Case High/Low Shift Fork Assembly

4

Transfer Case High/Low Clutch

5

Transfer Case Front Output Shaft Drive Chain
Assembly

Callout

Component Name

Transfer Case Rear Output Shaft Rear Bearing

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Transfer Case - MP 1625/1626-NQF - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &

Silverado

Input Shaft and Planetary Assembly Removal

1

Retaining Ring

2

Transfer Case Rear Output Shaft Rear Bearing
Assembly
Tip: Use an arbor press or suitable puller to
remove the bearing from the rear output shaft.

3

Transfer Case Rear Output Shaft Rear Bearing
Retaining Ring

4

Transfer Case Rear Output Shaft Speed
Reluctor Wheel

5

Transfer Case Oil Pump Assembly

6

Transfer Case Front Output Shaft Drive
Sprocket Retaining Ring

7

Transfer Case Front Output Shaft Drive
Sprocket Spacer - Rear

8

Transfer Case Front Output Shaft Drive
Sprocket

9

Transfer Case Front Output Shaft Drive
Sprocket Bearing Assembly (Qty: 2)
Tip: Only remove the bearing if faulty. Refer to
Drive Chain, Drive Sprocket, and Driven
Sprocket Cleaning and Inspection.

10

Transfer Case Two/Four Wheel Drive
Synchronizer Blocking - Inner - Ring

11

Transfer Case Two/Four Wheel Drive
Synchronizer Blocking - Outer - Ring

12

Transfer Case Two/Four Wheel Drive
Synchronizer Assembly

13

Transfer Case Two/Four Wheel Drive
Synchronizer Sleeve

14

Transfer Case Two/Four Wheel Drive
Synchronizer Insert (Qty: 3)

15

Transfer Case Two/Four Wheel Drive
Synchronizer Hub

16

Transfer Case Rear Output Shaft

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Transfer Case - MP 1625/1626-NQF - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &

Silverado

Fig. 26: View Of Input Shaft & Planetary Assembly Components
Courtesy of GENERAL MOTORS CORP.

Input Shaft and Planetary Assembly Removal

Callout

Component Name

1

Transfer Case Input Shaft Seal

2

Transfer Case Input Shaft Bearing Outer Retaining
Ring

CAUTION:

Do not rotate the transfer case while the retaining ring
is removed. Rotating the transfer case while the
retaining ring is removed, may cause the input
shaft/planetary assembly to fall from the transfer case,
resulting in personal injury.

3

Transfer Case Input Shaft/Planetary Assembly

4

Transfer Case High/Low Planetary Carrier
Retaining Ring

5

Transfer Case High/Low Locking Plate

6

Transfer Case Planetary Carrier Sun Gear Thrust
Washer

7

Transfer Case Input Shaft
Transfer Case Input Shaft Pilot Bearing Retaining

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Transfer Case - MP 1625/1626-NQF - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &

Silverado

Front Output Shaft Assembly Removal

8

Ring

9

Transfer Case Input Shaft Pilot Bearing Assembly
Tip: Only remove the bearing if faulty. Refer to
Front Output Shaft and Input Shaft Cleaning
and Inspection.

10

Transfer Case Planetary Carrier Sun Gear Thrust
Washer

11

Transfer Case High/Low Planetary Carrier
Assembly

12

Transfer Case Input Shaft Inner Retaining Ring

13

Transfer Case Input Shaft Bearing Assembly

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Transfer Case - MP 1625/1626-NQF - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &

Silverado