REMOVAL
(1) Raise vehicle.
(2) Remove front propeller shaft. Refer to Group 3, Differential and Driveline, for proper procedure.
Fig. 5 Speedometer Components
1 - SENSOR O-RING
2 - SPEEDOMETER ADAPTER
3 - ADAPTER O-RING
4 - SPEEDOMETER PINION
5 - ADAPTER CLAMP
6 - VEHICLE SPEED SENSOR
Fig. 6 Location Of Index Numbers On Speedometer Adapter
1 - SPEEDOMETER ADAPTER
2 - INDEX NUMBER LOCATION
(3) Remove front output shaft yoke.
(4) Remove seal from front case with pry tool (Fig.
7).
Fig. 7 Remove Front Output Shaft Seal
1 - OUTPUT SHAFT SEAL
2 - PRYBAR
INSTALLATION
(1) Install new front output seal in front case with Installer Tool 8143 as follows: (a) Place new seal on tool. Garter spring on seal goes toward interior of case.
(b) Start seal in bore with light taps from hammer (Fig. 8). Once seal is started, continue tapping seal into bore until installer tool seats against case.
Fig. 8 Front Output Seal Installation
1 - INSTALLER 8143
2 - TRANSFER CASE