Specifications

Apply a bead of liquid sealant to the axle housing

flange. (See Service Bulletin 738 407, Page 22.)

Install the suspension yoke with hardened

washers and locknuts. Tighten to specified

torque.

Install a new o-ring and a new upper kingpin bear-

ing (if needed) into the upper kingpin bracket. App-

ly a light coat of lubricant to the inside of the

socket and to the ball section of the upper kingpin

ball stud. Insert the ball stud through the bearing

and bracket and into the tapered hole in the

suspension yoke. Install the plain washer and the

locknut. Tighten to the specified torque.

(For the SDA-12.)

Assemble the inner axle yoke spacer ring on the

inner axle shaft against the shoulder behind the

spline. Install the inner drive yoke, (without the

pressed-on bearing race) onto the spline.

Fig. 32

Fig. 31

Install the short (1-3/4 long) bolt into a new seal-

ing washer, through the retaining washer, and

into the shaft end, tightening to specified torque.

(See fig. 33).

Apply lubricant to the inner drive yoke hub area.

Insert the proper inner drive yoke shaft assembly

through the suspension yoke. (See fig. 24, Page

12.) CAUTION MUST BE TAKEN TO AVOID

DAMAGING THE INNER DRIVE YOKE SEAL

ASSEMBLY. Rotate the inner drive yoke shaft

assembly until it engages the side gears on the

differential assembly, continue to slide the shaft

inward until it engages the seal assembly. Care

should be exercised to prevent damage to the

primary seal lip and to insure the drive yoke hub

is seated in the bronze bearing portion of the seal

without distorting the large rubber diaphragm

section of the floating seal.

Fig. 33

Fig. 34

(For SDA-16, 18, 21 refer to item 47A, Page 39.)

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VI. STEERABLE DRIVE END ASSEMBLY