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7.12

FINAL DRIVE

9923412 - 2012 Sportsman 400/500 and EFI Tractor Service Manual

Reassembly / Inspection NON ADC

1. Replace all O-rings, seals, and worn components.

2. Press the pinion shaft seal into the pinion cover, until

e seal is flush with the sealing surface.

3. Inspect bearings on output and pinion shafts. To

eplace, press new bearing onto shaft.

NOTE: Due to extremely close tolerances and

minimal

wear, the bearings must be inspected

visually, and by feel. While rotating bearings by

hand, inspect for rough spots, discoloration, or

corrosion. The bearings should turn smoothly and

quietly, with no detectable up and down movement

and minimal movement side to side.

4. Install input shaft, bearing, snap ring, and input cover

with new o-

ring. Torque bolts to specification.

5. Install the LH output hub (A) into the gearcase

hou

sing. The output hub should spin freely.

6. Install the RH output hub (B) into the output cover.

The

output hub should spin freely.

7. Install the rollers and roll cage into the ring gear.

sert the rollers as the roll cage is installed.

8. Install the ring gear and roll cage assembly into the

gea

rcase housing.

= T

Input Cover Bolt Torque

7-11 ft. lbs.

Polaris A12MH46AX User Manual

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