M186/M210 Front Axles

DISASSEMBLY 

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1. Remove and DISCARD  the ring gear bolts and remove the ring gear from the differential case.

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   1 - Hammer

   2 - Punch

   3 - Roll Pin

2. Remove the pinion mate shaft roll pin;
   • with a punch and hammer if the case has a through hole.
   • with a suitable slide hammer if the case has a blind hole.

   .

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   1 - Differential Case

   2 - Pinion Mate Shaft

3. Remove the pinion mate shaft from the differential case and the pinion gears.

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   1 - Differential Side Gears

   2 - Pinion Gears

4. Rotate the differential side gears to expose the pinion gears to the differential windows.
5. Remove the pinion gears with the thrust washers through the differential windows.

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   1 - Differential Side Gears

   2 - Differential Pinion Gears

6. Remove the differential side gears with thrust washers through the differential window.

ASSEMBLY 

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1. Lubricate all differential components with axle lubricant.
2. Install the differential side gears with the thrust washers through the differential window.

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   1 - Differential Side Gears

   2 - Differential Pinion Gears

3. Install the pinion gears with the thrust washers through differential windows.

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   1 - Pinion Gears

   2 - Pinion Mate Shaft Hole

4. Rotate the pinion gears with the thrust washers and align the gears to the pinion mate shaft hole.

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   1 - Roll Pin Hole

   2 - Pinion Mate Shaft

5. Install the pinion mate shaft in the differential case and pinion gears while keeping the pinion mate shaft roll pin hole aligned with the opening.

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   1 - Roll Pin

   2 - Differential Case

6. Install the pinion mate shaft roll pin in the differential case and through the pinion mate shaft.

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   1 - Ring Gear

   2 - Ring Gear Bolts

   3 - Differential Case

7. Install the ring gear, the NEW  ring gear bolts on the differential case and alternately tighten to the proper torque specification.