A/T Secondary Shaft Disassembly

A/T Secondary Shaft Disassembly

Exploded View





NOTE: Refer to the Exploded View as needed during the following procedure.

1. Remove the sealing rings (A).





2. Remove the 32 mm snap ring (B), and remove the 1st clutch (C) and O-rings (D).

3. Remove the 37 x 49 x 3.4 mm thrust washer (E), the 37 x 50 x 2.5 mm thrust needle bearing (F), 1st gear (G), the 32 x 38 x 34 mm needle bearing (H), the 37 x 52 x 2 mm thrust washer (I), and the 38 x 54 x 3.5 mm thrust needle bearing (J).

4. Secure the idler gear (A) on the secondary shaft (B) in a bench vise with wood blocks, loosen the lock bolt (C), and remove it.





5. Remove wood chips that may be stuck to the gear

6. Place the idler gear (A) on press bases (B), and place a spacer (C) between the secondary shaft (D) and a press to prevent damaging the secondary shaft.






7. Remove the ball bearing (A), the 38 x 64 x 3.5 mm thrust needle bearing (B), 2nd gear (C), the 38 x 44 x 22.5 mm needle bearing (D), the 39 x 57 x 2.5 mm thrust needle bearing (E), the 2nd gear collar (F), the 2nd/5th clutch (G), the O-rings (H), the 5th gear collar (I), the 49 x 66 x 3 mm thrust needle bearing (J), 5th gear (K), the 45 x 50 x 25 mm needle bearing (L), the 49 x 66 x 3 mm thrust needle bearing (M), and the idler gear (N) using the press.





8. Inspect the bearings for galling and rough movement.

9. Inspect the shaft bearing surfaces for scoring and excessive wear, and inspect the shaft splines for excessive wear and damage.

10. Inspect 1st gear, 2nd gear, 5th gear, and the idler gear for wear and damage.

11. Check the secondary shaft 2nd gear and 5th gear axial clearance A/T Secondary Shaft 2nd Gear and 5th Gear Axial Clearance Inspection.

12. Check the secondary shaft installation height after the secondary shaft is reassembled.