Isuzu Rodeo UE. Manual - part 503

7B–44

MANUAL TRANSMISSION

Reverse Gear and 5th Gear (MUA)

Disassembled View

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Legend

(1) Oil Seal Collar (4X4)
(2) Ball Bearing (4X4)

   

(1) Bearing Snap Ring (4X2)
(2) Ball Bearing (4X2)
(3) Bearing Snap Ring (4X2)
(4) Speedometer Drive Gear (4X2)
(5) Clip (4X2)
(6) Retainer Snap Ring (4X2)
(7) Retainer
(8) Thrust Plate
(9) Thrust Washer and Lock Ball

(10) Reverse Idler Gear Snap Ring

(11) Reverse Idler Gear Assembly

(12) Idle Shaft Pin
(13) Thrust Washer

(14) Reverse Idler Gear
(15) Reverse Idler Shaft
(16) Bearing Snap Ring
(17) Ball Bearing
(18) Counter 5th Gear
(19) Counter Reverse Gear
(20) 5th Gear
(21) 5th Block Ring
(22) Needle Bearing
(23) Mainshaft Nut
(24) Rev–5th Synchronizer Assembly
(25) Reverse Block Ring
(26) Reverse Gear
(27) Needle Baring
(28) Bearing Plate and Screw
(29) Bearing Snap Ring
(30) Intermediate Plate

MANUAL TRANSMISSION

7B–45

Disassembly

1. Use a pair of snap ring pliers to remove the bearing

snap ring(1). (4X2)

2. Set the bearing remover J–37217 and puller J–37487

to the bearing and the mainshaft end to remove ball
bearing(2). (4X2)

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3. Remove bearing snap ring(3), speedometer drive

gear(4), clip(5), retainer snap ring(6) and retainer(7).
(4X2)

4. Set the retaining ring remover J–37222 and puller

J–37487 to the retainer(7) and the mainshaft end.
(4X4)

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5. Remove the retainer(7) together with the bearing(2)

and the oil seal collar(1). (4X4)
The universal puller may be used in place of the
retaining ring remover.

6. Remove thrust plate(8) and thrust washer and lock

ball(9).

7. Use a pair of snap ring pliers to remove reverse idler

gear snap ring(10).

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8. Remove the reverse idler gear assembly(11) from the

intermediate plate(30).

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9. Remove idle shaft pin(12), thrust washer(13), reverse

idler gear(14), and reverse idler shaft(15).

10. Use a pair of snap ring pliers to remove the snap

ring(16).

7B–46

MANUAL TRANSMISSION

11. Attach the bearing remover to the counter gear shaft.

Use the bearing remover to remove the ball
bearing(17) and the counter 5th gear(18).

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12. Remove counter reverse gear(19).
13. Remove 5th gear(20), 5th block ring(21), and needle

bearing (2 piece type) (22).

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14. Engage the 3rd–4th synchronizer with the 3rd gear.

Engage the 1st–2nd synchronizer with the 1st gear.
Attach the holding fixture J–37224 and base
J–3289–20 to the mainshaft and the counter gear.

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Use the mainshaft nut wrench J–37219 to remove the
mainshaft nut(23).

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MANUAL TRANSMISSION

7B–47

15. Use pry bars between the reverse gear(26) and

bearing plate(28) to remove the Rev–5th
synchronizer assembly(24) together with reverse
block ring(25) and reverse gear(26).

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16. Remove needle bearing(27).
17. Use the torx bit wrench J–37225(T45) to remove the

bearing plate and screw(28) from the intermediate
plate.

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18. Use the snap ring pliers(2) to remove the mainshaft

bearing snap ring(1) (29).

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19. Hold the snap ring open with the pliers.

Push the intermediate plate(30) toward the rear of the
transmission to remove it.
The bearing snap ring will come free.

Inspection and Repair

Refer to Top Gear Shaft, Main Gear Shaft, and Counter
Gear in this section for inspection and repair.

Reassembly

1. Mesh the counter gear with the mainshaft assembly.

Install the holding fixture J–37224 and base
J–3289–20 to the mainshaft and the counter gear.

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