Page 897 of 1449
MANUAL TRANSMISSION OVERHAUL -Output Shaft22B-31
AF"1ST SPEED GEAR SLEEVE REMOVAL
Using the special tool, remove the 1st speed gear sleeve
from the output shaft.
AG"TAPER ROLLER BEARING REMOVAL
Using the special tool, remove the taper roller bearing from
the output shaft.
REASSEMBLY SERVICE POINTS
"AAOIL SEAL INSTALLATION
Accurately tap in the oil seal to the dimensions shown in
the illustration.
"BATAPER ROLLER BEARING INSTALLATION
Using the special tool, install the roller bearing onto the output
shaft.
"CA1ST SPEED GEAR SLEEVE INSTALLATION
Using the special tool, install the 1st speed gear sleeve onto
the output shaft.
MD998801
Sleeve
MD998801Taper roller
bearing
Oil seal3.5 mm
MD998801MD998812
MD998819
Taper roller
bearing
MD998364SleeveMD998812
MD998814
MD998824
Page 898 of 1449

MANUAL TRANSMISSION OVERHAUL -Output Shaft22B-32
"DASYNCHRONIZER SPRING INSTALLATION
Install the synchronizer spring at the position shown in the
illustration.
"EA1ST-2ND SPEED SYNCHRONIZER HUB
Using the special tool, install the 1st-2nd speed synchronizer
hub onto the output shaft in the direction shown in the
illustration.
Caution
(1) Press in so that the synchronizer ring does not bite
in.
(2) After assembling, confirm that the 1st speed gear
rotates smoothly.
"FASYNCHRONIZER SLEEVE INSTALLATION
(1) Install the synchronizer sleeve onto the output shaft at
the direction shown in the illustration.
(2) Align the synchronizer hub deep grooves with the sleeve
protrusions and install onto the output shaft.
Synchronizer
spring
2nd
speed
side 1st
speed
side
Installation
direction
MD998364 Synchronizer hubMD998812
MD998814
MD998824
Identification
groove2nd
speed
side 1st
speed
side
Installation
direction
Synchronizer sleeve protrusion section
Synchronizer hub deep groove section
Page 899 of 1449

MANUAL TRANSMISSION OVERHAUL -Output Shaft22B-33
"GA2ND SPEED GEAR SLEEVE INSTALLATION
Using the special tool, install the 2nd speed gear sleeve onto
the output shaft.
"HA3RD SPEED GEAR INSTALALTION
Using the special tool, install the 3rd speed gear onto the
output shaft.
Caution
(1) Press in so that the synchronizer ring does not bite
in.
(2) After assembling, confirm that the 2nd speed gear
rotates smoothly.
"IASNAP RING INSTALLATION
Select and install the snap ring onto the output shaft so that
the output shaft 3rd speed gear clearance is at the standard
value.
Standard value: 0.01 mm tight to 0.09 mm loose
"JA4TH SPEED GEAR INSTALLATION
Using the special tool, install the 4th speed gear onto the
output shaft.
"KA5TH SPEED GEAR SLEEVE INSTALLATION
Using the special tool, install the 5th speed gear sleeve onto
the output shaft.
MD998364SleeveMD998812
MD998814
MD998824
MD998364 3rd speed gearMD998812
MD998814
MD998824
Snap ring
MD998364 4th speed gearMD998812
MD998813
MD998821
MD998364SleeveMD998812
MD998813
MD998821
Page 900 of 1449

MANUAL TRANSMISSION OVERHAUL -Output Shaft22B-34
"LASYNCHRONIZER SPRING INSTALLATION
Install the synchronizer spring at the position shown in the
illustration.
"MA5TH-REVERSE SPEED SYNCHRONIZER HUB
INSTALLATION
Using the special tool, install the 5th-reverse synchronizer
hub onto the output shaft in the direction shown in the
illustration.
Caution
After assembling, confirm that the 5th speed gear rotates
smoothly.
Caution
Press in so that the synchronizer ring does not bite in.
"NAREVERSE GEAR/NEEDLE ROLLER
BEARING/REVERSE GEAR BEARING SLEEVE
INSTALLATION
Using the special tool, install the reverse gear/needle roller
bearing/reverse gear bearing sleeve onto the output shaft.
"OATAPER ROLLER BEARING INSTALLATION
Using the special tool, install the taper roller bearing onto
the output shaft.
Synchronizer
spring
Reverse
side 5th
speed
side
Installation
direction
MD998364 Synchronizer hubMD998812
MD998813
MD998821
MD998364 Reverse gearMD998812
MD998820
Sleeve
MD998364MD998812
MD998819
Page 901 of 1449
MANUAL TRANSMISSION OVERHAUL -Output Shaft22B-35
"PASNAP RING INSTALLATION
Select and install the snap ring onto the output shaft so that
the output shaft rear bearing clearance is at the standard
value.
Standard value: 0.01 mm tight to 0.09 mm loose
INSPECTION
OUTPUT SHAFT
Check the spline for damage and wear.
NEEDLE BEARING
(1) When the needle bearing is assembled with the bearing
sleeve and gear and rotated, the needle bearing must
rotate smoothly without play or abnormal noise.
(2) The holder must not be deformed.
SYNCHRONIZER RING
(1) The clutch gear teeth must not be damaged or broken.
(2) The inner diameter of the cone must not be damaged
or worn, and the screw threads must not be crushed.
(3) Press the synchronizer ring against the gears, and check
the clearance “A”. Replace if “A” is less than the limit
value.
Limit value: 0.5 mm
Snap ring
Gear“A”
Synchronizer
ring
Page 902 of 1449

MANUAL TRANSMISSION OVERHAUL -Output Shaft22B-36
OUTER SYNCHRONIZER RING, INNER
SYNCHRONIZER RING AND SYNCHRONIZER CONE
(1) The gear teeth and cone surface must not be damaged
or broken.
(2) Assemble the outer ring, inner ring and cone. Press
against the gears and check the clearance “A”. Replace
if “A” is less than the limit value.
Limit value: 0.5 mm
Caution
When replacing, replace the outer ring, inner ring and
cone as a set.
SYNCHRONIZER SLEEVE AND HUB
(1) When the synchronizer sleeve and hub are assembled
and slid, the parts should slide without catching.
(2) There must be no damage on the front and back ends
of the sleeve’s inner surface.
SYNCHRONIZER SPRING
The spring must not be weak, deformed or broken.
EACH SPEED GEAR
(1) None of the helical gears or clutch gear teeth must be
damaged or worn.
(2) The synchronizer cone surface must not be rough,
damaged or worn.
(3) The inner diameter and front/back surfaces of the gear
must not be damaged or worn.
Gear
“A”
Inner ringOuter ring
Cone
Page 903 of 1449
MANUAL TRANSMISSION OVERHAUL -Reverse Idler Gear22B-37
REVERSE IDLER GEAR
DISASSEMBLY AND REASSEMBLY
Apply gear oil on
all sliding sections
before installing.
7653
41
2
Disassembly steps
1. Snap ring
2. Cone spring
3. Thrust washer
4. Steel ball5. Reverse idler gear
6. Needle roller bearing
7. Reverse idler gear shaft
INSPECTION
NEEDLE ROLLER BEARING
(1) When the needle bearing is assembled with the shaft
and gear and rotated, the needle bearing must rotate
smoothly without play or abnormal noise.
(2) The holder must not be deformed.
Page 904 of 1449
MANUAL TRANSMISSION OVERHAUL -Speedometer Gear22B-38
SPEEDOMETER GEAR
DISASSEMBLY AND REASSEMBLY
Apply gear oil on
all sliding sections
before installing.
34
2
1
Disassembly steps
1. e-clip
2. Speedometer driven gear
3. O-ring
4. Sleeve