Honda Element. Manual — part 635

SYNCHRO RING AND GEAR INSPECTION

1. Inspect the inside of each synchro ring (A) for wear. Inspect the teeth (B) on each synchro ring for wear

(rounded off).

Fig. 119: Inspecting Gear Teeth On Synchro Hubs And Synchro
Sleeves
Courtesy of AMERICAN HONDA MOTOR CO., INC.

2007 Honda Element EX

2007-2008 TRANSMISSION Manual Transmission - Element

Fig. 120: Inspecting Synchro Ring For Wear
Courtesy of AMERICAN HONDA MOTOR CO., INC.

Example of synchro ring teeth

Fig. 121: Identifying Example Of Synchro Ring Teeth
Courtesy of AMERICAN HONDA MOTOR CO., INC.

2. Inspect the teeth (A) on each synchro sleeve and matching teeth on each gear for wear (rounded off).

Fig. 122: Identifying Synchro Sleeve Teeth
Courtesy of AMERICAN HONDA MOTOR CO., INC.

Example of synchro sleeve teeth and gear teeth

Fig. 123: Identifying Example Of Synchro Sleeve Teeth And Gear Teeth
Courtesy of AMERICAN HONDA MOTOR CO., INC.

2007 Honda Element EX

2007-2008 TRANSMISSION Manual Transmission - Element

3. Inspect the thrust surface (A) on each gear hub for wear.

Fig. 124: Identifying Thrust Surface On Gear Hub
Courtesy of AMERICAN HONDA MOTOR CO., INC.

4. Inspect the cone surface (B) on each gear hub for wear and roughness.

5. Inspect the teeth on all gears (C) for uneven wear, scoring, and cracks.

6. Coat the cone surface of each gear with manual transmission fluid (MTF), and place its synchro ring on it.

Rotate the synchro ring, making sure that it does not slip.

7. Measure the clearance between each gear (A) and its synchro ring (B) all around the gear. Hold the

synchro ring against the gear evenly while measuring the clearance. If the clearance is less than the
service limit, replace the synchro ring and gear.

Synchro Ring-to-Gear Clearance

Standard: 0.70-1.49 mm (0.028-0.059 in.)

Service Limit: 0.4 mm (0.016 in.)

Double Cone Synchro and Triple Cone Synchro-to-Gear Clearance

Standard:

2007 Honda Element EX

2007-2008 TRANSMISSION Manual Transmission - Element

Fig. 125: Measuring Clearance Between Each Gear And Synchro Ring
Courtesy of AMERICAN HONDA MOTOR CO., INC.

MAINSHAFT BEARING AND OIL SEAL REPLACEMENT

Special Tools Required



Oil seal driver 07JAD-PL90100



Adjustable bearing puller, 20-40 mm 07736-A01000B



Attachment, 42 x 47 mm 07746-0010300



Driver 07749-0010000



Slide hammer, 3/8 "-16 UNF commercially available

2007 Honda Element EX

2007-2008 TRANSMISSION Manual Transmission - Element