Exploded View

Fig 1: Exploded View Of Third Shaft Assembly

Courtesy of AMERICAN HONDA MOTOR CO., INC.

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

Remove the reverse gear (A), the reverse selector (B), the 35 x 41 x 32 mm needle bearing (C), and the reverse gear collar (D).

Fig 2: Identifying Reverse Gear Assembly
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Remove the sealing rings (E), the snap ring (F), the 4th clutch (G), and the O-rings (H).
Install a commercially available bearing separator (A) on the tapered part (B) of 6th gear (C). Place a bearing separator on press, and place a spacer (D) between the third shaft (E) and the press to prevent damaging the third shaft.

Fig 3: Installing Bearing Separator On Tapered Part Of 6th Gear
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Remove the reverse selector hub (A), 6th gear (B), and the 37 x 42 x 25 mm needle bearings (C) using a press.

Fig 4: Identifying Reverse Selector Hub Assembly
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Remove the snap ring (D), the cotter retainer (E), and the 36 mm cotters (F), and remove the 4th gear washer (G), the 49 x 66 x 3 mm thrust needle bearing (H), 4th gear (I), the 45 x 50 x 25 mm needle bearing (J), and the 49 x 66 x 3 mm thrust needle bearing (K) from the third shaft (L).
Inspect the bearings for galling and rough movement.
Check the shaft bearing surfaces for scoring and excessive wear, and check the shaft splines for excessive wear and damage.
Check the third shaft 6th gear axial clearance (see THIRD SHAFT 6TH GEAR AXIAL CLEARANCE INSPECTION ).