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Home >> Isuzu >> 2007 >> i-290 LS, Automatic >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Manual Transmission - AISIN Ar5) >> Repair Instructions >> Synchronizers Assemble >> 1st/2nd Gear Synchronizer

1st/2nd Gear Synchronizer

WARNING: This page is about a different variant/trim than selected.
    Fig 1: View Of 1st/2nd Gear Synchronizer Hub Insert
    GM881243Courtesy of GENERAL MOTORS CORP.
  1. Install the synchronizer spring in the hole of the 1st/2nd gear synchronizer hub.
  2. Slide the insert in while pushing down on the spring.
    3. Fig 2: View Of Reverse Gear On The Hub
    GM881242Courtesy of GENERAL MOTORS CORP.
  3. Install the reverse gear on the hub while pushing in the inserts.
    • The forward, 2nd gear, side of the reverse gear has the shift fork groove.
    • The 2nd gear side of the hub has the internal splines indented from the thrust surface.
    • Align the inserts with the non-tooth areas of the sleeve.
    4. Fig 3: Identifying 1st/2nd Gear Synchronizer Hub Components
    GM880952Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: When you service the synchronizers, retain them in the order that they are removed. Keep the synchronizer components together and mark to identify the correct location.
  4. Install the following components to the 1st/2nd gear synchronizer hub (215). Ensure the tabs on the rings are aligned with the notches in the hub.
    • The 2nd gear inner blocking ring (228)
    • The 2nd gear internal blocking ring (227)
    • The 2nd gear outer blocking ring (226)
    • The 1st gear outer blocking ring (216)
    • The 1st gear internal blocking ring (217)
    • The 1st gear inner blocking ring (218)
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