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Home >> Chevrolet >> 2010 >> Camaro LS, Automatic >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 4 (Manual Transmission - TREMEC 6-Speed) >> Repair Instructions - Off Vehicle >> Main Shaft and Input Shaft Assemble >> Mainshaft

Main Shaft and Input Shaft Assemble: Mainshaft

WARNING: This page is about a different variant/trim than selected.
    Fig 1: Identifying 3rd Speed Drive Gear Spacer & Caged Needle Bearing
    GM2102234Courtesy of GENERAL MOTORS CORP.
  1. Install the 3rd speed gear caged needle bearing (2) and the spacer (1).
  2. Install the 3rd speed drive gear spacer.
    3. Fig 2: View Of Alignment Marks On Synchronizer Hub & Synchronizer Sleeve
    GM4810Courtesy of GENERAL MOTORS CORP.
  3. Check the 3rd/4th speed gear synchronizer assembly scribe marks for correct positions.
    4. Fig 3: View Of 3rd/4th Synchronizer Assembly
    GM2102291Courtesy of GENERAL MOTORS CORP.
  4. Install the 3rd/4th synchronizer assembly as follows:
    1. Start the press operation.
    2. STOP pressing before the keys engage the blocking ring slots.
    3. Lift and rotate the 3rd speed gear in order to engage the keys with the blocking ring.
    4. Continue pressing until the synchronizer is seated.
  5. Install the following parts in order:
    1. The 3rd speed gear (3)
    2. The spacer (4)
    3. The thrust washer (5)
    4. The 3rd speed gear inner cone (6)
    5. The 3rd speed gear friction cone (7)
    6. The 3rd speed gear blocking ring (8)
    7. The 3rd/4th speed gear synchronizer assembly (9). The groove on the sleeve faces the 3rd speed gear.
    6. Fig 4: Identifying Retainer Ring
    GM2102232Courtesy of GENERAL MOTORS CORP.
  6. Install the 3rd/4th synchronizer retainer ring (1).
    7. Fig 5: Installing Mainshaft Small Tapered Bearing
    GM2102293Courtesy of GENERAL MOTORS CORP.
  7. Install a new mainshaft small tapered bearing (2), using the J 39473:  installers (1), V-blocks, and a hydraulic press.
    8. Fig 6: View Of 2nd Speed Gear Spacer & Caged Needle Bearing
    GM2102230Courtesy of GENERAL MOTORS CORP.
  8. Install the 2nd speed gear caged needle bearing (2) and bearing spacer (1).
    9. Fig 7: Installing 1st/2nd Synchronizer Assembly
    GM98287Courtesy of GENERAL MOTORS CORP.
  9. Do the following when installing the 1st/2nd synchronizer assembly:
    1. Start the press operation.
    2. Stop pressing before the keys engage the blocking ring slots.
    3. Lift and rotate the 2nd speed gear in order to engage the keys with the blocking ring.
    4. Continue pressing until the synchronizer is seated.
  10. Install the following parts in order using the J 39371:  1st/2nd installer and a hydraulic press:
    1. The 2nd speed gear
    2. The 2nd speed gear inner cone
    3. The 2nd speed gear friction cone
    4. The 2nd speed gear blocking ring
    5. The 1st/2nd synchronizer assembly (The ID groove on the sleeve faces the 1st speed gear.)
    11. Fig 8: Identifying 1st Speed Gear Components
    GM2102227Courtesy of GENERAL MOTORS CORP.
  11. Install the following parts in order:
    1. The 1st speed gear two piece washer (5)
    2. The 1st speed gear locking ring (4)
    3. The 1st speed gear synchronizer blocking ring (3)
    4. The 1st speed gear outer cone (2)
    5. The 1st speed gear inner cone (1)
    12. Fig 9: Identifying 1st Speed Gear Caged Needle Bearing, 1st Speed Gear & Mainshaft Inner Seal O-ring
    GM2102295Courtesy of GENERAL MOTORS CORP.
  12. Install the following parts in order:
    1. The 1st speed gear caged needle bearing (1)
    2. The 1st speed gear (2)
    3. The mainshaft inner seal O-ring (3)
    13. Fig 10: Installing Mainshaft Large Tapered Bearing
    GM2187579Courtesy of GENERAL MOTORS CORP.
  13. Using J 39441:  installer (1), J 39441-20:  adapter (2), and a press, install the mainshaft large tapered bearing (3).
    14. Fig 11: Installing 6th Speed Driven Gear
    GM2102299Courtesy of GENERAL MOTORS CORP.
  14. Using the J 39441:  gear installer (1) and the J 39441-10:  adapter (2), install the 6th speed driven gear (3).
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