Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Component Disassembly & Reassembly: MAINSHAFT: Disassembly
2004 Acura 3.5RLSECTION Disassembly
- Remove snap ring, thrust washer, thrust needle bearing and mainshaft 1st gear from mainshaft. See Figure.
- Remove needle bearing, thrust needle bearing, distance collar, gear collar and 1st-4th clutch from mainshaft. Place mainshaft in press with threaded end (lock nut) end facing upward and support using Adapter (07MAD-PR90100). See Figure.
- Press mainshaft from mainshaft 3rd gear, mainshaft 4th gear and thrust washer. Remove thrust needle bearings and needle bearing from mainshaft 3rd and 4th gears.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.