10. If replacing the transmission case, use the special tools to remove the shift shaft detent. Use Special Service Tool: 308-812 Remover, Detent. Use the General Equipment: Slide Hammer
11. If leakage is present, remove the shift shaft seal.
12. Clean and inspect the front and rear transmission cases.
Inspect the shift shaft and shift rail bearing for wear or damage. Install new components as necessary. Inspect the rear countershaft for wear or damage. Install a new rear transmission case as
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