- Inspect the input sun gear (668) for the following:
 
| •  | Worn or damaged splines | 
 
| •  | Plugged lube holes or cracks | 
 
Important: The third and input clutch pawl assemblies are serviced as assemblies.
- Inspect the third and input clutchs pawl for the following:
 
| •  | Worn or damaged splines | 
 
- Install the input clutch pawl assembly (728) onto the input sun gear shaft (668).
 
- Install the third clutch pawl assembly (727) onto the input sun gear (668).