- Using an indicator, measure the inner diameter of the planetary gear bushing.
Important: Measure at various locations and average. If it is greater than the maximum value, the planetary gear assembly should be replaced with a new one.
Inner diameter:
- Standard: 30.056-30.082 mm (1.183-1.184 inches)
- Maximum: 30.132 mm (1.186 inches)

2. Check the serviceability of the planetary gear sun wheel.
- Using an indicator, measure the inner diameter of the planetary gear sun wheel hub.
Important: Measure at various locations and average. If it is greater than the maximum value, the planetary gear assembly should be replaced with a new one.
Inner diameter:
- Standard: 22.200-22.226 mm (0.874-0.875 inches)
- Maximum: 22.276 mm (0.877 inches)


[The original article can be found on the resource chevyman.ru]
