WHEEL & TIRE AR 2389667 - Caterpillar

Illustration 1 g01103629
The hardness of 134-2203 Thrust Plate (1) has been increased in order to help the retention of the pivot shaft bolts. The increased hardness increases the service life of the thrust plate. The increased hardness also increases the service life of the pivot shaft bolts.134-2203 Thrust Plate (1) is adaptable to the machines that are listed above.134-2203 Thrust Plate (1) is effective with the machines that are listed in Table 1.
Table 1
Sales Model    Serial Number Effectivity    
D11R     S/N:7PZ801-UP    
D11R CD     S/N:AAF218-UP    All 134-2203 Thrust Plate (1) parts stock has been changed to the higher hardness.