CORE AS-RADIATOR 2565309 - Caterpillar

Table 1
Part Number    Description    Qty    Replaces    Qty    
327-7724     Idler Axle Gp     1     258-3031     1    
Illustration 1 g01953865
Old 258-3031 Idler Axle Gp
Illustration 2 g01953868
New 327-7724 Idler Axle Gp
Illustration 3 g01953702
Effectivity for this change can be identified by finding the serial numbers for the undercarriage that are located on the top of each roller frame. Refer to Illustration 3. Serial number effectivity for the undercarriage is shown in Table 2.
Table 2
Effective Serial Number Range of the Undercarriage for this Change    
Serial Number for the Undercarriage S/N:1SP     Serial Number of the Undercarriage S/N:2SP    
UDL1B003388     UDL2B004194    Approximate serial number breaks for the machines are shown in Table 3.
Table 3
Model    Arrangement    Serial Number    
277C     258-3757 M2     (S/N: JWF1987)    
258-3758 M3 (S/N: JWF1925)    
287C     258-3947 M2     (S/N: MAS1727)    
258-3948 M3 (S/N: MAS1685)    
297C     258-3760 M2     (S/N: GCP1471)    
258-3759 M3 (S/N: GCP1451)