An Improved Stub Shaft is now Used for the CX38 Transmission in Certain 700 Series Articulated Trucks {3063, 3160} Caterpillar


An Improved Stub Shaft is now Used for the CX38 Transmission in Certain 700 Series Articulated Trucks {3063, 3160}

Usage:

745 3F6


Articulated Truck
735C (S/N: JE61-UP; JE71-UP; LFJ1-UP; TFJ1-UP)
740 EJECTOR (S/N: 3T71-165)
740 GC (S/N: 3F81-UP; 3T81-UP)
740C EJECTOR (S/N: LFN1-UP; TFN1-UP)
745 (S/N: 3F61-653; 3T61-610)
745C (S/N: JE81-UP; JE91-UP; LFK1-UP; TFK1-UP)

Description Of Change:

Reference: Refer to Disassembly and Assembly, Transmission Planetary - Disassemble and Transmission Planetary - Assemble for transmission disassembly and assembly instructions.

An improved stub shaft is now used for the CX38 Transmission in Certain 700 Series Articulated Trucks. The new stub shaft has improved heat treat to withstand higher torque spikes.

Adaptable To: The improved 553-7191 Shaft replaces 471-9315 Shaft and is adaptable to the products within the listed serial numbers and is effective with all products after the listed serial numbers.

Table 1
Required Parts 
Qty  New Part
Number 
Part Name  Former Part
Number (1)(2) 
553-7191  Shaft  471-9315 
(1) The former part number listed is for reference only and may differ.
(2) Part number 471-9315 with Engineering Change number of 01 or has a supplier serial number equal to or greater than M446100 has all engineering updates and can still be used.


Illustration 1g06320355
(1) Engineering change number location

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