ENGINE AR 2W7079 - Caterpillar

Illustration 1 g03333870
Current design and location of corrosion
Illustration 2 g03333871
Location of Transmission Sensor and Harness
Illustration 3 g03333872
Improved designAdaptable To: The new part number is listed in Table 1.
Table 1
Qty    Part Number    Description    
1     324-0843     Transmission Harness As    Note: Some machines may require the Transmission Position Sensor be updated with part number 338-1462 Position Sensor Gp, or 338-1488 Position Sensor Gp to accommodate the improved connector design. Check SIS Web for latest part information.The new 324-0843 Transmission Harness As is adaptable to and effective with the serial numbers that are listed in Table 2.
Table 2
Sales Model    Adaptable Serial Number    Effective Serial Number    
621G     S/N:DBB1-732     S/N:DBB733-UP    
S/N:KJW1-89 S/N:KJW90-UP    
S/N:DXB1-205 S/N:DXB206-UP    
623G     S/N:DBC1-533     S/N:DBC534-UP    
627G     S/N:DBD1-983     S/N:DBD984-UP    
631E Series II     S/N:1AB1-76001     S/N:1AB76002-UP    
631G     S/N:DFA1-485     S/N:DFA486-UP    
S/N:DXE1-142 S/N:DXE143-UP    
637G     S/N:DFJ1-502     S/N:DFJ503-UP    
657G     S/N:W1B1-165     S/N:W1B166-UP    
657G     S/N:W1C1-317     S/N:W1C318-UP    
735     S/N:B1N1-29297     S/N:B1N29298-UP    
740     S/N:B1P1-6574     S/N:B1P6575-UP    
S/N:WWD1-485 S/N:WWD486-UP    
740 EJECTOR     S/N:B1R1-544     S/N:B1R545-UP    
769C     S/N:01X1-78004     S/N:01X78005-UP    
769D     S/N:BBB1-78001     S/N:BBB78002-UP    
770     S/N:BZZ1-820     S/N:BZZ821-UP    
771D     S/N:BCA1-76001     S/N:BCA76002-UP    
772     S/N:RLB1-849     S/N:RLB850-UP    
773D     S/N:7CS1-80001     S/N:7CS80002-UP    
S/N:NBJ1-645 S/N:NBJ646-UP    
773E     S/N:ASK1-974     S/N:ASK975-UP    
775E     S/N:DTE1-39020     S/N:DTE39021-UP    
777B     S/N:4YC1-78002     S/N:4YC78003-UP    
777C     S/N:4XJ1-78002     S/N:4XJ78003-UP    
777D     S/N:FKR1-2051     S/N:FKR2052-UP    
789C     S/N:2BW1-83001     S/N:2BW83002-UP    
AD30     S/N:DXR1-77008     S/N:DXR77009-UP    
AD45B     S/N:CXM1-530     S/N:CXM531-UP    
AD55     S/N:ANW1-77010     S/N:ANW77011-UP    
S/N:DNW1-77011 S/N:DNW77012-UP    
SPF343C     S/N:RTX1-894     S/N:RTX895-UP    
TH48-E80     S/N:FRT1-1436     S/N:FRT1437-UP    
TH55 - KRESS     S/N:KCH1-22057     S/N:KCH22058-UP