BULLDOZER AR-SEMI-UNIVERSAL 4T3714 - Caterpillar

Table 1
Parts Required
S/N Item Qty Part Former Part
(S/N: LFJ; TFJ; 3T7; LFN; TFN; 3F6; 3T6; LFK; TFK) 1 1 370-5710 Differential and Bevel Gear Gp 526-0689
2 2 524-9011 Retainer 375-7197
3 1 524-9010 Retainer
(S/N: 2T3; 2T4; 2L7; 2T5) 1 1 486-5013 Bevel Gear Set 385-4749
2 2 9D-1853 Retainer 393-1060
3 1 9D-1854 Special Spacer Note: As an alternative to replacing the bevel gear set, the existing pinion gear may be machined to capture the rings and lock system. Refer to Special Instruction, M0088900, "Procedure to Rework the Center Differential Pinion Gear on Certain 700 Series Articulated Trucks" for details on machining the existing pinion gear.735C, 740C Ejector, 745C, 740 Ejector, and 745 Articulated Truck Bevel Gear Set and Retaining Ring Replacement
Illustration 1 g06230621
Side view of the C-Series differential
(1) 526-0689 Bevel Gear Set
(2) 524-9011 Retainer
(3) 524-9010 Retainer
Remove the center differential and bevel gear. Refer to UENR4227Disassembly and Assembly, "Differential and Bevel Gear (Center) - Remove and Install" for the correct removal procedure.
Disassemble the differential gear group. Refer to , UENR4227Disassembly and Assembly, "Differential and Bevel Gear (Center) - Disassemble" for details.
Replace the existing bevel gear set with new bevel gear set (1).
Install two retainers (2) and one retainer (3) during the assembly of bevel gear set (1).
Complete the assembly of the differential gear group. Refer to , UENR4227Disassembly and Assembly, "Differential and Bevel Gear (Center) - Assemble" for the appropriate assembly procedure.725C2 and 730C2 Articulated Truck Bevel Gear Set and Retaining Ring Replacement
Illustration 2 g06230703
Top view of the C2-Series differential
(1) 486-5013 Bevel Gear Set
(2) 9D-1853 Retainer
(3) 9D-1854 Special Spacer
Remove and disassemble the center differential and bevel gear. Refer to , M0069866Disassembly and Assembly, "Differential and Bevel Gear (Center) - Remove and Install" for the correct removal procedure.
Replace the existing bevel gear set with new bevel gear set (1).
Install two retainers (2) and one special spacer (3) during the assembly of bevel gear set (1).
Complete the assembly of the differential gear group and reinstall the center differential. Refer to , M0069866Disassembly and Assembly, "Differential and Bevel Gear (Center) - Remove and Install" for the appropriate assembly procedure.