LINK-TRACK 6Y6721 - Caterpillar

Table 1
Part Number    
7C-1664 Fan Drive Gp    
7C-1665 Fan Drive Gp    
7W-3952 Fan Drive Gp    
7W-3953 Fan Drive Gp    
230-2578 Fan Drive Gp    Table 2 lists the new parts and the former parts within the fan drive groups.
Table 2
New Parts and Former Parts    
New Part     Former Part    
Part Number     Description     Part Number     Description    
6Y-7651     Bearing Cone     4B-7255     Bearing Cone    
7E-4202     Hard Washer     065-7892     Washer    
7K-4370     Bolt            
209-5296     Spacer     2H-3778     Locknut    
217-6916     Washer     065-7893     Bearing Lockwasher    
251-7648     Fan Bracket Assembly     127-8122     Fan Bracket Assembly    
251-7645     Shaft     7W-6488     Shaft    Table 3 lists the effectivity for the new fan drive groups.
Illustration 1 g01046601
(1) Bolt (2) Washer
Illustration 2 g01054072
(3) Shaft (4) Sleeve
Illustration 3 g01046602
(5) Hub (6) Bearing
Table 3
Serial Number Effectivity    
(S/N: 95Y01238-UP)     (S/N: 3DM00494-UP)     (S/N: 2FW00346-UP)     (S/N: CTE00375-UP)    
(S/N: 49Y01063-UP)     (S/N: 8EM00534-UP)     (S/N: 2HW00286-UP)     (S/N: CWD00232-UP)    
(S/N: 27Z00875-UP)     (S/N: 9AN00378-UP)     (S/N: 4AW00918-UP)     (S/N: CTF00266-UP)    
(S/N: 23Z07954-UP)     (S/N: 6PN00895-UP)     (S/N: 1NW00145-UP)     (S/N: CTC00258-UP)    
(S/N: 24Z10169-UP)     (S/N: 8RM00762-UP)     (S/N: BPX00103-UP)     (S/N: CTH00317-UP)    
(S/N: 25Z07106-UP)     (S/N: 7RN01960-UP)     (S/N: BRC00160-UP)     (S/N: CTJ00200-UP)    
(S/N: 68Z01271-UP)     (S/N: 4GM00743-UP)     (S/N: CBB00247-UP)     (S/N: 1HZ02913-UP)    
(S/N: 70Z01080-UP)     (S/N: 6WN00803-UP)     (S/N: GET00115-UP)     (S/N: CTG00326-UP)    
(S/N: 65Z01159-UP)     (S/N: 6HN01720-UP)     (S/N: S2B00119-UP)     (S/N: 1FZ02498-UP)    
(S/N: 67Z02107-UP)     (S/N: 2JW00415-UP)     (S/N: S2K00108-UP)     (S/N: 1GZ02123-UP)    
(S/N: 71Z00406-UP)     (S/N: 5AW00138-UP)     (S/N: CTB00200-UP)     (S/N: 1KZ01979-UP)    
(S/N: 73Z00975-UP)     (S/N: 3DW00186-UP)     (S/N: CTA00155-UP)     (S/N: 1LZ00775-UP)    
(S/N: 7NJ01119-UP)     (S/N: 1PW00442-UP)     (S/N: CTD00217-UP)     (S/N: 1JZ00783-UP)    
(S/N: 3RC01222-UP)     (S/N: 5SJ00514-UP)     (S/N: BPJ00347-UP)     (S/N: CMD00140-UP)    
(S/N: CMJ00117-UP)     (S/N: CNB00200-UP)     (S/N: CNF00203-UP)     (S/N: FDN00107-UP)