4T0780 Trunnion Fit Caterpillar

The 4T0780 trunnion is a pivot shaft used on Caterpillar tracked bulldozers. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The part is listed for the Caterpillar machine models and series shown below. The fitment includes tracked bulldozers identified by both model designations and machine codes.

Fitment

• Caterpillar Tracked Bulldozer 56H
• Caterpillar Tracked Bulldozer 6
• Caterpillar Tracked Bulldozer 6A
• Caterpillar Tracked Bulldozer 6S
• Caterpillar Tracked Bulldozer 6SU
• Caterpillar D5
• Caterpillar D5H XL
• Caterpillar D5R LGP
• Caterpillar D5R XL
• Caterpillar D5R2
• Caterpillar D6
• Caterpillar D6 XE
• Caterpillar D6GC
• Caterpillar D6H
• Caterpillar D6H II
• Caterpillar D6H XL
• Caterpillar D6H XR
• Caterpillar D6M
• Caterpillar D6N
• Caterpillar D6N LGP
• Caterpillar D6N XL
• Caterpillar D6R
• Caterpillar D6R II
• Caterpillar D6R III
• Caterpillar D6R LGP
• Caterpillar D6R STD
• Caterpillar D6T
• Caterpillar D6T LGP
• Caterpillar D6T XL
• Caterpillar D6T XW
• Caterpillar D6XE
• Caterpillar D7E

Cross-reference numbers

The following numbers identify the same trunnion part in the available product data:

• 4T0780
• 4T-0780

Specifications