1M8649 Internal Snap Ring for Caterpillar Equipment

The 1M8649 Internal Snap Ring is a spiral internal retaining ring used in Caterpillar equipment. It is listed for Caterpillar articulated dump trucks and asphalt pavers. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The part is identified by SKU 1M8649 and is used as an internal retaining component. The supplied application data identifies the compatible Caterpillar machine models and the dimensional parameters listed below.

Fitment

The snap ring is listed for the following Caterpillar equipment types:

• Articulated dump trucks
• Asphalt pavers

Compatible Caterpillar models:

• Caterpillar D350E
• Caterpillar D400E
• Caterpillar AP-1055B
• Caterpillar AP-1055D
• Caterpillar AP-655C
• Caterpillar AP-655D
• Caterpillar AP555E
• Caterpillar BG-2255C
• Caterpillar BG-2455C
• Caterpillar BG-2455D

The listed fitment covers two Caterpillar equipment groups: D350E and D400E articulated dump trucks, and AP, AP5, and BG asphalt paver models. Model designation and suffix should be checked against the machine identification and the part being replaced before installation.

Cross-reference numbers

• 1M8649
• 1M-8649

1M8649 is the SKU and primary part number provided for this internal snap ring. The hyphenated designation 1M-8649 is also used to identify the same number in equipment parts listings.

Specifications