Ring 8G4177 for Caterpillar Equipment

8G4177 is a transmission seal ring for Caterpillar equipment, including tracked bulldozers, pipe-layers, and track loaders. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

Fitment

The ring is listed for the following Caterpillar equipment models and machine series:

• Tracked bulldozers:
  • D3B
  • D3C
  • D4H
  • D4H III
  • D4H XL
  • D5M
  • D5N
  • D6K
  • D6K LGP
  • D6K XL
  • D6K2
  • D6K2 LGP
  • D6K2 XL
• Pipe-layers:
  • 561M
  • 561N
  • PL61
• Track loaders:
  • 943
  • 953
  • 953B
  • 953C

For tracked bulldozers, the listed application range covers the D3B, D3C, D4H, D5, and D6K model groups, including the specified LGP, XL, III, and D6K2 configurations. The pipe-layer applications are 561M, 561N, and PL61. The track-loader applications are 943, 953, 953B, and 953C.

Fitment should be checked against the machine model and the existing part number before installation, particularly where several configurations are available within the same equipment series.

Cross-reference numbers

The part number may be written as 8G-4177 or 8G4177, with the same numerical identifier. CA8G4177 is also listed as a cross-reference for this ring.

Specifications

The dimensions and weight values above are reproduced from the available catalog data. The source lists two weight values, 0.50 lb and 0.6 lb; both are retained for reference. No material, thread specification, sealing compound, or additional components included with the ring is specified in the available data.