20Y-27-21191 Gear Fits Komatsu Models

One New Aftermarket Replacement Final Drive / Travel Sun Gear for Komatsu Excavators

This aftermarket replacement sun gear (part number 20Y-27-21191) fits the final drive / travel reduction assembly on Komatsu PC-series excavators. The sun gear is a core planetary gear system component that transmits rotational torque through the travel reduction unit to drive the undercarriage tracks.

Specifications

• Outside Diameter: 92.5 mm
• Inner Diameter: 47 mm
• Length: 90 mm
• Teeth: 21T

Compatible Models

Komatsu PC-Series Excavators: PC100L-6 (S/N 15001-UP), PC200-6 (S/N 80001-UP), PC200-6H (S/N 80001-UP), PC200-6J (S/N 80001-UP), PC200-6S (S/N 80001-UP), PC200LC-6 (S/N 80001-UP), PC200LC-6H (S/N 80001-UP), PC200LC-6J (S/N 80001-UP), PC200LC-6S (S/N 80001-UP), PC210-6 (S/N 30001-UP), PC210-6G (S/N 30001-UP), PC210-6K (S/N K30001-UP), PC210LC-6 (S/N 30001-UP), PC210LC-6G (S/N 30001-UP), PC210LC-6K (S/N K30001-UP), PC220-6 (S/N 50001-UP), PC220LC-6 (S/N 50001-UP), PC230-6 (S/N 10001-UP), PC230LC-6 (S/N 10001-UP), PC240-6K (S/N K30001-UP), PC240LC-6K (S/N K30001-UP), PC240NLC-6K (S/N K30001-UP), PC300-6 (S/N 30001-UP), PC300LC-6 (S/N 30001-UP), PC300LC-6Z (S/N 30001-UP), PC300-6Z (S/N 30001-UP), PC300SC-6 (S/N 10001-UP), PC340-6K (S/N K30001-UP), PC340LC-6K (S/N K30001-UP), PC340NLC-6K (S/N K30001-UP), PC350-6 (S/N 10001-UP), PC350-6Z (S/N 10001-UP), PC350LC-6 (S/N 10001-UP), PC350LC-6Z (S/N 10001-UP), PC380LC-6K (S/N K30001-UP), CD110R-1 (S/N 1061-UP)

Note: Serial number restrictions apply. Verify your machine serial number before ordering.

Replaces Part Number(s):

20Y-27-21191, 20Y2721191, 20Y-27-21190, 20Y2721190

New aftermarket replacement part - not remanufactured, not used.