1453031 Piston As Fits Caterpillar Models

One New Aftermarket Replacement Track Adjuster Piston for Caterpillar (Cat) Excavators

This aftermarket replacement track adjuster piston (also known as a recoil piston or Piston As) fits the undercarriage track adjuster assembly on Caterpillar (Cat) excavators. The piston works within the hydraulic track adjuster cylinder to regulate idler position and maintain correct track tension, absorbing impact loads from the undercarriage during operation.

Specifications

• Weight: approx. 27.2 lbs.
• Dimensions: approx. 14.57 x 5.12 x 5.12 in.

Compatible Models

Caterpillar Excavators (315-320 Series): 315C, 315D L, 318C, 318E L, 319C, 319D, 319D L, 319D LN, 320C, 320C L, 320D, 320D FM, 320D GC, 320D L, 320D LRR, 320D RR, 320D2, 320D2 GC, 320D2 L, 320E, 320E L, 320E LN, 320E LRR, 320E RR

Caterpillar Excavators (321-323 Series): 321C, 323D L, 323D LN

Caterpillar Dozers: D5M

Verify fitment against your machine serial number and service documentation before ordering.

Replaces Part Number(s):

1453031, 145-3031

Aftermarket Interchange Numbers

4872938

New aftermarket replacement part – not remanufactured, not used.