Description of John Deere 4718355 Top Roller (Carrier Roller)

PRODUCT DETAILS

The TOP ROLLER (carrier roller) with part number 4718355 is an aftermarket replacement for John Deere 26-50 Series carrier rollers. It features strong interchangeability, fitting multiple John Deere mini excavator models and some Hitachi models.

I. Basic Information
Part Numbers: Main part number: 4718355; Alternative/dealer part numbers: 4718355, FYD00004167.
Product Function: As the smallest roller in the undercarriage system, it supports the track to prevent sagging at the top of the track system.

II. Applicable Models
1. John Deere Mini Excavators
Directly Applicable Models (no serial number restrictions):
26G, 30G, 30P, 35G, 35P, 50G.
Conditionally Applicable Models (subject to serial number requirements):
27D: Serial number 255560 and above;
35D: Serial number 265000 and above;
50D: Serial number 275361 and above.
2. Hitachi Models
Serial number verification of the equipment is required before ordering. Potential applicable models include:
ZX26U-5N
ZX27U-3 (Late Serial Numbers)
ZX35U-3, ZX35U-5
ZX50U-3 (Late Serial Numbers), ZX50U-5

III. Technical Specifications
Shaft Diameter: 30mm
Body Diameter: 70mm
Shaft Length: 29mm (not including the collar)
Body Length: 100mm

IV. Notes on Interchangeability
Though this carrier roller fits multiple models, special attention is needed when ordering:

For John Deere models with conditional applicability (e.g., 27D/35D/50D), ensure the serial number meets the “XXX and above” requirement;
When fitting Hitachi models, verify the equipment’s serial number to confirm compatibility and avoid mismatching.