Caterpillar (CAT) 320 Undercarriage Parts
Undercarriage parts available for the Caterpillar (CAT) 320: track roller (OEM 117-5045), carrier roller (OEM 8E-5600), front idler (OEM 9W-9444), sprocket (OEM 6Y-4898).
Parts on this page also fit the Caterpillar (CAT) 320L, 320N — see each part's fitment list for the exact models.
Parts list with OEM numbers
| Part | OEM part number | Fits | Details |
|---|---|---|---|
| Track Roller (bottom roller) | 117-5045 | 320, 320L, 320B, 320N | Specs & quote |
| Carrier Roller (top roller) | 8E-5600, 286-9824 | 320, 320B, 320C, 320D | Specs & quote |
| Front Idler (idler wheel) | 9W-9444 | 320, 320L, 320N | Specs & quote |
| Sprocket (drive sprocket) | 6Y-4898 | 320B, 320 | Specs & quote |
Part numbers can change with machine serial ranges. Send your serial number and we will confirm before quoting.
Ordering
Send the parts you need from this list — track roller, carrier roller, front idler, sprocket — and we quote them together. Each part comes from a partner factory that specializes in it, and the order is consolidated into one shipment from Xiamen.
| MOQ | 10 pcs per part number |
|---|---|
| Lead time | 7–25 days, depending on part type and quantity |
| Warranty | 12 months |
| Payment | T/T, L/C |
| Shipping port | Xiamen |