8G-4189 BEARING-ALIGNING for CAT
8G-4189 BEARING-ALIGNING for CAT
Length (mm): 44
Inside Length (mm): 44
Outside Diameter (mm): 90
Inside Diameter (mm): 60
Outside Length (mm): 36
Diameter (mm): 80
CAT 8G-4189 Sleeve Bearing — Track-Type Tractor, Compactor & Excavator Parts
Direct-fit aftermarket replacement for the Caterpillar 8G-4189 sleeve bearing. OD 90 mm, ID 60 mm, overall length 44 mm — compatible with a wide range of CAT track-type tractors, paving compactors, wheeled excavators, Challengers, and more. Full specifications and compatibility list below.
Specifications — 8G-4189
| OEM Part Number | 8G-4189 |
|---|---|
| Part Type | Sleeve Bearing |
| Outside Diameter (mm) | 90 |
| Inside Diameter (mm) | 60 |
| Diameter (mm) | 80 |
| Length (mm) | 44 |
| Inside Length (mm) | 44 |
| Outside Length (mm) | 36 |
| Compatible Brand | Caterpillar (CAT) |
| Shipment Port | Xiamen / Guangzhou |
| Fitment Check | By machine model, OEM number, serial number, photos or dimensions |
Compatible Models — CAT 8G-4189
The 8G-4189 bearing fits across 11 Caterpillar machine categories. Verify your machine serial number before ordering — send us a photo of the worn part if the number is unreadable and we'll confirm fitment.
| Machine Category | Compatible Models |
|---|---|
| Track-Type Tractor | D4 · D5 · D5H · D5H XL · D5R LGP · D5R XL · D5R2 · D6GC · D6H · D6H II · D6H XL · D6H XR · D6K2 · D6K2 LGP · D6K2 XL · D6M · D6N · D6N LGP · D6N OEM · D6N XL · D6R · D6R II · D6R III · D6R LGP · D6R STD · D6R XL · D6T · D6T LGP · D6T LGPPAT · D6T XL · D6T XL PAT · D6T XW · D6T XW PAT · 5 · 5A · 5P · 5S · 6 · 6A · 6S · 6SU · 55 · 56 · 56H |
| Paving Compactor | CP-44 · CP-44B · CP-56 · CP-56B · CP-64 · CP-68B · CP-74 · CP-74B · CP-323C · CP-433C · CP-433E · CP-533 · CP-533C · CP-533D · CP-563 · CP-563C · CP-563D · CP-563E · CP-573E · CP-663E · CP7 · CP44B · CP56B · CP68B · CP74B · CS-34 · CS-44 · CS-44B · CS-56 · CS-56B · CS-64 · CS-66B · CS-68B · CS-74 · CS-74B · CS-323C · CS-433C · CS-433E · CS-533C · CS-533D · CS-563 · CS-563C · CS-563D · CS-563E · CS-573E · CS-583E · CS7 · CS44B · CS56B · CS68B · CS74B |
| Challenger | 65 · 65B · 65C · 65D · 65E · 70C · 75 · 75C · 75D · 75E · 85C · 85D · 85E · 95E |
| Wheeled Excavator | M313C · M313D · M314F · M315 · M315C · M315D · M315D2 · M316C · M316D · M316F · M317D2 · M317F · M318 · M318C · M318D · M318D MH · M318F · M320D2 · M320F |
| Excavator | M312 · M315 · M315F · M318 |
| Soil Compactor | CP12 · CP14 · CP16 · CP56B · CP68B · CP74B · CS12 · CS13 · CS14 · CS16 · CS56B · CS66B · CS68B · CS74B |
| Vibratory Compactor | CP-34 · CP-433C · CP-433E · CP-533C · CP-533D · CP-563C · CP-563D · CP-563E · CS-34 · CS-433C · CS-433E · CS-533C · CS-533D · CS-563C · CS-563D · CS-563E · CS68B |
| Track-Type Skidder | 527 · D5HTSK II |
| Track-Type Loader | 943 |
| Work Tool | GSH22 · GSH22B · GSH22-10 · GSH22-15 · GSH440 · GSH455 · GSH555 |
| Material Handler | MH3022 |
| Telehandler | TH103 |
Frequently Asked Questions
What machines use the CAT 8G-4189 bearing?
D5, D6 series track-type tractors, CP/CS paving and soil compactors, Challenger 65–95E agricultural tractors, M313–M320 wheeled excavators, 527 skidder, 943 track loader, GSH work tools, MH3022 material handler, and TH103 telehandler. Full list is in the table above.
What are the dimensions of the 8G-4189?
OD 90 mm, ID 60 mm, diameter 80 mm, length 44 mm, inside length 44 mm, outside length 36 mm.
Is this a genuine Caterpillar part?
No — aftermarket replacement from PartsCrane / Quanzhou Shunqi Construction Machinery Parts Co., Ltd. CAT and 8G-4189 are referenced only to confirm fitment. No affiliation with Caterpillar Inc.
How fast can you ship?
Single pieces go out by DHL or FedEx from Xiamen — door to door in about 5–7 days. For bulk, sea freight works out much cheaper: FCL runs 7–15 days, LCL around 25–35 days to most ports.
Last updated: July 3, 2026
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