The Isuzu 4JB1 engine line groups 2 variant designations. Parts and fitment are pooled here so a cross-reference found on one variant surfaces for the whole family.
| Part # | Description | Category |
|---|---|---|
| 044HU103 | Hub & Rotor Assembly | Service part / kit |
| 044TR115-16X | Tie Rod Assembly | Service part / kit |
| 22404X | Gear & Pinion Assembly | Service part / kit |
| 25806X | Case - Differential Assembly | Service part / kit |
| 4313904 | Backing Plate - Right Hand | Service part / kit |
| 4313905 | Backing Plate - Left Hand | Service part / kit |
| 706031X | Slinger - Pinion Oil Inner | Service part / kit |
| 706032X | Differential Bearing & Race Kit | Service part / kit |
| A-TT4-00116 | Leaf Spring | Service part / kit |
| A-TT4-00361 | Rear Axle Assembly | Service part / kit |
| 39118 | Oil Seal | Seal |
Parts cataloged across all variants of this engine family — verify the exact part fits your specific variant and serial number before ordering.
Leads compiled from supplier catalogs across the family’s variants; verify the exact part for your variant and serial number.