Starter Motors
5 product photos · Swipe on mobile, or hover and select a thumbnail.
Send the machine model, engine model or nameplate photo so our team can confirm compatibility before shipment.
Quotation details: MOQ, availability, lead time, item condition (new or remanufactured) and warranty coverage must be confirmed in your quotation before ordering.
| Relationship | Reference family | Number |
|---|---|---|
| Primary Equipment Part Number | Cummins equipment number | 3863128 |
| Manufacturer Part Numbers | Denso suffix family; verify original label | 228000-0630 / 228000-0631 |
| Cross-reference (fitment check required) | Verify wet-clutch and terminal configuration | Cummins 3864298 / 3920644 / 3970101 / Case 370226A1 |
| Published Equipment References | Verify application and serial range | Komatsu 600-863-4110 / 600-863-4210 |
Product fitment guide
Quickly compare the reference number and recorded machine applications. Use the original photos and the checklist before ordering.
Part identification
Formatting aliases are the same number written differently. Cross-references require a specification and fitment check; they do not by themselves confirm direct interchangeability. Related assemblies and remanufactured numbers are separate relationship types.
Product summary
Before ordering
Machine fitment
7 model references
Fitment / evidence notes
Compatibility lists identify searchable model families, not every production serial range. Confirm the original part number and machine serial number before purchase.
Quick fitment answers
Recorded compatible model references include Engine: Cummins 4B3.9 / 6B5.9 / 6BT5.9, Engine: Komatsu 6D102 / S6D102, Equipment: Komatsu PC200-6 / PC200-7, Equipment: Komatsu PC210-7 / PC220-6 / PC220-8, Equipment: Komatsu WA320-3, Equipment: Case 521D wheel loader, Hyundai catalog applications: HDF35A-2. Recorded fitment/evidence notes: Fitment limitation: Confirm 3863128 and the exact 228000-063x suffix, 24V, 4.5 kW, 10-tooth CW drive, wet-clutch configuration, flange and machine serial range. Confirm the complete part number and machine serial range before ordering.
Cross-references are listed in the relationship table above. Compare specifications and the original unit before treating a reference as interchangeable. Manufacturer number: 228000-0630 / 228000-0631.
Confirm voltage and power rating against the original starter nameplate. Compare mounting-hole pattern, flange position and overall body orientation. Confirm pinion tooth count and rotation where those values are specified. Send clear photos of the original unit and connector layout when requesting a quote.
