Excavator Starter Motors
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T410861 is an official Perkins starter-motor reference for 1104 and 1106 engine families. Exact-number records specify 12V, 4.2kW and a 10-tooth pinion. Cross-references include Perkins 2873K404 and Denso 428000-1380. Confirm the complete label, pinion pitch, flange, terminals, engine build list and equipment serial range before ordering.
Send the machine model, engine model or nameplate photo so our team can confirm compatibility before shipment.
| Relationship | Reference family | Number |
|---|---|---|
| Primary Equipment Part Number | Perkins starter reference | T410861 |
| Equipment Cross-Reference | Perkins reference | 2873K404 |
| Previous Perkins Reference | Verify supersession chain | 2873K631 |
| Previous Perkins Reference | Verify supersession chain | 2873K632 |
| Manufacturer Cross-Reference | Denso reference | 428000-1380 |
| Equipment Cross-Reference | Caterpillar reference | 225-3148 |
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. Related assemblies and remanufactured numbers are not presented as direct interchanges.
Product summary
Before ordering
Machine fitment
2 model references
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 families: Perkins 1104 / 1106, Fitment limitation: Confirm label, pinion pitch, flange, terminals, build list and serial range. Confirm the complete part number and machine serial range before ordering.
Manufacturer number: 428000-1380.
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.
