Excavator Starter Motors
8 product photos · Swipe on mobile, or hover and select a thumbnail.
Cat identifies 348-7651 as a 24-volt heavy-duty electric starting motor. The official compatible-model record lists C13 truck and industrial engines, Cat 345C, 345D, 349D and 349D2 excavators, 973D track loaders, R1600G/R1700G load-haul-dump machines and selected 730/735 articulated trucks. The reviewed exact owned archive matches the official Cat C10551640 starter geometry; eight distinct views show the pinion, mounting, body and terminal sides. Confirm 348-7651, 24 V, housing, pinion, terminals and machine 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 Cat Part Number | Official 24V heavy-duty starter identity | 348-7651 |
| Same-number Formatting Variant | Search alias only | 3487651 |
| Official Cat Reman Alternative | Remanufactured alternative; not a formatting alias | 20R-3250 |
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
4 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 Official Cat engines: C13 / 3512, Official Cat excavators: 345C / 345D / 349D / 349D2 / W345C MH, Additional official Cat equipment: 730/735 articulated trucks, 973D track loaders, R1600G/R1700G load-haul-dump machines and selected 980/982 loaders, Fitment limitation: Confirm 348-7651, 24 V, housing, pinion, terminal layout and machine serial range before shipment. Confirm the complete part number and machine serial range before ordering.
Formatting aliases for the same number: 3487651. Remanufactured references: 20R-3250.
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.
