Excavator Engine Parts
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Throttle Motor identified by primary reference RD451-53640. The cited technical sources record 10 application references. Confirm the complete number, connector or mounting arrangement, 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 Part Number | Source catalog | RD451-53640 |
| Catalog Cross-Reference - Verify Configuration | Source catalog | 233000-0270 |
| Manufacturer Part Number | Source catalog | Kubota: RD451-53640 |
| Same-number Formatting Variant | Source catalog | RD45153640 |
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
10 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 Recorded application: Kubota U30, Recorded application: Kubota U35, Recorded application: Kubota U40, Recorded application: Kubota Excavator: KX033-4, Recorded application: Kubota Excavator: KX057-4, Recorded application: Kubota Excavator: KX163, Recorded application: Kubota Excavator: KX165, Recorded application: Kubota Excavator: U17-5 and 2 additional models shown on this page. Confirm the complete part number and machine serial range before ordering.
Manufacturer number: Kubota: RD451-53640. Formatting aliases for the same number: RD45153640.
Match the complete part number on the original component. Compare connectors, mounting points and visible dimensions with the product photos. Confirm the exact machine or engine model and serial range before ordering. Send clear photos of the original unit and connector layout when requesting a quote.
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