Part identification
Reference numbers
Search with or without hyphens. Match the complete number on the original part.

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Starter Motors
Starter motor referenced by RE503119 for selected 3029, 4039, 4045, 6059 and 6068 engine families. RE528929 is the verified replacement kit. Confirm the complete reference, voltage, pinion, nose housing and mounting pattern before ordering.
Send the machine model, engine model or nameplate photo so our team can confirm compatibility before shipment.
Product fitment guide
Quickly compare the reference number and recorded machine applications. Use the original photos and the checklist before ordering.
Part identification
Search with or without hyphens. Match the complete number on the original part.
Product summary
Before ordering
Machine fitment
67 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 3029DF120, 3029DF124, 3029DF128, 3029DF150, 3029DF151, 3029DF160, 3029DF180, 3029HF270 and 59 additional models shown on this page. Confirm the complete part number and machine serial range before ordering.
The recorded reference family includes RE503119, RE528929, RE503119 RE528929. Match the complete number and physical configuration before replacing the original part.
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.
Continue comparing recovered references from the same system.