12V 1.2KW Starter 16824-63013 for Kubota D902 – Cross-Reference

Verified Cross-Reference Fitment — Every 16824-63013 starter is checked against D902 engine serial data and superseded part numbers before dispatch to prevent flange or connector mismatch.

Technical Specifications

Application Suitability

Why the Same Starter Part Number Ships in Multiple Variants Across D902 Engines

A single base number like 16824-63013 does not guarantee physical fitment across every D902 production run without serial-level verification.

Over the years supporting aftermarket buyers, I have encountered situations where a customer ordered a starter based solely on the number stamped on their old unit, only to find the mounting flange hole pattern was offset by millimeters or the electrical connector was a different style entirely. Kubota revised the D902 starter interface several times throughout its production life, and superseded numbers such as 16824-63010 through 16824-63014 were introduced to reflect those running changes. A cross-reference table copied from one supplier to another often carries forward errors without accounting for variant-specific details [NEED_CITE: starter motor supersession practices in compact diesel engines]. When a machine is already down and the replacement arrives wrong, the cost is measured in days of idle equipment and frustrated mechanics.

Mapping Superseded Numbers to Your Exact Engine Build

The Starter Motor for Kubota D902 family spans multiple OEM reference numbers, and identifying which one actually fits your engine requires more than matching digits. Our technical process involves cross-referencing your submitted engine serial number or machine model against the production range data for each variant. This covers connector type differences, flange bolt pattern shifts, and drive gear engagement depth changes that occurred between early and late D902 blocks. We have verified interchange mappings across over twenty alternate numbers, including LRS04119, M000T88081, and KEARS-16824, so even if your original label is illegible, we can still pinpoint the correct replacement.

Interface Points That Determine Drop-In Success or Failure

Before any starter leaves our Guangzhou warehouse, we check the critical physical interfaces that determine whether it bolts on and connects without modification. The 8-tooth drive gear must mesh correctly with the flywheel ring gear — wrong tooth count or engagement depth causes grinding or failure to crank. The mounting flange bolt spacing is measured against D902-specific pattern data. The electrical connector type and terminal orientation are confirmed against the engine variant, because Kubota used at least two connector styles across the D902 and D902E production range [NEED_CITE: electrical connector variation in Kubota D902 series starter circuits]. Port position on the solenoid housing is also noted, as some machine installations route cables in tight enclosures where orientation matters.

Reading the Specifications That Matter for Cold-Start Reliability

The 12V electrical system rating is standard for Kubota D902 applications in compact excavators, generators, and agricultural pumps. The 1.2 kW output provides the cranking torque needed to overcome compression in a cold three-cylinder diesel block, particularly in low-ambient environments where oil viscosity increases resistance. The 8-tooth drive gear specification is matched to the flywheel ring gear tooth count and pitch — substituting a starter with a different gear specification will either fail to engage or strip teeth from the ring gear over time. These three parameters together define whether the starter performs its job reliably through repeated cold-start cycles in continuous-duty applications like irrigation pumps or remote mining generators.

What Happens When Fitment Verification Gets Skipped

The hidden cost of ordering a starter by number alone becomes apparent at installation. A flange that is close but not exact forces the technician to modify mounting points or use adapters, introducing misalignment that accelerates drive gear and ring gear wear. A connector mismatch means splicing wires in the field, which creates a failure point in vibration-heavy environments. Worst of all, a starter that physically fits but has the wrong engagement depth can crank the engine but fail to disengage, destroying the ring gear and requiring a far more expensive repair [NEED_CITE: starter drive gear disengagement failure modes in small diesel engines]. These are avoidable outcomes that cost equipment owners unplanned downtime and repeat parts purchases.

Why Buyers Verify Fitment Here Before Committing

Our technical team identifies correct starters from a part number, a machine model, a photograph of the old unit, or even a nameplate image where paint has covered the original markings. Every cross-reference is verified against superseded and alternate numbers, not simply copied from generic interchange databases. We hold stock in our Guangzhou warehouse for common D902 variants, meaning fitment-confirmed units ship without multi-week delays. A sample unit is available for physical fitment testing before any buyer commits to a bulk order, eliminating the trial-and-error risk that plagues unverified aftermarket sourcing. Both our self-produced lines and sourced supply carry identical warranty terms, so quality consistency is maintained across every unit shipped.

Documentation & Verification

• Commercial invoice and packing list with engine model and variant noted
• Cross-reference compatibility sheet marking all OEM numbers as reference only
• Dimensional check record covering flange pattern, gear tooth count, and connector type
• 6-month warranty terms against manufacturing defects included with shipment
• Packing photographs showing protective crating before dispatch
• HS code and customs documentation support for international clearance

Fitment Check Before Installation

• Compare the 8-tooth drive gear against the removed unit for tooth profile and engagement depth
• Verify mounting flange bolt hole spacing against the D902 engine block pattern before wiring
• Match the electrical connector type and terminal orientation to the existing engine harness
• Check solenoid port position to confirm cable routing clears the engine enclosure
• Inspect the flywheel ring gear for damaged teeth that could cause engagement issues
• If dimensions do not match, halt installation and submit photographs for cross-reference review

Identifying the Correct Starter for Your Machine

Submit your Kubota D902 engine serial number, the full machine model designation, or clear photographs of the existing starter and its nameplate. Our technical team will verify cross-reference compatibility across all superseded numbers and confirm the exact variant your engine requires, including connector type and flange configuration. This verification step ensures the replacement you receive is dimensionally correct before it ships.

Frequently Asked Questions

Q: How do I confirm this Starter Motor for Kubota D902 fits my specific engine variant? A: Provide the engine serial number or the complete machine model designation, including any suffix characters. We cross-reference this against D902 production range data to verify flange pattern, connector type, and drive gear engagement depth match your specific build. Photographs of the old starter and nameplate also help when serial data is unavailable.

Q: Are all numbers from 16824-63010 through 16824-63014 fully interchangeable? A: No. These numbers reflect running changes Kubota made across D902 production, including connector styles and flange configurations. While they share the same base platform, variant differences mean not every number fits every engine. We verify which specific number in the supersession chain matches your serial range before confirming compatibility.

Q: What if my old part number does not appear in your cross-reference list? A: Submit the number along with engine model and serial information. Our team checks against extended interchange databases and Kubota service documentation to determine if it maps to a current valid replacement. Some numbers were regional variants or equipment-manufacturer-specific designations that require additional verification steps.

Q: I only have the machine model — can you still identify the correct starter? A: Yes, in most cases. The machine model narrows down the likely engine variant and production range. We may ask follow-up questions about the engine serial or request a photograph of the existing starter to confirm connector type and flange pattern. This combination typically resolves identification without needing the original part number.

Q: Can I order a sample to verify fitment before placing a larger order? A: Yes. We supply single sample units so you can perform a physical fitment test on your actual engine before committing to bulk quantities. This is particularly valuable for fleet operators standardizing across mixed Kubota-powered equipment, where confirming one unit validates the specification for the entire group.