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Technical Specification
PRODUCT NUMBER 17793N30236N30403N32893N33217N17737NS6004S6007S6039S6045S6046S6055S6055PRS6061S6072
Voltage 121212241212121212121212121212
Design OSGRPMGRPMGROSGROSGROSGR
Manufacturer DensoDensoDensoDensoDensoDenso
Power 1.21.51.64.52.71.22.02.21.61.01.41.81.81.31.4
Rotation CWCCWCWCWCWCWCWCWCWCWCWCWCWCWCW
Teeth 91391211999999121299

Q 1. What does the WAI 16881N replace, and which OE part numbers does it cross to?

A. This starter motor replaces original-equipment units from Denso, Bosch USA, Isuzu, Remy, General Motors, and Unipoint — 20 OE cross-references in total. Denso references include 128000-0490, 128000-0491, 128000-0492, and 128000-0494; Bosch USA references include SR10026X and SR9989X; Isuzu references include 1811002340, 1811002341, and 2912559020; Remy references include 69000 and 93544; General Motors references include 94039465 and 94052175; and Unipoint STR9001. Search our cross-referenced catalogue by any of these OEM numbers to confirm a match, or ask Simon if your number is not listed.

Q 2. Which machines and equipment does this starter motor fit?

A. The WAI 16881N fits Isuzu miscellaneous industrial equipment (1991–2005) and Elgin Sweeper all models (1989–1993) — 2 confirmed applications in total. Use the selection widget or search by machine model or OEM number to verify your specific application. Every fitment shown is backed by our Fit Guarantee.

Q 3. Does this starter motor fit Isuzu engines such as the 4JB1 or C240?

A. Fitment data confirms the WAI 16881N against Isuzu miscellaneous industrial equipment (1991–2005), and it carries four Isuzu OE cross-references (1811002340, 1811002341, 2912559020, and 8971197490). Specific engine variants such as 4JB1 or C240 are not individually listed in our fitment data. Use the selection widget or search by your Isuzu OEM part number to confirm whether this unit covers your specific engine, or ask Simon for guidance.

Q 4. What are the key electrical and mechanical specifications of this starter?

A. The WAI 16881N is a 12V, 3.0kW starter motor using Denso's OSGR (Off-Set Gear Reduction) design. It has an 11-tooth pinion and clockwise (CW) rotation. It is supplied brand new — not remanufactured.

Q 5. Is this a new or remanufactured starter motor?

A. This is a brand-new starter motor. It is not remanufactured or reconditioned.

Q 6. How do I confirm this part fits my vehicle or machine?

A. Use the selection widget to match your make, model and engine, or search our cross-referenced catalogue by OEM number, machine model or equivalent part across brands. If your vehicle is not listed, ask Simon. Every fitment shown is backed by our Fit Guarantee.

Q 7. Is this part covered by your Fit Guarantee?

A. Yes. Every vehicle and OE cross-reference shown for this part is checked against manufacturer data and backed by our Fit Guarantee. If it is not right, our Fit Guarantee or hassle-free returns have you covered.

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