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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 Caterpillar machines does this starter motor fit?

A. The WAI 17616N fits 8 Caterpillar agricultural and industrial applications, including the 320 (1991–1998), 325 L (1991–1995), 75 Challenger (1990–1997), 85 Challenger (1990–1997), EL240B, IT12B, IT24B, and IT28F. Use the selection widget to match your exact model, or search our cross-referenced catalogue by machine model. Every fitment shown is backed by our Fit Guarantee.

Q 2. Does this replace Denso 128000-5730 or the other Denso starter numbers?

A. Yes. The WAI 17616N cross-references 10 Denso part numbers, including Denso 128000-5730, Denso 128000-5731, Denso 128000-5732, Denso 128000-5733, and Denso Aftermarket DSN2003, among others. You can search our cross-referenced catalogue by OE number to confirm your reference is covered.

Q 3. Does this replace the Delco Remy DRS3544?

A. Yes. Delco Remy DRS3544 is one of the 18 OE cross-references listed for the WAI 17616N. If you are sourcing a replacement for that number, this part is the direct equivalent.

Q 4. Which Caterpillar OE part numbers does this starter replace?

A. The WAI 17616N cross-references 5 Caterpillar numbers: 3E5381, 6T0380, 7C5731, 8C4774, and 9W3748. If your machine's parts book shows any of these numbers, the WAI 17616N is the matching replacement.

Q 5. What are the key electrical and mechanical specs for this starter?

A. The WAI 17616N operates at 24V, delivers 5.5kW of output power, rotates clockwise, and uses a 10-tooth pinion. It is built to Denso OSGR (Over-running Sprag Clutch Reduction) design and is supplied brand new.

Q 6. Can I ask questions about this product before ordering?

A. Yes — ask Simon, or WhatsApp our team on 07754 288583 with any questions about specifications, suitability, or compatibility.

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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