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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 machines and vehicles does the WAI 16739N fit?

A. This starter motor covers 43 applications across Hyster (10), Agco (8), Challenger (6), Thermo King (6), Massey Ferguson (5), John Deere (3), Elgin Sweeper (2), Gehl (1), Iseki (1), and Isuzu (1) — including Agco ST34A (2005–2008), ST35, ST35H, ST35X, ST40, ST40H, ST40X, and ST41A. Use the selection widget to match your exact make, model, and engine, or search our cross-referenced catalogue by OEM number or machine model. Every fitment shown is backed by our Fit Guarantee.

Q 2. Does this replace Isuzu part number 8971128652?

A. Yes — Isuzu 8971128652 is one of 184 verified OE cross-references covered by the WAI 16739N. It also replaces Denso original-equipment numbers including 028000-5060, 028000-6440, 028000-6441, 028000-7000, 028000-7001, 028000-7002, 028000-7003, 028000-7004, and 028000-7790, among 18 Denso references in total. To confirm fit by OE number, search our catalogue or ask Simon.

Q 3. Which Bosch and Delco Remy numbers does the 16739N replace?

A. The 16739N cross-references Bosch Exchange numbers 0986014251 and 0986016071, plus Bosch USA SR396X. On the Delco Remy side it covers DRS3038, DRS3144, and DRS3245. There are 184 OE references in total across all brands — search our cross-referenced catalogue by OE number to verify your specific unit.

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

A. The 16739N runs on 12V, develops 2.0kW of cranking power, and uses an OSGR (Off-Set Gear Reduction) design with a 9-tooth pinion rotating clockwise. It is supplied brand new — not remanufactured or on an exchange basis — so there is no core charge and no old unit to return.

Q 5. Will the engine type or variant on my machine affect fitment?

A. Yes — some makes in this part's application list span multiple engine options, so the correct match depends on your specific engine variant as well as the model. Use the selection widget with your full make, model, engine, and year, or search by your existing OE number. If your application is not listed, ask Simon and our team will check the 184-reference cross-reference database for you.

Q 6. What does the OSGR design mean in practice?

A. OSGR stands for Off-Set Gear Reduction. The gear-reduction stage allows the motor to spin at a higher speed than the pinion, producing stronger cranking torque from a compact unit — well suited to the larger-displacement diesel engines found in the agricultural and industrial machines this starter covers.

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.

Q 8. 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.

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