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Technical Specification
PRODUCT NUMBER 14482N20539N21610N23853N21173N22155N23791N8440NA4033A4058A4072A4084A4085A4103A9012
Voltage 121212121212121212121212121212
Output Current 12012490901109010010570807085110
Design IR/IFIR/IFIR/IFIR/IFIR/IFIR/IF
Manufacturer MarelliMarelliElectropreciziaVISTEONMarelliFordMandoFord
Pulley COUPLERS6S6SC7S6APAPAPAPAPAP
Rotation CWCWCWCW

Q 1. Which Scania vehicles does the Highway Automotive 66045008 alternator fit?

A. This alternator fits Scania L, P, G, R and S Series vehicles across 21 confirmed applications, spanning engine variants including DC7, DC9, DC13, DC16, OC9 and OC13. Specific combinations include the L Series with DC7, the G Series with OC9 and OC13, the R Series with DC16, and the S Series with DC13 and DC16, among others. To confirm fitment for your exact vehicle and engine combination, use the selection widget or search our cross-referenced catalogue by machine model. Every fitment shown is backed by our Fit Guarantee.

Q 2. What are the key specifications of this alternator?

A. The 66045008 operates at 24 volts and delivers a charging current of 130 amps. It is supplied complete with a belt pulley featuring 10 grooves for multi-ribbed drive belt configurations. The packaged unit weighs 7.20 kg gross and measures 260 × 250 × 190 mm.

Q 3. How do I test or check whether my alternator is working correctly?

A. A common workshop check involves measuring battery voltage at idle and at elevated engine speed using a multimeter — a healthy charging system typically shows a rise above battery resting voltage when the alternator is charging. Load testing the charging circuit and inspecting the belt, pulley, and wiring connections are also standard diagnostic steps. For guidance specific to your Scania installation, refer to the manufacturer's service documentation or consult a qualified auto-electrician.

Q 4. 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 5. 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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